AN-859: ADF7020-1、ADF7021和ADF7021-N的RF端口阻抗数据、匹配以及外部元件选择 (Rev. A) PDF

AN-859
ᆌᆩԴऻ
One Technology Way t P.O. Box 9106 t Norwood, MA 02062-9106, U.S.A. t Tel: 781.329.4700 t Fax: 781.461.3113 t www.analog.com
ADF7020-1ĂADF7021ࢅADF7021-N‫ڦ‬RF‫܋‬੨ፆੇຕ਍Ă
೅ದᅜतྔևᇮॲ჋ስ
ፕኁǖConor O’Mahony
࿔‫߁ڗ‬ຎ
ԨᆌᆩԴऻ௮ຎକADF7020-1ĂADF7021ࢅADF7021-N‫ڦ‬
ࠀ୲‫ٷݣ‬ഗ(PA)ࢅ‫گ‬ሯำ‫ٷݣ‬ഗ(LNA)‫ڦ‬RF‫܋‬੨ፆੇఇ
႙ăኍ‫ܔ‬ADF7020-1ĂADF7021ࢅADF7021-N֑ᆩྔև‫ۉ‬
ߌVCO)130 MHz዁650 MHz*߾ፕ้‫ڦ‬ೕ୲‫ྷݔ‬LjԨ࿔ଚ‫؜‬
କഄ‫܋‬੨ፆੇኵăଷྔLjԨ࿔࣏ኍ‫ܔ‬ᅃဣଚೕ‫ࠃ༵ټ‬କ೅
ದ‫ۉ‬ୟĂ࣍ୟ୳հഗᇮॲतVCOၿና‫ߌۉ‬ኵă
०঻!
ADF7020-1ĂADF7021ࢅADF7021-Nਏᆶଇ߲RF‫܋‬੨ǖᅃ
ୟLNA๼෇(RFIN/RFINB)ࢅᅃୟPA๼‫(؜‬RFOUT)ăኄၵ
RF‫܋‬੨‫ڦ‬༬Ⴀࢅࠀీൽਦᇀ๭݀ഗ‫߾ڦ‬ፕఇ๕Ljन݀พ
(Tx)ఇ๕࣏๟থ๭(Rx)ఇ๕ă՗1ଚ‫؜‬କኄၵ‫܋‬੨तഄփཞ
ጒༀă
ཚࡗྺ௅߲RF‫܋‬੨༵ࠃ०‫ڦڇ‬णጺᇮॲఇ႙Lj࿮Ⴔ੊୯ް
ሗ‫ټ੻ڦ‬ఇ႙ăኄዖ०ࣅ‫ڦ‬ඍ‫ۅ‬๟ኄၵఇ႙ৈሞড቏‫ڦ‬ೕ
‫ాټ‬ᆶၳăADF7020-1ĂADF7021ࢅADF7021-N‫܋‬੨ఇ႙
๟एᇀࠦۨఇ႙঳ࠓླྀ‫؜ܸڞ‬ă
ADF7020-1ĂADF7021ࢅADF7021-Nਏᆶᅃ߲ೌాVCOLj
ཚࡗྔևၿና‫ߌۉ‬ઠยዃRFೕ୲‫ྷݔ‬ăሞ“ྔևVCO‫”ߌۉ‬
և‫ݴ‬ዐLjԨ࿔঻ถକසࢆኍ‫ܔ‬໯Ⴔ߾ፕೕ‫ټ‬჋ስ޿ྔև‫ۉ‬
ߌă
ኍ‫ܔ‬ADF7020-1ĂADF7021ࢅADF7021-N‫߳ڦ‬ዖ‫׉‬ᆩ߾ፕ
ೕ‫ټ‬LjԨ࿔࣏༵ࠃକ๖૩Ⴀ࣍ୟ୳հഗࢅ೅ದᇮॲă
՗1
‫܋‬੨
PA๼‫܋ڇ(؜‬Ăᅜ‫ྺں‬एጚ)
LNA๼෇(‫܋ڇ‬Ăᅜ‫ྺں‬एጚ)
ጒༀ
TxǖᆫࣅPA޶ሜፆੇ
RxǖPA੣ှፆੇ
TxǖLNA੣ှፆੇ
RxǖLNA๼෇ፆੇ(ፌ‫ٷ‬ሺᅮ)
Rev. A | Page 1 of 12
AN-859
ᆌᆩԴऻ
ణ୤
࿔‫߁ڗ‬ຎ ................................................................................... 1
āTxఇ๕! ................................................................................... 5
०঻!........................................................................................... 1
āRxఇ๕!................................................................................... 7
PA‫܋‬੨ፆੇ!............................................................................... 3
჋ስྔևᇮॲ!............................................................................ 9
āTxఇ๕!................................................................................... 3
ā೅ದ!......................................................................................... 9
Rxఇ๕!................................................................................... 4
ā࣍ୟ୳հഗᇮॲ!..................................................................... 9
LNA‫܋‬੨ፆੇ!............................................................................ 5
āྔևVCO‫!ߌۉ‬...................................................................... 10
Rev. A | Page 2 of 12
AN-859
ᆌᆩԴऻ
PA‫܋‬੨ፆੇ
Txఇ๕
PA޶ሜፆੇኵᅙঢ়ࡗᆫࣅLjᅜՍሞ‫ۉ‬ᇸ‫ۉ‬უྺ3.0 V้ᅜ৑
੗ీ‫ࡼࠀڦگ‬इ‫ڥ‬10 dBm๼‫୲ࠀ؜‬ă཮1ዐ཭‫؜‬၂๖କኄᅃ
ᆫࣅ‫ڦ‬PA޶ሜፆੇ(ZOPTIMUM)Ljཞ้၂๖କ޿ፆੇ‫ڪڦ‬ၳण
ጺᇮॲ‫ۉ‬ୟă൩ጀᅪLj‫݀ྺړ‬พఇ๕ူ‫ڦ‬PAยऺ೅ದྪஏ
้Lj൩ॽPAఇెྺZOPTIMUM‫᧨ࠌڦ‬ኵă
՗2ଚ‫؜‬କሞ160 MHz዁620 MHzೕ୲‫ాྷݔ‬ᅜ10 MHzྺօ
৊‫ڦ‬ᆫࣅPA޶ሜፆੇኵă
ADF7020-1/
ADF7021/
ADF7021-N
RFOUT
R
ZOPTIMUM
06301-001
L
PA
཮1. ݀พఇ๕ူ‫ڦ‬PAᆫࣅ޶ሜፆੇۨᅭतणጺᇮॲఇ႙
՗2. ݀พఇ๕ူ‫ڦ‬PAᆫࣅ޶ሜፆੇ
ೕ୲(MHz)
300
ZOPTIMUM (Ω)
132.74 + 61.86i
R (Ω)
162
L (nH)
184
310
129.37 + 62.65i
160
169
320
126.06 + 63.34i
158
156
330
122.81 + 63.93i
156
145
340
119.65 + 64.42i
154
134
350
116.62 + 64.81i
153
125
360
113.74 + 65.09i
151
117
370
111.04 + 65.28i
149
109
380
108.54 + 65.39i
148
103
390
106.26 + 65.42i
147
97
400
104.2 + 65.4i
145
92
410
102.4 + 65.32i
144
88
420
100.85 + 65.21i
143
84
430
99.58 + 65.08i
142
80
440
98.6 + 64.93i
141
78
450
97.92 + 64.77i
141
75
460
97.55 + 64.6i
140
73
470
97.5 + 64.43i
140
72
480
97.65 + 64.27i
140
71
ೕ୲(MHz)
160
ZOPTIMUM (Ω)
177.28 + 48.41i
R (Ω)
190
L (nH)
694
490
97.86 + 64.13i
140
69
500
98 + 64.01i
140
68
170
174.66 + 48.73i
188
632
510
97.93 + 63.94i
140
67
180
171.9 + 49.3i
186
574
520
97.52 + 63.93i
139
65
190
169.02 + 50.06i
184
520
530
96.64 + 63.98i
139
63
200
166.02 + 50.99i
182
471
540
95.17 + 64.09i
138
61
210
162.93 + 52.03i
180
426
550
93.02 + 64.21i
137
58
220
159.75 + 53.16i
177
386
560
90.12 + 64.29i
136
54
230
156.5 + 54.33i
175
350
570
86.55 + 64.23i
134
50
240
153.18 + 55.52i
173
317
580
82.41 + 63.94i
132
47
250
149.82 + 56.71i
171
288
590
77.84 + 63.34i
129
43
260
146.41 + 57.87i
169
262
600
72.98 + 62.36i
126
39
270
142.99 + 58.97i
167
239
610
67.97 + 60.98i
123
36
280
139.56 + 60.02i
165
219
620
62.96 + 59.17i
119
32
290
136.14 + 60.98i
163
200
Rev. A | Page 3 of 12
AN-859
ᆌᆩԴऻ
Rxఇ๕
ሞ থ ๭ ఇ ๕ ူ Lj ස ࡕ ย ऺ Rx/Txፇ ࢇ ೅ ದ ) ၟ ሞ
ADF7020-1ĂADF7021ࢅADF7021-Nೠࠚӱฉᅃᄣ*LjሶPA
‫܋‬੨‫ڦ‬सิ‫ۉ‬ඹႴᇎᅜ੊୯ă཮2၂๖କথ๭ఇ๕ူೋዃ
PA‫ڦ‬णጺᇮॲఇ႙ă՗3ଚ‫؜‬କሞ150.5 MHz዁626.5 MHzೕ
୲‫ాྷݔ‬ᅜ7 MHzྺօ৊‫ڦ‬ᆫࣅPA‫܋‬੨ፆੇኵă
RFOUT
ADF7020-1/
ADF7021/
ADF7021-N
C
R
RFGND
06301-002
ZPA_OFF
཮2. থ๭ఇ๕ူ‫ڦ‬PA‫܋‬੨ፆੇۨᅭत‫ڪ‬ၳणጺᇮॲఇ႙
՗3. থ๭ఇ๕ူ‫ڦ‬PA‫܋‬੨ፆੇ
ೕ୲(MHz)
339.5
ZPA_OFF (Ω)
15.17 – 152.5i
R (Ω)
1548
C (pF)
3.04
346.5
14.94 – 148.94i
1500
3.05
353.5
14.75 – 145.61i
1452
3.06
360.5
14.52 – 142.4i
1411
3.07
367.5
14.04 – 139.02i
1391
3.08
374.5
13.89 – 136.06i
1347
3.09
381.5
13.69 – 133.17i
1309
3.10
388.5
13.48 – 130.32i
1273
3.11
395.5
13.31 – 127.51i
1235
3.12
402.5
13.1 – 124.8i
1202
3.13
409.5
12.86 – 122.21i
1174
3.15
416.5
12.66 – 119.72i
1145
3.16
423.5
12.51 – 117.27i
1112
3.17
430.5
12.43 – 115.08i
1078
3.18
437.5
12.24 – 112.91i
1054
3.18
ೕ୲(MHz)
150.5
ZPA_OFF (Ω)
25.71 – 265.48i
R (Ω)
2767
C (pF)
3.95
444.5
12.01 – 110.79i
1034
3.19
451.5
11.78 – 108.67i
1014
3.21
157.5
29.31 – 274.14i
2593
3.64
458.5
11.58 – 106.55i
992
3.22
164.5
25.86 – 281.78i
3096
3.40
465.5
11.43 – 104.4i
965
3.24
171.5
19.65 – 281.12i
4041
3.29
472.5
11.25 – 102.48i
945
3.25
178.5
18.42 – 273.92i
4092
3.24
479.5
11.09 – 100.58i
923
3.26
185.5
18.27 – 266.72i
3912
3.20
486.5
10.91 – 98.72i
904
3.27
192.5
18.46 – 259.52i
3667
3.17
493.5
10.67 – 96.98i
892
3.29
199.5
18.63 – 252.47i
3440
3.14
500.5
10.48 – 95.16i
875
3.30
206.5
18.57 – 245.7i
3269
3.12
507.5
10.41 – 93.43i
849
3.32
213.5
18.36 – 239i
3130
3.10
514.5
10.23 – 91.75i
833
3.33
220.5
17.82 – 232.79i
3059
3.08
521.5
9.96 – 90.11i
825
3.35
227.5
17.53 – 226.9i
2954
3.06
528.5
9.86 – 88.47i
804
3.36
234.5
19.48 – 219.07i
2483
3.07
535.5
9.73 – 86.94i
787
3.38
241.5
19.35 – 215.94i
2429
3.03
542.5
9.59 – 85.46i
771
3.39
248.5
17.82 – 210.02i
2493
3.03
549.5
9.46 – 84.01i
756
3.40
255.5
17.39 – 203.99i
2410
3.03
556.5
9.32 – 82.61i
742
3.42
262.5
17.46 – 198.72i
2279
3.03
563.5
9.17 – 81.3i
730
3.43
269.5
17.4 – 193.91i
2178
3.02
570.5
9.02 – 79.91i
717
3.45
276.5
17.08 – 189.36i
2116
3.02
577.5
8.91 – 78.62i
703
3.46
283.5
16.66 – 184.97i
2070
3.01
584.5
8.8 – 77.41i
690
3.47
290.5
16.35 – 180.56i
2010
3.01
591.5
8.58 – 76.22i
686
3.49
297.5
16.23 – 176.12i
1927
3.01
598.5
8.43 – 74.96i
675
3.50
304.5
16.26 – 171.96i
1835
3.01
605.5
8.32 – 73.86i
664
3.51
311.5
16.11 – 167.8i
1764
3.02
612.5
8.19 – 72.78i
655
3.53
318.5
15.85 – 163.58i
1704
3.03
619.5
8.02 – 71.64i
648
3.54
325.5
15.63 – 159.8i
1649
3.03
626.5
7.92 – 70.53i
636
3.56
332.5
15.43 – 156.21i
1597
3.03
Rev. A | Page 4 of 12
AN-859
ᆌᆩԴऻ
LNA‫܋‬੨ፆੇ
཮3၂๖କ݀พఇ๕ူLNA‫ڦ‬णጺᇮॲఇ႙ăኄᅃఇ႙‫ݒ‬
ᆙକ֑ᆩ৑ଉ०‫ڪڦڇ‬ၳ‫ۉ‬ୟ֪‫܋ڦڥ‬੨ፆੇኵă
՗4ଚ‫؜‬କሞ100 MHz዁620 MHzೕ୲‫ాྷݔ‬ᅜ10 MHzྺօ
৊‫ڦ‬ZAĂZBĂZCፆੇतഄ၎ᆌ‫ڦ‬णጺᇮॲኵă
‫ړ‬ADF7020-1ĂADF7021ࢅADF7021-Nྺ݀พఇ๕้Lj
Tx/Rxਸ࠲ԿࢇLjᅜሞLNAֶ‫ݴ‬๼෇)RFINᇑRFINB*ኮक़ႚ
‫ׯ‬ᅃ߲‫گ‬ፆੇୟ০(ZB)ăZAࢅZC‫ݴ‬՚‫پ‬՗RFINᇑGNDኮक़
ᅜतRFINBᇑGNDኮक़‫ڦ‬ፆੇLjܾኁ၎‫ڪ‬ăยऺ೅ದྪஏ
้Lj੗ᅜ๑ᆩ཮3໯๖‫ڦ‬णጺᇮॲఇ႙ఇెLNA๼෇ፆ
ੇă
RFIN
RFINB
ADF7020-1/
ADF7021/
ADF7021-N
ZB
LB
ZA
ZC
RB
CA
RA
CC
RC
06301-004
Txఇ๕!
཮3. ݀พఇ๕ူ‫ڦ‬LNAणጺᇮॲఇ႙
՗4. ݀พఇ๕ူ‫ڦ‬LNA‫܋‬੨ፆੇतणጺᇮॲኵ
ೕ୲(MHz)
100
110
120
130
140
150
160
170
180
190
200
210
220
230
240
250
260
270
280
290
300
310
320
330
340
350
360
370
380
390
ZA (Ω)
209.69 – 750.06i
192.68 – 701.23i
159.71 – 632.35i
141.32 – 596.57i
110.5 – 539.87i
100.4 – 500.12i
83.12 – 462.07i
76.19 – 423.43i
70.35 – 407.17i
55.83 – 378.53i
59.81 – 359.02i
57.75 – 338.81i
47.16 – 330.59i
47.58 – 308.71i
45.61 – 296.9i
39.44 – 274.86i
41.59 – 264.05i
35.5 – 253.72i
35.04 – 240.15i
31.94 – 234.19i
29.26 – 227.03i
30.13 – 217.74i
31.83 – 209.67i
31.13 – 202.45i
32.71 – 197.29i
31.84 – 193.62i
31.39 – 189.84i
28.33 – 181.71i
30.76 – 178.73i
30.87 – 173.95i
RA (Ω)
2893
2745
2663
2660
2748
2592
2652
2429
2427
2622
2215
2045
2365
2051
1978
1955
1718
1849
1681
1749
1791
1604
1413
1348
1223
1209
1180
1194
1069
1011
CA (pF)
1.97
1.92
1.97
1.94
2.02
2.04
2.09
2.14
2.11
2.17
2.16
2.17
2.14
2.19
2.18
2.27
2.26
2.28
2.32
2.30
2.30
2.31
2.32
2.33
2.31
2.29
2.27
2.31
2.28
2.27
ZB (Ω)
10.12 + 0.79i
10.12 + 0.86i
10.13 + 0.97i
10.12 + 1.07i
10.16 + 1.11i
10.16 + 1.2i
10.16 + 1.31i
10.16 + 1.4i
10.2 + 1.51i
10.16 + 1.63i
10.14 + 1.72i
10.14 + 1.82i
10.17 + 1.88i
10.14 + 1.99i
10.14 + 2.06i
10.14 + 2.15i
10.09 + 2.27i
10.11 + 2.44i
10.11 + 2.56i
10.13 + 2.75i
10.17 + 2.93i
10.22 + 3.07i
10.22 + 3.18i
10.27 + 3.33i
10.29 + 3.44i
10.3 + 3.5i
10.34 + 3.63i
10.37 + 3.75i
10.36 + 3.85i
10.38 + 3.97i
Rev. A | Page 5 of 12
RB (Ω)
10.2
10.2
10.2
10.2
10.3
10.3
10.3
10.4
10.4
10.4
10.4
10.5
10.5
10.5
10.6
10.6
10.6
10.7
10.8
10.9
11.0
11.1
11.2
11.3
11.4
11.5
11.6
11.7
11.8
11.9
LB (nH)
207.6
173.5
141.6
118.5
107.0
92.5
79.7
70.3
62.3
54.4
48.9
44.2
41.2
37.1
34.5
31.8
28.8
26.1
24.1
22.0
20.3
19.0
17.9
16.9
16.0
15.4
14.6
13.9
13.3
12.7
ZC (Ω)
209.69 – 750.06i
192.68 – 701.23i
159.71 – 632.35i
141.32 – 596.57i
110.5 – 539.87i
100.4 – 500.12i
83.12 – 462.07i
76.19 – 423.43i
70.35 – 407.17i
55.83 – 378.53i
59.81 – 359.02i
57.75 – 338.81i
47.16 – 330.59i
47.58 – 308.71i
45.61 – 296.9i
39.44 – 274.86i
41.59 – 264.05i
35.5 – 253.72i
35.04 – 240.15i
31.94 – 234.19i
29.26 – 227.03i
30.13 – 217.74i
31.83 – 209.67i
31.13 – 202.45i
32.71 – 197.29i
31.84 – 193.62i
31.39 – 189.84i
28.33 – 181.71i
30.76 – 178.73i
30.87 – 173.95i
RC (Ω)
2893
2745
2663
2660
2748
2592
2652
2429
2427
2622
2215
2045
2365
2051
1978
1955
1718
1849
1681
1749
1791
1604
1413
1348
1223
1209
1180
1194
1069
1011
CC (pF)
1.97
1.92
1.97
1.94
2.02
2.04
2.09
2.14
2.11
2.17
2.16
2.17
2.14
2.19
2.18
2.27
2.26
2.28
2.32
2.30
2.30
2.31
2.32
2.33
2.31
2.29
2.27
2.31
2.28
2.27
AN-859
ೕ୲(MHz)
400
410
420
430
440
450
460
470
480
490
500
510
520
530
540
550
560
570
580
590
600
610
620
ᆌᆩԴऻ
ZA (Ω)
32.18 – 170.85i
33.11 – 166.02i
30.47 – 159.59i
27.95 – 155.18i
30.2 – 150.2i
29.08 – 146.18i
29.13 – 142.38i
28.74 – 139.25i
29.71 – 137.39i
30.13 – 134.96i
31.09 – 131.09i
30.85 – 128.62i
31.41 – 125.89i
30.8 – 123.66i
31.27 – 121.49i
31.44 – 118.47i
31.61 – 117.03i
31 – 114.7i
31.16 – 111.91i
31.54 – 110.09i
31.3 – 107.92i
31.87 – 105.94i
31.62 – 103.66i
RA (Ω)
939
866
866
890
777
764
725
703
665
635
584
567
536
527
503
478
465
455
433
416
403
384
371
CA (pF)
2.25
2.25
2.29
2.31
2.31
2.33
2.33
2.33
2.31
2.29
2.30
2.29
2.29
2.29
2.28
2.28
2.26
2.27
2.28
2.26
2.27
2.26
2.27
ZB (Ω)
10.42 + 4.14i
10.47 + 4.2i
10.5 + 4.36i
10.54 + 4.5i
10.5 + 4.61i
10.47 + 4.71i
10.45 + 4.83i
10.42 + 4.92i
10.41 + 5.07i
10.44 + 5.26i
10.46 + 5.42i
10.43 + 5.62i
10.43 + 5.78i
10.41 + 5.91i
10.4 + 6.01i
10.39 + 6.14i
10.37 + 6.28i
10.37 + 6.45i
10.39 + 6.59i
10.38 + 6.76i
10.37 + 6.93i
10.36 + 7.08i
10.35 + 7.21i
Rev. A | Page 6 of 12
RB (Ω)
12.1
12.2
12.3
12.5
12.5
12.6
12.7
12.7
12.9
13.1
13.3
13.5
13.6
13.8
13.9
14.0
14.2
14.4
14.6
14.8
15.0
15.2
15.4
LB (nH)
12.1
11.8
11.2
10.8
10.3
9.9
9.5
9.1
8.8
8.4
8.2
7.8
7.5
7.3
7.1
6.9
6.7
6.5
6.3
6.1
6.0
5.8
5.7
ZC (Ω)
32.18 – 170.85i
33.11 – 166.02i
30.47 – 159.59i
27.95 – 155.18i
30.2 – 150.2i
29.08 – 146.18i
29.13 – 142.38i
28.74 – 139.25i
29.71 – 137.39i
30.13 – 134.96i
31.09 – 131.09i
30.85 – 128.62i
31.41 – 125.89i
30.8 – 123.66i
31.27 – 121.49i
31.44 – 118.47i
31.61 – 117.03i
31 – 114.7i
31.16 – 111.91i
31.54 – 110.09i
31.3 – 107.92i
31.87 – 105.94i
31.62 – 103.66i
RC (Ω)
939
866
866
890
777
764
725
703
665
635
584
567
536
527
503
478
465
455
433
416
403
384
371
CC (pF)
2.25
2.25
2.29
2.31
2.31
2.33
2.33
2.33
2.31
2.29
2.30
2.29
2.29
2.29
2.28
2.28
2.26
2.27
2.28
2.26
2.27
2.26
2.27
AN-859
ᆌᆩԴऻ!
RFIN
Rxఇ๕!
ยऺথ๭ఇ๕ူ‫ڦ‬೅ದྪஏ้Lj੗ᅜ๑ᆩ཮4໯๖‫ڦ‬णጺ
ᇮ ॲ ఇ ႙ ఇ ె LNA๼ ෇ ፆ ੇ ă Z Aࢅ Z C‫ ݴ‬՚ ‫ پ‬՗ RFINᇑ
GNDኮक़ᅜतRFINBᇑGNDኮक़‫ڦ‬ፆੇLjܾኁ၎‫ڪ‬ă‫ړ‬
ADF7020-1ĂADF7021ࢅADF7021-Nྺথ๭ఇ๕้LjZB‫پ‬
՗RFINᇑRFINBኮक़‫ߛڦ‬ፆੇ᳘ࢇୟ০ă
RFINB
ADF7020-1/
ADF7021/
ADF7021-N
ZB
LB
ZA
ZC
RB
CA
RA
CC
RC
06301-004
՗5ଚ‫؜‬କሞ80 MHz዁620 MHzೕ୲‫ాྷݔ‬ᅜ10 MHzྺօ৊
‫ڦ‬ZAĂZBĂZCፆੇतഄ၎ᆌ‫ڦ‬णጺᇮॲኵă
཮4. থ๭ఇ๕ူ‫ڦ‬LNAणጺᇮॲఇ႙
՗5. থ๭ఇ๕ူ‫ڦ‬LNA‫܋‬੨ፆੇतणጺᇮॲኵ
ೕ୲(MHz)
80
90
100
110
120
130
140
150
160
170
180
190
200
210
220
230
240
250
260
270
280
290
300
310
320
330
340
350
360
370
380
390
400
410
420
430
440
450
ZA (Ω)
283.6 – 195.34i
266.56 – 196.62i
255.86 – 197.01i
241.69 – 199.86i
235.11 – 196.3i
226.1 – 195.53i
214.85 – 196.68i
202.75 – 196.07i
190.63 – 193.43i
182.58 – 194.18i
175.45 – 187.62i
165.52 – 190.88i
157.68 – 187.19i
154.28 – 185.18i
147.36 – 182.92i
140.47 – 179.73i
135.28 – 176.8i
127.58 – 175.88i
122.84 – 172.06i
117.58 – 170.11i
112.3 – 167.68i
107.86 – 166.61i
103.61 – 163.58i
97.21 – 161.87i
94.36 – 158.11i
94.26 – 155.44i
90.14 – 152.23i
85.92 – 150.81i
83.5 – 148.35i
79.88 – 146.58i
76.06 – 144.22i
74.79 – 142.15i
73.08 – 138.83i
69.99 – 137.3i
68.84 – 135.07i
66.77 – 132.99i
63.82 – 130.69i
62.68 – 128.77i
RA (Ω)
418
412
408
407
399
395
395
392
387
389
376
386
380
377
374
370
366
370
364
364
363
365
362
367
359
351
347
351
347
349
350
345
337
339
334
332
331
327
CA (pF)
3.28
3.17
3.01
2.94
2.78
2.68
2.64
2.62
2.61
2.56
2.51
2.50
2.49
2.42
2.40
2.39
2.37
2.37
2.36
2.34
2.34
2.32
2.31
2.33
2.32
2.27
2.28
2.28
2.26
2.26
2.27
2.25
2.24
2.24
2.23
2.22
2.23
2.22
ZB (Ω)
8752 + 45068i
8261 + 39759i
7723 + 35582i
7435 + 32166i
6943 + 29253i
6619 + 26815i
6435 + 24750i
6301 + 22917i
6179 + 21251i
6033 + 19870i
5829 + 18438i
5808 + 17361i
5695 + 16257i
5511 + 15322i
5423 + 14433i
5342 + 13593i
5238 + 12829i
5220 + 12157i
5122 + 11480i
5051 + 10882i
4989 + 10307i
4919 + 9803i
4840 + 9285i
4826 + 8817i
4722 + 8345i
4565 + 7939i
4501 + 7521i
4453 + 7163i
4361 + 6811i
4307 + 6482i
4262 + 6153i
4161 + 5864i
4064 + 5558i
4014 + 5298i
3917 + 5045i
3845 + 4803i
3795 + 4562i
3710 + 4350i
Rev. A | Page 7 of 12
RB (kΩ)
240.8
199.6
171.7
146.6
130.2
115.3
101.6
89.7
79.3
71.5
64.2
57.7
52.1
48.1
43.8
39.9
36.7
33.5
30.9
28.5
26.3
24.5
22.7
20.9
19.5
18.4
17.1
16.0
15.0
14.1
13.1
12.4
11.7
11.0
10.4
9.8
9.3
8.8
LB (μH)
93.0
73.3
59.3
49.0
41.0
34.8
30.0
26.2
22.9
20.3
17.9
16.2
14.5
13.1
11.9
10.9
9.9
9.2
8.4
7.8
7.2
6.7
6.3
5.9
5.5
5.1
4.8
4.5
4.2
4.0
3.8
3.6
3.4
3.2
3.1
2.9
2.8
2.7
ZC (Ω)
283.6 – 195.34i
266.56 – 196.62i
255.86 – 197.01i
241.69 – 199.86i
235.11 – 196.3i
226.1 – 195.53i
214.85 – 196.68i
202.75 – 196.07i
190.63 – 193.43i
182.58 – 194.18i
175.45 – 187.62i
165.52 – 190.88i
157.68 – 187.19i
154.28 – 185.18i
147.36 – 182.92i
140.47 – 179.73i
135.28 – 176.8i
127.58 – 175.88i
122.84 – 172.06i
117.58 – 170.11i
112.3 – 167.68i
107.86 – 166.61i
103.61 – 163.58i
97.21 – 161.87i
94.36 – 158.11i
94.26 – 155.44i
90.14 – 152.23i
85.92 – 150.81i
83.5 – 148.35i
79.88 – 146.58i
76.06 – 144.22i
74.79 – 142.15i
73.08 – 138.83i
69.99 – 137.3i
68.84 – 135.07i
66.77 – 132.99i
63.82 – 130.69i
62.68 – 128.77i
RC (Ω)
418
412
408
407
399
395
395
392
387
389
376
386
380
377
374
370
366
370
364
364
363
365
362
367
359
351
347
351
347
349
350
345
337
339
334
332
331
327
CC (pF)
3.28
3.17
3.01
2.94
2.78
2.68
2.64
2.62
2.61
2.56
2.51
2.50
2.49
2.42
2.40
2.39
2.37
2.37
2.36
2.34
2.34
2.32
2.31
2.33
2.32
2.27
2.28
2.28
2.26
2.26
2.27
2.25
2.24
2.24
2.23
2.22
2.23
2.22
AN-859
ೕ୲(MHz)
460
470
480
490
500
510
520
530
540
550
560
570
580
590
600
610
620
ᆌᆩԴऻ
ZA (Ω)
61.25 – 127.17i
58.09 – 124.04i
57.24 – 121.85i
55.05 – 121.1i
53.91 – 119.38i
53.04 – 117.48i
52.45 – 115.4i
50.92 – 114.29i
49.99 – 112.68i
49.27 – 111.08i
48.21 – 109.71i
46.63 – 108.85i
45.71 – 107.46i
44.63 – 106.25i
43.79 – 104.88i
42.68 – 102.83i
41.44 – 100.73i
RA (Ω)
325
323
317
321
318
313
306
307
304
300
298
301
298
298
295
290
286
CA (pF)
2.21
2.24
2.23
2.22
2.21
2.21
2.20
2.19
2.19
2.18
2.17
2.17
2.16
2.16
2.15
2.16
2.18
ZB (Ω)
3636 + 4153i
3588 + 3917i
3499 + 3725i
3452 + 3562i
3378 + 3394i
3299 + 3233i
3216 + 3076i
3162 + 2937i
3092 + 2797i
3022 + 2666i
2961 + 2542i
2919 + 2428i
2860 + 2314i
2809 + 2207i
2751 + 2102i
2693 + 1984i
2638 + 1867i
Rev. A | Page 8 of 12
RB (kΩ)
8.4
7.9
7.5
7.1
6.8
6.5
6.2
5.9
5.6
5.4
5.1
4.9
4.7
4.5
4.4
4.2
4.0
LB (μH)
2.5
2.4
2.3
2.2
2.2
2.1
2.0
1.9
1.8
1.8
1.7
1.7
1.6
1.6
1.5
1.5
1.4
ZC (Ω)
61.25 – 127.17i
58.09 – 124.04i
57.24 – 121.85i
55.05 – 121.1i
53.91 – 119.38i
53.04 – 117.48i
52.45 – 115.4i
50.92 – 114.29i
49.99 – 112.68i
49.27 – 111.08i
48.21 – 109.71i
46.63 – 108.85i
45.71 – 107.46i
44.63 – 106.25i
43.79 – 104.88i
42.68 – 102.83i
41.44 – 100.73i
RC (Ω)
325
323
317
321
318
313
306
307
304
300
298
301
298
298
295
290
286
CC (pF)
2.21
2.24
2.23
2.22
2.21
2.21
2.20
2.19
2.19
2.18
2.17
2.17
2.16
2.16
2.15
2.16
2.18
AN-859
ᆌᆩԴऻ
჋ስྔևᇮॲ
೅ದ
࣍ୟ୳հഗᇮॲ
՗ 6ଚ ‫ ؜‬କ ADF7020-1Ă ADF7021ࢅ ADF7021-Nೠ ࠚ ӱ
(EVAL-ADF702xDBZx)ሞ‫׉‬ᆩೕ‫ڦ้ټ‬೅ದᇮॲă൩ጀ
ᅪLjᇮॲL4ĂL5ࢅC35ፕྺᅃ߲Tप୳հഗLjᆩઠᅞ዆RF
ၿհă
՗7ଚ‫؜‬କ๢ࢇ߳ዖ‫׉‬ᆩೕ‫࣍ڦټ‬ୟ୳հഗᇮॲă௅߲࣍
ୟ୳հഗ਩ሞೕ‫ڦټ‬ዐ႐ೕ୲ฉ༵ࠃᅃ߲ሀ60 kHz‫ڦ‬ਸ࣍‫ټ‬
੻LjVCOADJUSTྺ1Lj‫ࢁۉ‬ԭ‫(ୁۉ‬ICP)ྺ1.44 mAă
ኄၵ೅ದᇮॲৈ‫ܔ‬EVAL- ADF702XDBZxᆶၳăසࡕ߀Վକ
PCBքਆLjሶՂႷ૧ᆩ՗2዁՗5໯༵ࠃ‫ڦ‬PAࢅLNAፆੇຕ
਍ዘႎยऺ೅ದă
൩ጀᅪLjVCOሺᅮࣷໜጣVCOۙၿ‫ۉ‬უ‫ڦ‬ՎࣅܸՎࣅLjᅺُ
࣍ୟ୳հഗ‫੻ټ‬ሞኝ߲ೕ‫ټ‬ฉ੗ీ၎ֶ࢔‫ٷ‬ăྺ‫ݴ‬ဆ࣍ୟ୳
հഗሞ༬ۨ߾ፕೕ‫ټ‬ฉ‫ڦ‬ႠీLjॺᅱ๑ᆩADI SRD Design
Studio෉ॲ)1.0त߸ߛӲԨ*ઠఇెኄᅃՎࣅ)֖९཮5*ă
06301-006
සࡕ໯Ⴔ߾ፕೕ‫ټ‬ড੻Lj੗ᅜ߀ՎVCOADJUSTࢅICPLj๑࣍ୟ
୳հഗ‫੻ټ‬ሞణՔೕ‫ټ‬ฉԍ‫׼‬ᅃۨ‫ڦ܈ײ‬࿘ۨăᄺ੗ᅜ๑
ᆩADIsimPLL™৊ႜኄᅃ‫ݴ‬ဆă
཮5. ADIsimPLL෉ॲ
Rev. A | Page 9 of 12
AN-859
ᆌᆩԴऻ
ྔևVCO‫ߌۉ‬
ۙၿ‫ྷݔ‬ዐ႐‫ڦ‬૙ၙྔև‫ߌۉ‬ኵ၂๖ሞL(ext)Ք༶ኮူă
൩ጀᅪLjADI SRD Design Studioዐ‫ڦ‬L(ext)ྺጺ‫ߌۉ‬Ljഄዐ
Ԉઔጽ၍‫ߌۉ‬ă
ADF7020-1ĂADF7021ࢅADF7021-N๑ᆩVCO‫(ߌۉ‬L3)ย
ዃVCO‫߾ڦ‬ፕೕ୲ăཚ‫ܸ׉‬ჾLj༬ۨ‫ߌۉ‬ኵ੗ᅜइ‫ڥ‬RF߾
ፕೕ୲±6%‫ڦ‬ೕ‫ྷݔټ‬ă૩සLj‫߾ړ‬ፕೕ୲ྺ400 MHz้Lj
֑ᆩᅃ߲‫ߌۉڇ‬ᇨ೺੗ᅜइ‫ڥ‬ሀ±24 MHz‫߾ڦ‬ፕೕ‫ټ‬ă
ྺඓԍీሞ໯Ⴔೕ‫ټ‬ฉ߾ፕLjॺᅱ๑ᆩ‫ܔ‬ᆌVCO߾ፕ‫ྷݔ‬
ዐ႐‫ߌۉڦ‬ኵLjᄺ৽๟‫ܔ‬ᆌ໯Ⴔ߾ፕೕ‫ڦټ‬ዐ႐ăཚࡗ֪
ଉADF7020-1ĂADF7021ࢅADF7021-N‫ڦ‬VCOINᆅগฉ‫ڦ‬
VCOۙၿ‫ۉ‬უLj੗ᅜॠֱVCO߾ፕ‫ۅ‬ăVCOۙၿ‫ྺྷݔ‬
0.2 V዁2 VLjᅪ࿆ጣVCO‫ڦ‬ዐ႐߾ፕ‫ܔۅ‬ᆌ‫ۙڦ‬ၿ‫ۉ‬უሀྺ
1.1 Vă
཮6၂๖କADF7020-1ĂADF7021ࢅADF7021-Nೠࠚӱ‫߾ڦ‬
ፕೕ୲ᇑྔև‫ߌۉ‬ኵ(LEXT)‫࠲ڦ‬ဣ൸၍ăՂႷጀᅪLjኄ๟ྔ
և‫ߌۉ‬ኵLjܸփ๟‫ܔ‬ADF7020-1ĂADF7021ࢅADF7021-N
‫ڦ‬ᆅগܸჾ‫ڦ‬ጺ‫ߌۉ‬ăेฉEVAL-ADF702xDBZx‫ڦ‬ጽ၍ኮ
ࢫ‫ڦ‬ጺ‫ߌۉ‬ঢ়֪ଉྺ2.66 nHă
සࡕ‫ڇ‬ᅃ‫ߌۉ‬փీ༵ࠃ໯Ⴔ‫߾ڦ‬ፕ‫ྷݔ‬Lj੗ᅜ๑ᆩଇ߲ई
߸‫ߌۉܠ‬ઠકቛ߾ፕೕ୲‫ྷݔ‬ă૧ᆩኄၵ‫݆ݛ‬Ljᄺ੗ᅜํ
၄փ૶Ⴤ‫߾ڦ‬ፕೕ୲‫ྷݔ‬ă
੗ᅜ๑ᆩADIsimPLL)3.0त߸ߛӲԨ*ጲ‫ऺۯ‬໙VCOۙၿ‫ݔ‬
ྷዐ႐‫ܔ‬ᆌ‫ڦ‬૙ၙྔև‫ߌۉ‬ኵăᄲֱੂऺ໙঳ࡕLj൩ቛਸ
ೡటፑ֨ຕ਍௬ӱዐ‫ڦ‬PLL/VCO֓‫֖)ڇ‬९཮5*ă‫ܔ‬ᆌVCO
՗6. EVAL-ADF702xDBZx‫׉‬ᆩೕ‫ڦټ‬೅ದᇮॲኵ
ೕ୲(MHz)
120 to 150
310 to 350
400 to 440
440 to 470
470 to 510
C1 (pF)
12
5.6
4.7
3.9
3.9
C2 (pF)
18
10
8.2
8.2
8.2
C3 (pF)
10
6.8
4.7
4.7
3.9
L1 (nH)
100
30
18
15
13
L2 (nH)
200
56
36
33
30
L4 (nH)
150
51
27
24
18
C35 (pF) (EVAL-ADF7020-1)
C23 (pF) (EVAL-ADF7021/-N)
15
6.8
5.6
5.6
5.6
L5 (nH)
130
47
30
27
20
՗7. EVAL-ADF702XDBZx‫׉‬ᆩೕ‫࣍ڦټ‬ୟ୳հഗኵ
ೕ୲(MHz)
120 to 150
310 to 350
400 to 440
440 to 470
470 to 510
3
C17
C12
(pF)
15000
10000
15000
15000
22000
C18
C11
(pF)
1000
870
1000
1500
1500
R4
R1
(Ω)
1000
1500
1200
910
800
R5
R2
(Ω)
390
680
560
400
400
࣍ୟ୳հഗ‫(੻ټ‬kHz)2
60
60
60
60
60
ADF702-1.
VCOADJUST =1, ICP =1.44 mA.‫ܔ‬ᇀADF7021ࢅADF7021-NLjॺᅱ࣍ୟ‫ྺ੻ټ‬90 kHz/100 kHză
ADF7021-N.
580
560
540
520
500
480
460
440
420
400
380
360
340
320
300
280
260
240
220
200
UPPER FREQUENCY
CENTER FREQUENCY
LOWER FREQUENCY
0
2
4
6
8
10
12
14
16
INDUCTOR (nH)
18
20
22
24
06301-005
2
PFD (MHz)
5.5296
9.8304
11.0592
11.0592
11.0592
FREQUENCY (MHz)
1
Xtal (MHz)
11.0592
9.8304
11.0592
11.0592
11.0592
C16 1
C13 3
(pF)
470
330
390
680
680
཮6. ADF7020-1ĂADF7021ࢅADF7021-Nೕ୲ᇑLEXT(L3)࠲ဣ൸၍Lj֑ᆩEVAL-ADF7020-1DBZxĂ EVAL-ADF7021DBZxࢅEVAL-ADF7021-NDBZxքਆ
Rev. A | Page 10 of 12
AN-859
ᆌᆩԴऻ
ጀ๥
Rev. A | Page 11 of 12
AN-859
ᆌᆩԴऻ
ጀ๥
©2006-2009 Analog Devices, Inc ԍା໯ᆶ඄૧ă
໯ᆶฆՔࢅጀ֩ฆՔ਩ຌᇀഄ၎ᆌࠅິă
AN06301-0-3/09(A)
Rev. A | Page 12 of 12
Similar pages