MINI ZFAT-4816

Precision
Digital Step Attenuator
ZFAT-4816
50Ω TTL Control, Pin Diode 10 to 1000 MHz
Maximum Ratings
Operating Temperature
-55°C to 100°C
Storage Temperature
-55°C to 125°C
Input Power
15 dBm
DC Voltage
5.5 V
TTL
5.5V
Features
• wideband, 10 to 1000 MHz
• excellent step accuracy, 0.2 dB typ.
• small, shielded metal case
CASE STYLE: SSS173
Connectors
Model
SMA
ZFAT-4816
BRACKET (OPTION “B”)
Applications
Price
$89.95
$2.50
Qty.
(1-9)
(1+)
• base stations
• cellular
• test sets
Digital Step Attenuator Electrical Specifications
MODEL
NO.
FREQUENCY
(MHz)
PRIMARY ATTENUATION STEPS
(dB)
ATTENUATION
(dB)
VSWR
(:1)
@TTL CONTROL PORT
ZFAT-4816
(1,1,1)**
fU
#1
#2
#3
Nom.
(0,0,0)
fL
Max.
L
M
U
10
1000
4±0.4
8±0.4
16±0.5
28.0
4.0
1.6
1.4
1.5
L=10 to 100 MHz
M=100 to 500 MHz
** Total attenuation above thru-loss.
1. Step accuracy is specified for basic steps. For combination of steps accuracy is additive.
2. Thru-loss is minimum insertion loss with all attenuation elements bypassed (All TTL controls state are Low)
Outline Drawing
U=500 to 1000 MHz
Additional Specifications
DC Voltage
+5V
DC Current
12mA max.
Switching Time (50% TTL to within specified
accuracy of the next-selected attenuation step,
and to within 0.1 dB of steady-state Thru-Loss)
10µs typ., 15µs max.,
TTL Input High Threshold
2V min
TTL Input Low Threshold
0.8V max.
TTL Toggle Rate
50 kHz typ.
1dB Compression
0 dBm (10-100 MHz)
+10 dBm (100-1000MHz)
Outline Dimensions ( inch
mm )
A
1.25
31.75
B
1.25
31.75
C
0.75
19.05
D
.63
16.00
E
.38
9.65
F
1.000
25.40
G
.125
3.18
H
1.000
25.40
J
---
K
---
L
.125
3.18
M
1.688
42.88
N
2.18
55.37
P
.75
19.05
Q
wt
.07 grams
1.78
75
Mini-Circuits
®
EW
ALL N
minicircuits.com
ISO 9001 ISO 14001 CERTIFIED
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 For detailed performance specs & shopping online see Mini-Circuits web site
The Design Engineers Search Engine Provides ACTUAL Data Instantly From MINI-CIRCUITS At: www.minicircuits.com
RF/IF MICROWAVE COMPONENTS
REV. OR
M97802
ZFAT-4816
DJ/VV/CP
070606
ZFAT-4816
ZFAT-4816
THRU LOSS
2.8
2.6
2.4
2.2
16.0
208
406
604
802
8.0
1.3
1.2
6.0
4.0
1.1
2.0
STEP#1
STEP#2
STEP#3
1.0
0.0
10
FREQUENCY (MHz)
OUTPUT
1.4
10.0
1000
INPUT
1.5
14.0
12.0
2.0
10
1.6
VSWR
ATTENUATION STEPS
(dB)
THRU LOSS (dB)
ZFAT-4816
VSWR IN/OUT
ZFAT-4816
STEP #1/#2/#3
18.0
3.0
208
406
604
FREQUENCY (MHz)
802
1000
10
208
406
604
802
FREQUENCY (MHz)
Step Attenuation* at TTL Control State
FREQ.
000
THRU LOSS
(MHz)
(dB)
10.00
2.58
49.60
2.19
148.60
2.20
208.00
2.23
247.60
2.28
346.60
2.36
406.00
2.41
445.60
2.45
544.60
2.48
604.00
2.55
703.00
2.55
762.40
2.58
821.80
2.56
881.20
2.61
940.60
2.64
1000.00
2.65
001
4
(dB)
4.08
4.07
4.05
4.08
4.06
4.05
4.02
4.07
4.02
4.03
4.01
4.02
4.06
4.07
4.09
4.06
010
8
(dB)
7.97
8.01
8.05
8.02
8.05
7.99
8.00
8.00
7.99
8.03
8.02
8.08
8.14
8.15
8.13
8.12
011
12
(dB)
12.05
12.07
12.12
12.13
12.08
12.06
12.08
11.99
11.97
12.01
12.00
12.12
12.09
12.11
12.16
12.13
100
16
(dB)
16.09
16.20
16.14
16.19
16.14
16.17
16.14
16.09
16.16
16.13
16.17
16.20
16.24
16.28
16.24
16.16
101
20
(dB)
20.15
20.22
20.12
20.34
20.20
20.14
20.21
20.16
20.26
20.17
20.15
20.30
20.26
20.25
20.36
20.34
110
24
(dB)
23.88
24.12
24.07
24.10
24.19
23.99
23.98
24.21
24.46
24.10
24.22
24.12
24.15
24.17
24.33
24.16
FREQ.
(MHz)
10.00
49.60
148.60
208.00
247.60
346.60
406.00
445.60
544.60
604.00
703.00
762.40
821.80
881.20
940.60
1000.00
001
010
011
1.24
1.07
1.08
1.09
1.10
1.13
1.14
1.15
1.16
1.16
1.16
1.16
1.15
1.14
1.13
1.12
1.27
1.08
1.09
1.10
1.11
1.15
1.17
1.18
1.21
1.22
1.24
1.25
1.25
1.26
1.26
1.26
1.17
1.05
1.05
1.06
1.07
1.09
1.11
1.11
1.13
1.15
1.16
1.17
1.18
1.19
1.20
1.21
001
010
011
100
1.42
1.14
1.11
1.12
1.15
1.22
1.29
1.29
1.35
1.31
1.31
1.28
1.26
1.26
1.29
1.28
1.29
1.09
1.07
1.06
1.08
1.20
1.19
1.19
1.26
1.24
1.25
1.25
1.22
1.22
1.23
1.28
1.29
1.10
1.06
1.05
1.07
1.12
1.18
1.18
1.26
1.23
1.26
1.26
1.23
1.23
1.25
1.30
1.11
1.05
1.05
1.02
1.05
1.09
1.12
1.13
1.19
1.19
1.21
1.23
1.20
1.20
1.19
1.26
111
28
(dB)
28.02
28.16
28.26
28.37
28.31
28.29
27.93
28.32
28.32
28.34
27.91
28.39
27.99
28.06
28.22
28.02
100
101
110
111
1.38
1.12
1.13
1.15
1.16
1.21
1.24
1.26
1.30
1.32
1.34
1.36
1.36
1.37
1.37
1.37
1.21
1.06
1.06
1.08
1.08
1.11
1.13
1.14
1.16
1.16
1.18
1.19
1.19
1.19
1.19
1.19
1.25
1.08
1.08
1.10
1.11
1.14
1.16
1.17
1.20
1.22
1.24
1.26
1.26
1.28
1.28
1.30
1.17
1.05
1.05
1.06
1.07
1.09
1.10
1.11
1.14
1.15
1.17
1.18
1.19
1.20
1.21
1.23
101
110
111
1.11
1.05
1.04
1.02
1.04
1.07
1.13
1.13
1.20
1.19
1.23
1.23
1.19
1.21
1.19
1.25
1.10
1.05
1.04
1.02
1.04
1.07
1.11
1.13
1.19
1.18
1.23
1.23
1.20
1.21
1.21
1.27
1.11
1.06
1.04
1.01
1.04
1.08
1.12
1.12
1.20
1.20
1.21
1.24
1.19
1.21
1.22
1.26
INPUT VSWR
OUTPUT VSWR
FREQ.
(MHz)
10.00
49.60
148.60
208.00
247.60
346.60
406.00
445.60
544.60
604.00
703.00
762.40
821.80
881.20
940.60
1000.00
* Step attenuation above thru-loss (TTL logic 000)
Mini-Circuits
®
EW
ALL N
minicircuits.com
ISO 9001 ISO 14001 CERTIFIED
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 For detailed performance specs & shopping online see Mini-Circuits web site
The Design Engineers Search Engine Provides ACTUAL Data Instantly From MINI-CIRCUITS At: www.minicircuits.com
RF/IF MICROWAVE COMPONENTS
1000