EM91455 EM91455 !"#$%&'()*+,-.#/012 L L !"#$%&'()*+,-.#/012 LL inary m i l e r P bjVNQRR L !"#$%&'()*+,L !"#P !"#$L !"# bjVNQRR !"#$%&'()*+,-./)0123456789:aqjc !" !"#$%&'$%&()*+,-./01234'56789:;<#pal ! !"#$%&'()*+,-./"012345'/675'*pal !"#$% !"#$%&'()*+,-./01.bjPONMMbjPONNT !""#$%&' !bjVNQRR !"#$%&fKmKmKIfKmKmK !!"#$%&'()*+$%&'( !"#$%& '()*+fKmKmK !"#$%&'()*+,-)*+,./01 !"#$%&!'()*!'')+,-./ • • • • • • • • • • • • • • • • • L !"#$% !"#$%OKMsRKRs !"I !MKNRã^ !"MKPã^ !" !"#$%&'()I !"#$%&IW ILI pal !"#$%&'()*+,-(I !""#$ !"#$%&'()*+,-./0 fKmKmK !"#$%& '( !"#$%&'()*+, !"#$%&'()*+,"-.+,/0123 P !""#$I !"#$%NS !"# POik_E !F !"# !"#$%&'() !"#$%&'()*+, mJq !PKS !"#$##%"#&'VUãë PKRTVRQRjeò !"#$%&' !=W=mafmIpâáååó !I !"# ! !"#$ = EM91455A EM91455B EM91455C EM91455D !"# √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ ! ==== √ √ √ √ √ √ √ !"# E !F mam √ √ √ Note : PDP = Pocket Dialer Prevented : I.P.P. detect = Illegal Parallel Phone Detect. * This specification are subject to be changed without notice. 2.13.1998 1 EM91455 LL !"#$%&'()*+,-.#/012 inary Prelim EM91455 Pin Assignment EM91455BP EM91455AP COL5 COL4/KT COL3 COL2 COL1 XIN XOUT XMUTE VSS 1 2 3 4 5 6 7 8 9 18 17 16 15 14 13 12 11 10 COL5 COL4/KT COL3 COL2 COL1 XIN XOUT XMUTE VSS HFI HDO PO ROW4 ROW3 ROW2 ROW1 HKS VDD DTMF 1 2 3 4 5 6 7 8 9 10 11 22 21 20 19 18 17 16 15 14 13 12 20 19 18 17 16 15 14 13 12 11 HDO PO ROW4 ROW3 ROW2 ROW1 HKS VDD DTMF HFO EM91455DK EM91455CK NC COL5 COL4/KT COL3 COL2 COL1 XIN XOUT XMUTE VSS HFI 1 2 3 4 5 6 7 8 9 10 NC COL5 COL4/KT COL3 COL2 COL1 XIN XOUT XMUTE VSS HFI DRING SDO HDO PO ROW4 ROW3 ROW2 ROW1 HKS VDD DTMF HFO 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 SDO HDO PO ROW4 ROW3 ROW2 ROW1 HKS VDD DTMF HFO RMUTE Keyboard Arrangement ROW1 ROW2 ROW3 ROW4 COL1 1 4 7 */T COL2 2 5 8 0 COL3 3 6 9 # * This specification are subject to be changed without notice. COL4/KT HD F RD/P COL5 EM1 EM2 EM3 ST 2.13.1998 2 EM91455 LL !"#$%&'()*+,-.#/012 inary m i l e r P !" RMUTE SDO HFO HDO COL1 COL2 COL3 COL4/KT COL5 Keyboard XMUTE Output circuit interface (column) Memory XIN XOUT Row/Column programming counter latch & decoder D/A converter DTMF Oscillator Timing/Control circuit ~ ROW1 ROW4 Keyboard interface (Row) Input circuit Pulse generator PO VDD HFI HKS DRING XMUTE ! oltNúoltQ `lifú`liP`liR `liQLhq ufkulrq ujrqb saaspp ecf ecl aqjc ehp ml !"#$%&'()*+,ehp !"#$%ecl !" !"#$%&'()*+,-./012+ !"#34&'(5 !"#$#%&'(#$)*+,-./0SMMeò !"#$%&'()*+,-./$%012345678&9:. !"#$%&'()*+,"-./,01(2 345SMMeò !"#$%&'()*+,-./01%234567&89: !"#$% &'()*+, -./'01SMMeò !" PMãë !"#aqjc !"#$%&'()*+,$-./0 !"#!$%&'(ufkulrq !"#$%&PKRTVRQRjeò !"#$%I !"#$%& !"#$% #$&'kjlp !"#$%&"'()*+ pÅÜãáíí=íêáÖÖÉê !"#$%&'()*+,-&'./01234 !"#$%&'()*+,-.$/0+,12345678 !"#$%&'()*+,-./0OKMsRKRs !"#$%&'()*+,-./012345"#678 ! !"#$%&'()*+,-OMMh== !"#$%&'()*+,-./01&'23).(+456 !"#$%&'()*+,-./012345678$9:-./ !"#$%& aqjc !"#$%&'()*+,-.()/012345*6 !"#$%&'()MKKKKVG@ !"aqjc !"#$%&'()*+,-./012345./6789:;< !"#$%$&'()*+,-./0123456!"# !"#$ !"#$%&'kjlp !"#$%&'()*+,-./01 !"#$%&'()*+,-./+01234-56MKKKKV ! !" * This specification are subject to be changed without notice. 2.13.1998 3 EM91455 LL !"#$%&'()*+,-.#/012 eal pal aofkd ojrqb inary Prelim !"#$%&`jlp !"#$%&'()*+,- ./01 !"#$%&'()*+,-.#$%/0123456789:, !"#$%&'() pal !"kjlp !"#$%&'()*+&,-./0123 !"#$%& !"#'()*+,-./*+01234456/ !"#$%&'()*+,-%./0-123345 !"#$%&'()*+,-PKORj !"#$%&'()*+ !"#$%&'()*+,-./01)23 #$4&'(/ !"#$%&kjlp !"#$ojrqb !"#$%&' !"#$%&'(%&)*+,-./aofkd !"#$% !"#$%&'()*+,-./012345678aofkd !"#$%&'(!$)*+aofkdZ !"#$%&'()* ! !" bjVNQRR !"#$%&'()*+,$%&'-./01234567======RSMh !"#$%&"#'()*+,-. a. Mode ROW1 Mode R-Vdd 20 PPS NR R-Vss 10 PPS c. Flash time ROW3 ROW4 NR NR NR R-Vss R-Vss NR R-Vss R-Vss Tf (ms) 600 100 80 300 e. Lock number COL2 COL3 NR NR NR R-Vss R-Vss NR R-Vss R-Vss Lock number 0 9 0.9 ! b. M/B ratio ROW2 MBR (%) NR 40:60 R-Vss 33:66 * This specification are subject to be changed without notice. d. Lock control method COL1 Control method R-Vdd NR R-Vss 2.13.1998 4 EM91455 LL !"#$%&'()*+,-.#/012 ! inary m i l e r P ! "#$%& '()*+,-'./01!ik_ !"#$%&'() • !"#$%&' • !"#$%&' • ÇNIÇOIÇåÇ !"NúVGM@mmq !"#å • ÇNIÇOIIÇå !"#$%&'()*+, !"#$ ik_ !" ik_ !"#$%&'()*+,-(&."/0123)ik_ !"#$%&'()PO ik_ !"#$%&'()*+,-.ik_ !"#$%&'() !"#$%&'c !"#"$%&'()*+,oa !ik_ !"#$% ! bjVNQRR !P !"#$% !&'NS !"#$%#&'()*#&+ NS !"#$NS !"# $%&'()*+,- !& , P !"# !"#$% !"#$%&'()* pqÇNÇOÇåxpqzbjå !"#bjå !"#bjå !"#$%bjNbjP !ÇNÇOÇå !"#$%&'( • !"#$%&' • E !"#$FIbjå !"# $%&bjå !"#$%&'()*+",-. !"#$%å NúP !"#$%&'()*(+, m !" m !"#$%&'()*+,-./012m !"!#$%&'()*+*,• !"#$%&' • E !"#$FIEÇNIÇOIIÇåIoaLmIâNIâOIâåF !"#$%&'(ÇNÇO ÇåqéâNâOâå !"# GLq !" !"#GLq GLq !"#GLq !"#$%&'()*+,-./0123456789:GLq !"# !"#$%&&'( • !"#$ • E !"#$FIÇNÇOÇåGLqâNâOâå !"#$%&'() * This specification are subject to be changed without notice. 2.13.1998 5 EM91455 LL !"#$%&'()*+,-.#/012 inary Prelim ÇNÇOÇåqéíâNâOâå !"#========== !"# c !" c !"#$%&'()*+,-./0c !"#$%&'()*+#!%,-. SMMãëPMMãëNMMãëUMãëoltPoltQ !"# ec ec !"#$%&'()*+,-./012ecf !"#$%&'()*+,-./012 !"#$%&ecl !"#$%&'(ecl !"#$%&'()*+,-./01 !"#ecl !"#$%&'( • !"# • !"#$%ecf • !EeaFEealF !"#$%&F ea ea !"#$%&'()*+,-./012345678 !9(%:;<=>?-ea !"#$eal !"#$%&'()*+,-./0123456728eal ! !"#$ • !" • ea VPKNãë • !EecF !ecl !"#$%&'( !" !"#$%&'()*PMMãë !"qÇió !"#$%&'()*+,-./01 !"#$%&'()*+,-.$/0$1P !MNOP !" !"#$%&'()*+,-./P !"#$%&'(MNOP !"#$ !"#$P bjVNQRR !"#$%&'()*$+,-./%&0bjVNQRR qÇäó !"#$ * This specification are subject to be changed without notice. 2.13.1998 6 EM91455 LL !"#$%&'()*+,-.#/012 inary m i l e r P ! HKS=Lo 1 On-hook State HF HKS=Hi HF 4 On-hook Hand-free State Off-hook State 3 Off-hook Hand-free State HKS=Hi HD 2 HKS=Lo HF HF HD HF HD HF HD 6 On-hook Hold-line State HD HKS=Hi 5 Off-hook Hold-line State HKS=Lo <> : HF = ; HD = ! HKS H L L H L H (0) I ! (1) (2) I (3) I (4) I ! (5) I ! Note : F=( PO F F F F F F L XMUTE F F F F L L !"#$ HFO L L H H L L HDO L L L L H H ); H= “” ; L= “” pal !"#$%&' pal pal !"#$%&'()*r^oq !"#pal !"#$%&'"#()*+, !"#$%&'(bjPONMMbjPONNT !"##$%&'()%&*+,pal !"#$%&'()*+,-./01PKVãëEORSeòFI !"#$%&'I !"K ready 0 start bits 1 bit 0 bit1 bit2 bit3 data bits * This specification are subject to be changed without notice. bit4 bit5 1 0 stop bits 2.13.1998 7 EM91455 LL !"#$%&'()*+,-.#/012 inary Prelim SDO Keypad Encoded table: ♦ Digital key (b5,b4=0,0) keypad 1 2 3 4 5 6 7 output b3,b2,b1,b0 0001 0010 0011 0100 0101 0110 0111 Display 1 2 3 4 5 6 7 ♦ Function key (b5,b4=1,0) keypad ST Hold output b3,b2,b1,b0 0000 1000 Display HF A 1010 1110 8 9 0 “*”/T 1000 1001 1010 8 9 0 F # 1011 1100 P */”T” 1101 1110 P (Lock state) 1111 !"# 0001 ♦ Function key (b5,b4=1,1) keypad EM1~EM3 RD output b3,b2,b1,b0 1100 1101 Display !"#$%&'()*+,-bjPONNT i`a !"#$%&' ∗ Keypad,SDO format and LCD display reference table: 1 2 3 4 5 6 7 8 9 0 “*”/T # P */”T” ST HOLD HF A F (Lock state) EM1~EM3 RD R 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 Q 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 P 0 0 0 0 0 0 0 1 1 1 1 1 1 1 0 1 1 1 1 0 1 1 O 0 0 0 1 1 1 1 0 0 0 0 1 1 1 0 0 0 1 1 0 1 1 N 0 1 1 0 0 1 1 0 0 1 1 0 0 1 0 0 1 1 1 0 0 0 M 1 0 1 0 1 0 1 0 1 0 1 0 1 0 0 0 0 0 1 1 0 1 1 2 3 4 5 6 7 8 9 0 P !"# bjVNQSR !"#il`h !"#$%&'()*+`liN * This specification are subject to be changed without notice. !"#$%&spp 2.13.1998 ! 8 EM91455 LL !"#$%&'()*+,-.#/012 inary m i l e r P !"#$%&'() *+!,-.!/012`liO`liP !"#$%&'()*+ !"#$%&'()*"+,-./MMM !"#MMM !"#$%&'()* !"# !"#$%&'()*+,-.`liN !spp • !"#$%&'( • @@çéëNçéëOçéëPåéëNåéëOåéëP@ çéëNJçéëP !"#$%&'( åéëNJåéP !"#$%&'()*+,-./%()*+,0123-()*+,045MMM !"#$%&'()*(+,"-./0123456*!"78MMM !"#$@ !" !" !"#$%&'`liN !"#$%&'()* !"#$%&'()*MMM !"#$%&'()*+,- !"#$ !"#$%`liN !"#$saa • !"#$%&'( • ÇNÇOKKKKKKÇå !"#$%&'Çä !"#$%&'()*+,-.'(/0 !"#$%&'(!)*+,-./0123445!678945!= !"#$ !"# !"#$`liN !"#$spp • !"#$%&'( • !x@éëNéëOéëPzH !"#xz !"#$%&'()*"+,-MMM ! @ !"#$éëNéëOéëP !"#$%&'()*+,-./01 !"#$ !"#$ !"#$% ! ! !"#$%&'()*+#$,-./01!"#$234+5.6789:;.< !"#$%&'()*+,-./01234./5678-9# !"# !"# !"#$%&'()$!"*+,-./0"1234I !"#$I !"#$%I !"#$% !" !"#$%&'()*+",-*+./0123456áááIIáááF I !"#$% aofkd !"#ojrqb !"#$%&'aofkd= !"#ojrqb !" !"#$%aofkd !"#$%ojrqb !"#$%&'()*+*,-./01 !"#ojrqb !"#$%!&'()*+,+-aqjc !"#"$%!&'( !"#$ !%&'()* áK !"#ehp !"#!$%&'()* ááK !"#$%&'()* áááK !"c * This specification are subject to be changed without notice. 2.13.1998 9 EM91455 LL !"#$%&'()*+,-.#/012 inary Prelim fK=mKmK !"# fK=mKmK !"#$%&'()!* +,-&./012bjVNQRRfKmKmK !""#$%&'() !"fKmKmK !"#$uãìíÉ uãìíÉ !"#$%&'(E !"#$%FuãìíÉ !"#$%&'()*+,-./012345678uãìíÉ !"#$%&'()* uãìíÉ !"#$%&'()*&+,-./0123456,0789:;<=>?@ABC ?@?I?U?I ?U? !"#$%&'()*+,-.!/0?@?I?U?I?U? !"#$%&'()& *+ !"#$%&'()*+,-./01uãìíÉ !"#$%&'()*+,-./01&2 !"#$%&'()*'+E !"#$%&'()fKmKmK !"#$%F * This specification are subject to be changed without notice. 2.13.1998 10 EM91455 LL !"#$%&'()*+,-.#/012 inary m i l e r P !"#$( ! 25 °C, !"# VSS) !"# ! ! VDD VIN TOPR TSTO 6.0 Vdc VSS-0.3V ~ VDD+0.3V 0 ~ +50 -55 ~ 125 500 PD V V °C °C mW ( ! 25 °C, VDD=2.5V !"#, ! !(HKS=0) !"#$ ! HKS=1 HKS=0 HKS=1 HKS=0 HKS, HFI DRING=W !"# VSS, ! HFO & HDO !" PO, HFO, XMUTE, RMUTE & SDO =W== !" PO, XMUTE, RMUTE SDO Idd Imrt Istby ViH ViL IoH IoL IoH !"#IFosc=3.579545 MHz) 2.0 2.0 - 5.5 V 5.5 0.15 0.3 0.3 0.5 mA 0.15 0.3 0.3 0.5 0.001 0.1 uA 0.001 0.1 1 10 uA -0.001 0.1 10 30 0.8Vdd Vdd V Vss 0.2Vdd 0.2 mA -0.2 mA - - 2 200 0.2 0.2 200 100 10 400 - ±0.001 uA L !* 8 HKS=1,Vdd=1V L !* 8 Vo = 2.0 V Vo = 0.5 V Vo = Vdd =W= HFI = ! DRING = ! !"#$%&' (COL4/KT) COL4/KT =W= !" Rhfi Rdring IoH IoL IoH IoL * This specification are subject to be changed without notice. 50 800 - KΩ KΩ uA V mA Vhfi = Vss Vdeing=Vss Vksn=Vss ksn=Vdd Vo=2.0V Vo=0.5V 2.13.1998 11 EM91455 LL !"#$%&'()*+,-.#/012 inary Prelim ( ! 25 °C, VDD=2.5V, !"# !=: !"#, !"# VSS, !"#IFosc=3.579545 MHz) ○ ○ ○ ○ ○ ○ ○ ○ ○ ! ! !"#$ ! ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ Tdb - 20 Fkt Tkt Tp Tpt Tf -0.2 0.5 142 1 5 96 96 600 30 3.6 3.6 600 100 80 300 20 10 40:60 33:66 800 500 160 2 -30 98 98 PSR L MBR Tidp !" DTMF W !" DTMF !"# ○ DTMF =W= ! ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ! !"#$% !""#$" !"#: !"# ○ ○ ○ ○ ○ ○ IoL Vdc Vdtmf Twist THD ZL Tp Titp Vstac Thdrdb 37 - (-23.3) 53 (-25.3) 42 280 Tbit Tdly 3.8 - 3.9 300 ○ ○ Vmtac HD !"# !" SDO !" !"# - ○ ○ ○ 48 ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ Hz ms sec. sec. Row3B, Row4B=NR, NR ms Row3B, Row4B=NR, R-Vss Row3B,Row4B=R-Vss, NR Row3B,Row4B=R-Vss,R-Vss pps Row1 = R-Vdd Row1 = R-Vss % Row2 = NR Row2 = R-Vss ms PSR = 10 pps PSR = 20 pps mA Vdtmf = 0.5 V 0.75 Vdd Vdd = 2.0V ~ 5.5V 180 mVrms 3 dB -23 dB RL = 5 KΩ KΩ THD < − 23dB 100 100 ms !" ○ ○ ms ○ ○ ○ ○ ○ 58 ○ ○ ○ ○ 47 - ○ (dBm) mVms Vdd =2.0V ~ 5.5V (dBm) mVms Vdd =2.0V ~ 5.5V ms ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ * This specification are subject to be changed without notice. 4.1 - ms ms 2.13.1998 12 EM91455 LL !"#$%&'()*+,-.#/012 inary m i l e r P DTMF ! (fosc = 3.579545 MHz) !"# ROW1 (f1) ROW2 (f2) ROW3 (f3) ROW4 (f4) COL1 (f5) COL2 (f6) COL3 (f7) CCITT (Hz) 697 770 852 941 1209 1336 1477 * This specification are subject to be changed without notice. !"# (Hz) = (%) 699.1 766.2 847.4 947.9 1215.8 1331.6 1471.8 0.30 0.49 -0.53 0.73 0.56 -0.32 -0.35 2.13.1998 13 EM91455 LL !"#$%&'()*+,-.#/012 inary Prelim HKS 2 KEY IN 3 Tdb KT Tkt XMUTE HDO SDO Tm PO Tidp DTMF T T T T b m b m Tidp OSC. Tdly Hi-impedance 1. !"#$%& HKS KEY IN KT 2 3 Tdb XMUTE HDO SDO PO Td Titp Titp DTMF OSC. Hi-impedance 2. aqjc !"#$ aqjc * This specification are subject to be changed without notice. 2.13.1998 14 EM91455 LL !"#$%&'()*+,-.#/012 inary m i l e r P LNB=2,3 HKS KEY IN RD/P Tdb KT Tkt XMUTE HDO SDO Tm PO Tidp DTMF Tidp T T T T b m b m OSC. Tdly Hi-impedance 3. ! ik_ !" !ik_ ik_ LNB=2,3 HKS RD/P KEY IN Tdb KT Tkt XMUTE HDO SDO PO Td Titp Td Titp DTMF OSC. Tdly Hi-impedance 4. aqjc ik_ !" aqjc ik_ ik_ * This specification are subject to be changed without notice. 2.13.1998 15 EM91455 LL !"#$%&'()*+,-.#/012 inary Prelim HKS 2 KEY IN RD/P 3 KT XMUTE Tp HDO SDO PO Tidp Tidp DTMF OSC. Hi-impedance 5. !"#$% HKS 2 KEY IN */T 3 4 KT XMUTE Tpt HDO SDO PO DTMF OSC. Hi-impedance 6. !" (P→T) !" HKS KEY IN F Tdb KT XMUTE HDO SDO PO Tfp=300ms Tf DTMF OSC. Hi-impedance 7. !"#$% * This specification are subject to be changed without notice. 2.13.1998 16 EM91455 LL !"#$%&'()*+,-.#/012 inary m i l e r P HKS 2 KEY IN Tdb KT SDO sT sT b0 0 1 0 L b1 b2 b3 b4 b5 spT spT 1 Tbit 0 0 0 0 0 1 M Hi-impedance <>iZ !"IjZ !"I=ëqZ !"I=ëéqZ !" 8. SDO !" HKS KEY IN HF HD HF HD HD HD HF HD HD @ 93 ms HFO Thdrdb HDO XMUTE SDO PO Hi-impedance @ : !"#$%I !"# 9. HF HD !" HFI or HKS HF 5 KEY 0 KT Tdly OSC. "0" digit dialing time Hi-impedance =NMK== * This specification are subject to be changed without notice. !"# 2.13.1998 17 EM91455 LL !"#$%&'()*+,-.#/012 inary Prelim Toff RING Ton DRING HKS RMUTE 11. !"#$%&' !"#$ Eqçå qçÑÑFI= !"#$%&'()*$+,* !"#$Eqçå EqçåqçÑÑFI= RING DRING HKS RMUTE 12. !"#$% * This specification are subject to be changed without notice. 2.13.1998 18 * This specification are subject to be changed without notice. 2 1 2 1 R2347 10UH L6 TR BRIDGE + D24 220K D2 Q2 A92 10M SW1 R3 3 2 1 100K R13 U2 4 VDD 100K R21 2 1 R35 4.9M 2 1 ZD3 16V 1N4148 D23 1N4148 D22 PO C10 470µ D16 1N4148 D14 1N4148 100K R33 R34 22M R20 47K ZD1 16v/1w 2 3 PC817 1 A42 Q1 R2 2K2 1RSW2 R12 1 2 HDO HFO 3 on off R37 1M 2 SW3 HKS ZD2 4V7 VDD D13 1N4148 1 Q5 R29 1N4148 100K R36 2 C13 0.1µ C945 VDD SW3 : on : Enable IPP detect off : Disable 2 1 VDD C11 104 D26 1N4001 47K R23 R22 + R13 3K3 R15 100K R30 10K VDD D25 DIODE DTMF XMUTE DIALER HFO HDO PO EMC HKS 2 1 MUTE NETWORK SPEECH !" PHONEPLUG P2 TIP 10UH L7 fmm PHONEPLUG P1 EM91455 LL !"#$%&'()*+,-.#/012 inary m i l e r P !"# ILLEGAL PARALLEL PHONE DETECT CIRCUIT 2.13.1998 19 RING .1U 470 4 3 1 2 22U/50V BRIDGE PC817 4K7 27V 1U VDD 220K R47 1 VDD 5 8 0 4 7 */T 560k 2 1 560k 1 100K R48 1 D6 R43 100K R37 1N4148 # 9 6 3 560k RD/P F HD 560k 560K 560K 560K ST EM3 EM2 EM1 1N4148 47K 1N4148 D19 2 1 D5 JUMPER R68 2 100K R69 47K JUMPER DRING 2 A42 Q7 2 1 D14 1N4148 OFFHOOK 10M ONHOOK Q6 A92 R35 2K2 1 3 2 3 3 SW1A 1 1.2M BRIDGE 2 1 2K7 R49 47K 2 .1U C25 3 D7 1N4148 R52 220K R57 2 1 2 Q4 C945 R36 470K 24 R54 .1u C24 22 TIP 23 SDO NC 1 HDO COL5 2 COL4/KT 220uF C31 20 BUZZER 5V1 D13 C16 .001U EM91455DK ROW3 21 4 PO 3 ROW4 COL3 19 10p 3.58MHz COL1 6 XIN 7 XOUT 8 COL2 5 ROW2 18 ROW1 17 HKS 16 VDD XMUTE 15 10p 9 1K5 R33 14 DTMF VSS 10 HFO HFI C17 .01U 3 13 RMUTE DRING * This specification are subject to be changed without notice. 11 50 1 2 47U C23 Q18 1815 HF DRING 3 1 2 SDO R45 47K R67 Q19 1815 VCC 560K EM32100 CE C22 1uF 10K 3 R46 JP10 JUMPER .1uF Q9 C945 1 C21 2 JP9 EM32100 R55 470K HANDSET HANDFREE LCD DRIVER 22K R44 HDO R65 220K HDO HFO HOOK 6 SW1B 4 3 1N4148 2 2 1.5V 1 2 47K R56 3 NETWORK SPEECH 2 TO 4 LINE COL4/KT Q10 C945 ROW1 1N4148 1N4148 1 D18 2 1D17 1D16 1 2 Q14 C945 POWER AUDIO AMPLIFER CE EM91455= 12 5 EM91455 LL !"#$%&'()*+,-.#/012 inary Prelim !" 2.13.1998 20 SDO 2 * This specification are subject to be changed without notice. VSS VDD HFO HDO HKS 3 200k 1 1 220k DIODE DIODE DIODE 2 2 2 47k SDO 100k 1 C945 3 2 100k 1µ 2 1 3 C945 220k SEG5 SEG4 SEG3 SEG2 SEG1 COM1 COM2 COM3 TEST2 TEST1 F32H NC 36 35 34 33 32 31 30 29 28 27 26 25 20p SEG6 SEG7 SEG8 SEG9 NC SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 EM32100 20p 32768Hz SEG17 SEG18 SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 VEE VN VP NC VCC 24 23 22 21 20 19 18 17 16 15 14 13 1.5V .1µ .1µ !"= : MS1 MS2 SD1 HKS VDD XIN NC XOUT VSS 24/12 ENRTC NC EM32100 1 2 3 4 5 6 7 8 9 10 11 12 1 37 38 39 40 41 42 43 44 45 46 47 48 8/10 Digits LCD Pannel EM91455 LL !"#$%&'()*+,-.#/012 inary m i l e r P Package type : QFP 48 pins or chip form provided 2.13.1998 21 * This specification are subject to be changed without notice. 2.13.1998 22 LINE 2 SW HOOK 3 1 1 100K 2 2 1 2 1 SDI .1µF C945 2 3 2 3 2 3 GF 1 1 1 CALENDAR RTC 2 1 46 47 48 18 17 16 15 14 13 12 11 10 9 8 1.5V 3 HOUR 2 1 2 24/12 ENRCT ENCLND GF SEG0 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 1 32768Hz 2 1 COM3 COM2 COM1 COM0 SEG31 SEG30 SEG29 SEG28 SEG27 SEG26 SEG25 SEG24 LCD PANEL 2 1 EM32117 .1µF 2 .1µF 1 2 40 39 38 37 36 35 34 33 32 31 30 29 28 27 19 XOUT XIN VSS VC2 VC1 V3 V2 VDD HKS SDI MS2 MS1 SPARE1 SPARE2 TEST .1µF SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 SEG20 SEG21 SEG22 SEG23 1 80 79 78 77 76 75 74 73 72 71 70 69 68 67 .1µF 49 50 51 52 53 54 55 56 57 58 65 66 1 2 3 4 5 6 7 8 19 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 !"= : SEG0 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 SEG25 SEG26 SEG27 SEG28 SEG29 SEG30 SEG31 COM0 COM1 COM2 COM3 EM32117 inary Prelim EM91455 LL !"#$%&'()*+,-.#/012