FAIRCHILD LOGIC/CONNECTION DIAGRAMS D121 54/7490A, 54LS/74LS90 23 129 8 11 Voc = Pin 5 GND = Pin 10 NG = Pin 4, 13 D124 54/7493A, 54LS/74LS93 MR Qo Qi Q2 Qs 2312 9 8 1 Voc Pin GND = Pin 10 NC = Pins 4, 6, 7, 13 D127 9310, 93L10, 93S10, 9316, 93L16, 93816 54/74160, 54LS/74LS160, 54/74161, 54LS/74LS161 Aili PE Po Pi P2 Ps 7 | CEP 10 ] CET TC f 15 2cP MR Qo G: G2 Q3 Tilt | 1 14 13 12 11 DIGITAL -TTL D122 54/7492, 74LS92 CPo CP, MR Qo Qi Q2 Qs 67 12119 8 Voc = Pin 5 GND = Pin 10 NC = 2, 3, 4, 13 D125 54/74176, 54/74177, 54/74196, 54LS/74LS196, 54/74197, S4LS/74LS197 410311 LiL PL Po P; Pz P3 8 ] CPo 6O] cP, MR Qo Q: Q2 Qs THEE] 135 9 2 12 Veo = Pin 14 GND = Pin7 D128 54/74162, 54LS/74LS162, 54/74163, 54LS/74LS163 e 3 4 PI 7 | CEP 10 4 CET TC FR 15 2JcP SA Qo OQ: Q2 Qa TIT | 1 14 13:12 11 TL i 1 P2 3 0 D123 54/74293, 54LS/74LS8293 10- CPo 11. cP, Qo Q1 G2 Qa 1213 9 5 4 & Voc = Pin 14 GND = Pin7 NC = Pins 1, 2, 3, 6 D126 9305, 93S05 Li So Si 10 f CPo 93805 Q3f0 2 8-7 CP, MR Qo Qo Qi G2 Qs TTI TT | 131112 9 6 5 Voc = Pin 14 GND = Pin7 D129 54/74192, 54LS/74LS192, 54/74193, 54LS/74LS193 11:18 41 10 9 di tit PL Po Pi P2 P3 s cPy TCy [O 12 4 CP TCp JO 13 MR Qo Qi Q2 Q3 TTTTI 43 2 6 7 Vec = Pin 16 Vec = Pin 16 Voc = Pin 16 GND = Pin 8 GND = Pin 8 GND = Pin 8 13-59 & FAIRCHILD DIGITAL TTL COUNTERS (Cont'd) Ss c | Sig_/e3/2_| 2 . = om S B| & lealoe/ se] ge g a S| |jgeloz2g/8E| &| e 8 w 2 3/ Ff lfnieslox] $8 &, = 2 3 = x |OT|/s S| 5 6A = E > 3 8 Ixs/o0| 2 E 2 x o 3 w 2 G 2 is oa| z 2 c = irs a = a 6 ls oO o Ss a 16 1 | Synchronous 93L16 Presettable Ss + 23.) 26 85 D127 4L,7B,9B 16 2 | Synchronous 93816 Presettable Ss ST 90 | 9.0 410 D127 | 4L,7B,9B 10 3 | Synchronous 54/74160 Presettable iS) ST 32 17 315 D127 | 4L,7B,9B 10 4 | Synchronous 54LS/74LS160 | Presettable Ss tT 45 15 95 D127 | 4L,7B,9B 16 5 | Synchronous 54/74161 Presettable Ss SS 32 17 315 D127 | 4L,7B,9B 16 6 | Synchronous 54LS/74LS161 | Presettable s J 45 15 95 D127 | 4L,7B,9B 10 7 | Synchronous 54/74162 Presettable Ss S 32 17 315 D128 | 4L,7B,9B 10 8 | Synchronous 54LS/74LS162 | Presettable S SI 45 15 95 D128 | 4L,7B,9B 16 9 | Synchronous 54/74163 Presettable Ss JS | 32 17 315 D128 | 4L,7B,9B 16 10 | Synchronous 54LS/74LS163 | Presettable $s JS 45 15 95 D128 | 4L,7B,9B 10 11 | Up/Down 54LS/74LS168 | Presettable _ ST 32 15 100 D83 | 4L,6B,9B 16 12 | Up/Down 54LS/74LS169 | Presettable _ tS 32 15 100 D83 | 4L,6B,9B 13 | Up/Down 54/74192 10 A S 30 30 325 D129 | 4L,7B,9B 14 | Up/Down 54LS/74LS192 10 A S 40 | 30 85 D129 | 4L,7B,9B 15 | Up/Down 54/74193 16 A a 30 30 325 D129 | 4L,7B,9B 16 | Up/Down 54LS/74LS193 16 A JS 40 30 85 D129 | 4L,7B,9B 17 | Up/Down 54/74190 10 A St 25 20 325 D130 | 4L,7B,9B8 18 | Up/Down 74LS190 10 A S 40 20 90 D130 7B,9B 19 | Up/Down 54/74191 16 A SI 25 20 325 D130 4L,7B,9B 20 | Up/Down 74LS191 16 A S 40 20 90 D130 7B,9B *A = asynchronous, S = synchronous 9-16