IBM 1620 Project Journal

SMS Card Descriptions




Type A B C D E F G H J K L M N P Q R REF Symbol Transistors Function IBM Description

- - - - - - - - GND - +12V -12V M/+30V -36V +12V -


Power Bus
ACY - - - - - - O1 - GND - - -12V - - - - 370169 IS 036 600mA Current Source Alloy-Current Source
AFB - R1 R2 R3 R4 R5 R6 - - - +12V - - - +12V - 371948 R - Hex Pullup +12V 34.3ohm 3W Alloy-Resistor Card, 3 Watttd>
AFR I1 O1 I5 - I2 O2 I6 O6 GND O4 O5 - +12VM I3 O3 I4 371943 LD 033 Hex Lamp Driver 15mA CTRL Light Driver N Type
AHK I2 I1 O3 I1 I3 I3 O1 I2 GND O4 PDR -12V +12VM O2 I4 I4 370322 I, A O 033 Quad 2 Input Open Collector NAND CTRL-Inverter "N" 2 Way Extender
AHS O2 - O1 I1 - I2 - - GND - - -12V +12VM - - - 370336 DCM 042 071 Dual Magnet Driver 1.35A Alloy Clutch Magnet Driver
AHT I1 I1 O1 I2 I2 I3 O3 O2 GND - RST -12V +12VM I3 - - 370337 DPM 026 083 Triple 2 Input Latched Magnet Driver 220mA Alloy Punch Magnet Driver
AHU O3C O3R O1 I3 I2 - - O2C GND I2 I3 -12V +12VM I1 I1 O2R 370386 V 033 Triple 2 Input Exclusive OR CTRL PNP Exclusive "OR"
ALY - - I1 - - - O1 - GND - +12V - +30V - +12V - 370552 DP PNP? Gated 270mA Current Source Alloy-Current Source
ARW




















AYX




















CAB I1 I1 O2 O3 O1 I2 I2 I2 GND I1 PDR -12V +12VM I3 I3 I3 371931 E, A, O 033 Triple 3 Input Open Collector NAND CTRL-Inverters "N" Type Unloaded Collectors
CAU *Q1 *S1 Q2 *Q2 R1 R1 Q1 *R1 GND *R2 *S2 -12V +12VM R2 R2 R2 370353 AL 033 Dual RS Flip-Flop CTRL MUP-15
CBW O1 I1 O2 I2 O4 O3 I4 I3 - - +12V -12V - - +12V - 2115030 AM 033 083 Quad Emitter Follower (Photodiode Amplifier) CTRL-Emitter Followers, Low Current
CD I1 I1 O2C O3 O1 I2 I2 I2 GND I1 O2R -12V +12VM I3 I3 I3 371029 E, A, O 033 Triple 3 Input NAND CTRL-Inverter "N" Type
CE PU1 I1 I2 PDR O4 I3 O1E O3E GND PU2 +12V -12V - O2E -12V PU3 371032 DE 025 Quad Emitter Follower CTRL-Emitter Follower PNP
DAR - I1 I2 - O4 I3 O1 O3 GND - I4 -12V +12VM O2 - - 370082 DP 045 Quad Buffer SDTRL-Driver, Low Power-IO Base Non-inverting
DAT - I1 - - - I2 O1 O2 GND - - -12V +12VM - - - 370172 DP 030 097 Dual Power Driver SDTRL-Inverting, Heavy Power Driver
DAW I1 I1 O2 O3 O1 I2 I2 I2 GND I1 PDR -12V +12VM I3 I3 I3 370083 E, A, O 045 Triple 3 Input Open Collector NAND SDTRL-Inverter, 3 Way, Unloaded Collectors
DAX I2 I1 O3 I1 I3 I3 O1 I2 GND O4 PDR -12V +12VM O2 I4 I4 370084 E, A, O 045 Quad 2 Input Open Collector NAND SDTRL-Inverter, 2 Way, Unloaded Collectors
DBU O2 I5 I3 I3 I2 I1 I1 I1 GND I4 O5 -12V +12VM O1 O3 O4 370384 IDL 030 045 Penta 1..3 Input NAND Line Driver Drift Logic Driven DL
DED O1 I3 I2 I1 O2 I4 O3 O4 GND - GND -12V +12VM - - - 371987 DL 045 Quad Line Driver SDTRL-Standard Cable Driver
DEE O2 O1 O3 I2 I3 C3 O4R I4 GND C2 O4C -12V +12VM C1 I1 C4 371988 DT 045 Quad Line Receiver SDTRL Standard Cable Terminator Gated
DEQ




















DES




















DEW




















DFA *S2 Q1 *Q1 *Q2 Q2 Q2U *S2 *R2 GND *S1 *S1 -12V +12VM Q1U *R1 *R1 370224 L 045 Dual Buffered RS Flip-Flop SDTRL MUP Number 12
DFB




















DFC




















DFD *Q1 *S1 Q2 *Q2 R1 R1 Q1 *R1 GND *R2 *S2 -12V +12VM R2 R2 R2 370204 AL 045 Dual RS Flip-Flop SDTRL MUP Number 15
DFE




















DFG




















DFP




















FL I1 I1 I1 I1 O1 I2 I2 I2 GND O2 I2 -12V +30V -36V - - 371396 SWD 083 086 Dual 4 Input Open Collector OR Buffer 270mA Alloy-Switch, Decoder
FM II1 I2 IO1 O2E I1 - - - GND - - -12V - -36V - - 371397 D 083 091 Gated 270mA Current Switch w/Emitter Follower Alloy-Driver, Current
FP R1A R1B R2A R2B R3A R3B R4A R4B - - - - - - - - 371453 R - Quad Resistor 40.2ohm 2W Alloy-Load Resistor
FQ - - I1 - - - O1 - GND - +12V - +30V - +12V - 371454 DP PNP? Gated 270mA Current Source Alloy-Current Source
MH O4 I3 O3R O2 O3C I4R I1C I4C GND I1R O1C -12V +12VM I2R I2C O1R 371487 I, A, O 033 Quad Inverter CTRL- Inverter, Power - PNP
MX I2 I1 O3 I1 I3 I3 O1 I2 GND O4 O2R -12V +12VM O2C I4 I4 371661 E, A, O 033 Quad 2 Input Open Collector NAND CTRL-Inverter "N" 2 Way Extender
NN O1E P2 P1 I1 - PDR - - GND - +12V -12V - - +12V - 371678 AM/R 033 083 100mV Gated Sense Amplifier CTDL-Sense Amplifier, Buffer
NP I1 I1 O1 I2 I2 I3 O3 O2 GND - - -12V +12VM I3 - - 371684 DP 078 Triple 2 Input NAND SCR Relay Driver CTRL-Driver, Relay Thyratron V.M.
PF I1D O1L O2L I1 I2 O1C I2D O2C GND - +12V -12V -12VM? - - - 371750 D 026 083 Dual Lamp/Relay Driver CTRL-Drivers, VM, Light or Relay
PG O1 O1 - I1 - *O1 *O1 - GND - - -12V +12VM - - - 371777 SW 026 083 Balanced Driver Control-Selector, Brake or Clutch
PH O1 I1 O2 I2 O4 O3 I4 I3 - - +12V -12V - - +12V - 371778 AM 033 083 Quad Emitter Follower (Photodiode Amplifier) CTRL-Emitter Followers, Low Current
PJ PD1 PD2 O1 O1 O2 O2 I1 I2 GND - - -12V +12VM - - - 371779 D 028 Dual Open Collector Driver w/Pulldown Resistor Control-Drivers, Brake and Clutch
PK O1 - I1B I1E - - - I1R GND - - -12V +12VM - - - 371780 AM 033 083 Latch w/Emitter Follower Input Control-Lock Circuit- Photosense
RE VO1 VI1 - - - I1 - O1 - - - - - - - - 371699 THER - Overtemperature Switch Alloy-Thermoswitch N/C 122F
TAB I4 I2 I3 O4 O2 O3 O1 I1 GND - - -12V +12VM - - - 370066 DL 030 Quad Emitter Follower Line Driver SDTRL 93ohm Coax Line Driver-Dispersed Loads
TAF - - O1R O1 - - - - GND - - -12V +12VM - - - 370365 OSC 033 039 1MHz Crystal Oscillator SDTRL-Oscillator, One MC
TAG I2 I1 O3 I1 I3 I3 O1 I2 GND O4 O2R -12V +12VM O2C I4 I4 370366 E, A, O 039 Quad 2 Input NAND SDTRL-2Way Inverter
TAH I1 I1 O2C O3 O1 I2 I2 I2 GND I1 O2R -12V +12VM I3 I3 I3 370367 E, A, O 039 Triple 3 Input NAND SDTRL-3 Way Inverter
TAJ GR1 Q *R PR1 GR2 PR2 RR1 *S GND GS2 PS2 -12V +12VM *Q PS1 GS1 370364 TB 039 AC Coupled RS Flip-Flop SDTRL-Trigger, Binary
TAK O4 I3 O3R O2 O3C I4R I1C I4C GND I1R O1C -12V +12VM I2R I2C O1R 370368 I 039 Quad Inverter SDTRL-Inverter, Power-PNP
TAL PDR CAP I1 O1 PDD - - - GND - - -12V +12VM - - - 370370 DSP 025 039 One Shot SDTRL-Generator, Sample Pulse
TBD I1 O2A O2B OCB I2 O1A OCA O1B GND IE +12V -12V - - +12V - 370171 SW 071 083 Dual ? SDTRL-Alloy Switch
TCK T1B T2B T3B T4B T5B T6B T1A T7B GND T8B T9B - +12VM T2A T3A T4A 370334
- 100ohm terminators: Quad to 0V w/9 to 1.5V SDTRL-End of Line Terminators
TCZ *S2 Q1 *Q1 *Q2 Q2 Q2U *S2 *R2 GND *S1 *S1 -12V +12VM Q1U *R1 *R 370335 L 045 Dual Buffered RS Flip-Flop w/Common Reset SDTRL-Modified MUP Number 12
TDA I1 O5 O4 O3 O2 O1 I5 - GND - - -12V +12VM I4 I3 I2 370359 TL 045 Penta Line Receiver SDTRL-Distributed Line Terminator
TFC O4 I3 O3R O2 O3C I4R I1C I4C GND I1R O1C -12V +12VM I2R I2C O1R 370646 I 106 Quad Inverter SDTRL-Inverter, Power-PNP
VE I2 I1 O3 I1 I3 I3 O1 I2 GND O4 O2R -12V +12VM O2C I4 I4 371869 E, A, O 039 Quad 2 Input NAND SDTRL-2Way Inverter
VF I1 I1 O2C O3 O1 I2 I2 I2 GND I1 O2R -12V +12VM I3 I3 I3 371870 E, A, O 039 Triple 3 Input NAND SDTRL-3 Way Inverter
VG - - O1R O1 - - - - GND - - -12V +12VM - - - 371868 OSC 033 039 1MHz Crystal Oscillator SDTRL-Oscillator, One MC
VJ GR1 Q *R PR1 GR2 PR2 RR1 *S GND GS2 PS2 -12V +12VM *Q PS1 GS1 371867 TB 039 AC Coupled RS Flip-Flop SDTRL-Trigger, Binary
VL PDR CAP I1 O1 PDD - - - GND - - -12V +12VM - - - 371874 DSP 025 039 One Shot SDTRL-Generator, Sample Pulse
VM O4 I3 O3R O2 O3C I4R I1C I4C GND I1R O1C -12V +12VM I2R I2C O1R 371871 I 039 Quad Inverter SDTRL-Inverter, Power-PNP
WF I1 I1 I1 I1 O1 I2 I2 I2 GND O2 I2 -12V +30V -36V - - 371789 SWD 083 086 Dual 4 Input Open Collector OR Buffer 270mA Alloy-Switch, Decoder
WG II1 I2 IO1 O2E I1 - - - GND - - -12V - -36V - - 371790 D 083 091 Gated 270mA Current Switch w/Emitter Follower Alloy-Driver, Current
WJ I1D I1R O1 - O2 - I2R I2D GND - +12V -12V - - +12V - 371881 D 071 083 Dual 300mA 12V Driver Alloy-Driver, 12V
WM O1 - O2 - - I1 - I2 GND - +12V -12V - - +12V - 371882 AMP 033 083 Dual Open Collector Sense Amplifier Alloy-Sense Amplifiers, Single Shot
WY I1+ - I1- - - O1 - *I1 GND - +12V -12V - - +12V - 371900 AMP 015 033 065 Gated Open Collector Sense Amplifier Alloy-Amplifier, Pre Sense No. 2
YAR D1 D2 D3 D4 D5 D6 D7 D8 - - - - COMMON - - - 370321 DIODE CARD - Octal Common Cathode Diode Package CF Diode Card
YJA - R1 R2 R3 R4 R5 R6 - - - +12V - - - +12V - 370788 R - Hex Pullup +12V 40.2ohm 3W Alloy-Resistor Card, 3 Watt
YJB - R1 R2 R3 R4 R5 R6 - - - +12V - - - +12V - 370789 R - Hex Pullup +12V 17.2ohm 3W Alloy-Resistor Card, 3 Watt