Recherchez avec le numéro de pièce ainsi que le fabricant ou la description
The M54/74HC279 is a high speed CMOS QUAD S - R LATCH fabricated in silicon gate C2MOS technology. It has the same high speed performance of LSTTL combined with true CMOS low power consumption. All inputs are equipped with protection circuits against static discharge and transient excess voltage. INPUT AND OUTPUT EQUIVALENT CIRCUIT NC = No Internal Connecti.
0 M54/M74HC279 PIN DESCRIPTION PIN No SYMBOL 1, 5, 10. 14 1R to 4R 2, 3, 6, 11, 1S1, 1S2, 2S, 12, 15 3S1, 3S2, 4S 4, 7, 9, 13 1Q to 4Q 8 GND 16 V CC NAME AND FUNCTION Reset Inputs (Active LOW) Set Inputs (Active LOW) Outputs Ground (0V) Positive Supply Voltage IEC LOGIC SYMBOL TRUTH TABLE S # H L H L R H H L L Q Q0 H L H NOTE: Q0 = THE LEVEL OF Q BEFORE THE INDICRTED INPUT CONDITION WAS ESTABLISHED. # FOR LATCHES WITH DOUBLE S INPUT: H = BOTH S INPUTS HIGH L = ONE OF BOTH INPUTS LOW LOGIC DIAGRAM ABSOLUTE MAXIMUM RATINGS Symbol VCC VI VO IIK IOK IO ICC or IGND PD Tstg TL Supply Voltage D.
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | M54HC27 |
STMicroelectronics |
Rad-hard high speed 2V to 6V CMOS logic |
|
| 2 | M54HC273 |
STMicroelectronics |
Rad-hard high speed 2V to 6V CMOS logic |
|
| 3 | M54HC273A |
Motorola Inc |
Octal D Flip-Flop |
|
| 4 | M54HC20 |
ST Microelectronics |
DUAL 4-INPUT NAND GATE |
|
| 5 | M54HC21 |
STMicroelectronics |
Rad-hard high speed 2V to 6V CMOS logic |
|
| 6 | M54HC221 |
ST Microelectronics |
DUAL MONOSTABLE MULTIVIBRATOR |
|
| 7 | M54HC221A |
ST Microelectronics |
DUAL MONOSTABLE MULTIVIBRATOR |
|
| 8 | M54HC237 |
STMicroelectronics |
Rad-hard high speed 2V to 6V CMOS logic |
|
| 9 | M54HC238 |
ST Microelectronics |
3 TO 8 LINE DECODER |
|
| 10 | M54HC240 |
STMicroelectronics |
Rad-hard high speed 2V to 6V CMOS logic |
|
| 11 | M54HC241 |
ST Microelectronics |
OCTAL BUS BUFFER |
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| 12 | M54HC242 |
ST Microelectronics |
QUAD BUS TRANSCEIVER |
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