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M74HC4538 Datasheet Dual Retriggerable Monostable Multivibrator

Manufacturer: STMicroelectronics

Overview: M54HC4538 M74HC4538 DUAL RETRIGGERABLE MONOSTABLE MULTIVIBRATOR . . . . . . . . HIGH SPEED tPD = 25 ns (TYP.) AT VCC = 5 V LOW POWER DISSIPATION STANDBY STATEICC =4 µA (MAX.) AT TA = 25 °C ACTIVE STATE ICC = 200 µA (TYP.) AT VCC = 5 V HIGH NOISE IMMUNITY VNIH = VNIL = 28 % VCC (MIN.) OUTPUT DRIVE CAPABILITY 10 LSTTL LOADS BALANCED PROPAGATION DELAYS tPLH = tPHL WIDE OUTPUT PULSE WIDTH RANGE tWOUT = 120 ns ~ 60 s OVER AT VCC = 4.

General Description

The M54/74HC4538 is a high speed CMOS DUAL MONOSTABLEMULTIVIBRATOR fabricated in silicon gate C2MOS technology.

It has the same high speed performance of LSTTL bined with true CMOS low power consumption.

Each multivibrator

Key Features

  • both a negative, A, and a positive, B, edge triggered input, either of which can be used as an inhibit input. Also included is a clear input that when taken low resets the one shot. The monostable multivibrators are retriggerable. That is, they may be triggered reapeatedly while their outputs are generating a pulse and the pulse will be extended. Pulse width stability over a wide range of temperature and supply is achieved using linear CMOS techniques. The output pulse equation is simply : PW =.

More Datasheets from STMicroelectronics

Part Number Description
M74HC4511 BCD TO 7 SEGMENT LATCH/DECODER DRIVER
M74HC4514 HC4514: 4 TO 16 LINE DECODER/LATCH
M74HC4515 HC4514: 4 TO 16 LINE DECODER/LATCH
M74HC4518 HC4518 DUAL DECADE COUNTER
M74HC4520 HC4518 DUAL DECADE COUNTER
M74HC4543 BCD TO 7 SEGMENT LATCH/DECODER/LCD DRIVER
M74HC4002 DUAL 4 INPUT NOR GATE
M74HC40102 8 STAGE PRESETTABLE SYNCHRONOUS DOWN COUNTERS
M74HC40103 8 STAGE PRESETTABLE SYNCHRONOUS DOWN COUNTERS
M74HC4016 QUAD BILATERAL SWITCH

M74HC4538 Distributor