MC74HC4538AD

The MC74HC4538AD  is a type of dual precision monostable multivibrator which is identical in pinout to the MC14538B. The device inputs are compatible with standard CMOS outputs; with pullup resistors, they are compatible with LSTTL outputs.

The features of the MC74HC4538AD  are as below: (1)Unlimited Rise and Fall Times Allowed on the Trigger Inputs; (2)Output Pulse is Independent of the Trigger Pulse Width; (3) ± 10% Guaranteed Pulse Width Variation from Part to Part (Using the Same Test Jig); (4)Output Drive Capability: 10 LSTTL Loads; (5)Outputs Directly Interface to CMOS, NMOS and TTL; (6)Operating Voltage Range: 3.0 to 6.0 V; (7)Low Input Current: 1.0 A; (8)High Noise Immunity Characteristic of CMOS Devices; (9)In Compliance with the Requirements Defined by JEDEC Standard No. 7A; (10)Chip Complexity: 145 FETs or 36 Equivalent Gates.

The Absolute Maximum Ratings of the MC74HC4538AD are as below: (1)DC Supply Voltage (Referenced to GND): 0.5 to + 7.0 V; (2)DC Input Voltage (Referenced to GND): 1.5 to VCC + 1.5V; (3)DC output Voltage (Referenced to GND): 0.5 to VCC + 0.5 V; (4)DC Input Current, per Pin: ±20/ ±30mA; (5)DC Output Current, per Pin: ± 25 mA; (6)DC Supply Current, VCC and GND Pins:± 50 mA; (7)Power Dissipation in Still Air,Plastic or Ceramic DIP: 750 mW, 500mW when using the SOIC Package; (8)Storage Temperature: 65 to + 150; (9)DC Supply Current, VCC and GND Pins: ± 75 mA; (10)Lead Temperature, 1 mm from Case for 10 Seconds: 260 when using the Plastic DIP, SOIC or TSSOP Package, 300 when using the Ceramic DIP.