74HC193 (Presettable Synchronous Counter) – Hd Electronic Eg
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74HC193 (Presettable Synchronous Counter)

74HC193 (Presettable Synchronous Counter)

LE 15.00

74HC193 is a Presettable synchronous 4-bit binary up/down counter



Specification

  • Propagation Delay Time: 215 ns at 2V / 37 ns at 6V          
  • Output Current: 5.2 mA at  6 V 
  • No. of Inputs: 4
  • No. of Pins: 16
  • Operating Temperature Range: -40 C to +125 C.
  • Supply Voltage Range: 2V to 6V
  • Package: DIP-16  

Sympol

pin

Description

D0

15

data input 0

D­1

1

data input 1

D­2

10

data input 2

D­3

9

data input 3

Q­0

3

flip-flop output 0

Q-1­

2

flip-flop output 1

Q­2

6

flip-flop output 2

Q­3

7

flip-flop output 3

CPD

4

count down clock input[1]

CPU

5

count up clock input[1]

GND

8

ground (0 V) PL 11 asynchronous parallel load input (active LOW

TCU

12

terminal count up (carry) output (active LOW)

TCD

13

asynchronous master reset input (active HIGH)

MR

14

asynchronous master reset input (active HIGH)

Vcc

16

supply voltage