M54HC4020D1 STMICROELECTRONICS [STMicroelectronics], M54HC4020D1 Datasheet - Page 2

• Manufacturer Part Number: M54HC4020D1
• Description: RAD-HARD 14 STAGE BINARY COUNTER
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

M54HC4020
Figure 1: IEC Logic Symbols
Figure 2: Input And Output Equivalent Circuit
Table 2: Truth Table
2/11
CLOCK
X
CLEAR
H
L
L
Table 1: Pin Description
9, 7, 6, 5, 3,
2, 4, 13, 12,
14, 15, 1
PIN N°
10
16
11
8
SYMBOL
Q1, Q4 to
CLOCK
CLEAR
GND
Q14
V
CC
ADVANCE TO NEXT STATE
ALL OUTPUTS = "L"
OUTPUT STATE
Parallel Outputs
Clock Input (LOW to
HIGH, Edge Triggered)
Reset Inputs
Ground (0V)
Positive Supply Voltage
NO CHANGE
NAME AND FUNCTION