74HC/HCT191 Philips Semiconductors (Acquired by NXP), 74HC/HCT191 Datasheet - Page 10

• Manufacturer Part Number: 74HC/HCT191
• Description: Presettable Synchronous 4-bit Binary Up/down Counter
• Manufacturer: Philips Semiconductors (Acquired by NXP)

Philips Semiconductors
DC CHARACTERISTICS FOR 74HCT
For the DC characteristics see
Output capability: standard
I
Note to HCT types
The value of additional quiescent supply current ( I
To determine I
December 1990
CC
INPUT
D
CP
U/D
CE, PL
Presettable synchronous 4-bit binary
up/down counter
n
category: MSI
UNIT LOAD COEFFICIENT
0.5
0.65
1.15
1.5
CC
per input, multiply this value by the unit load coefficient shown in the table below.
“74HC/HCT/HCU/HCMOS Logic Family Specifications”
CC
) for a unit load of 1 is given in the family specifications.
10
.
74HC/HCT191
Product specification