74hct191 NXP Semiconductors, 74hct191 Datasheet - Page 6
74hct191
Manufacturer Part Number
74hct191
Description
Presettable Synchronous 4-bit Binary Up/down Counter
Manufacturer
NXP Semiconductors
Datasheet
1.74HCT191.pdf
(14 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
74hct191D
Manufacturer:
PHILIPS/飞利浦
Quantity:
20 000
Company:
Part Number:
74hct191E
Manufacturer:
INFINEON
Quantity:
338
Philips Semiconductors
December 1990
Presettable synchronous 4-bit binary
up/down counter
Fig.7 Synchronous n-stage counter with parallel gated carry/borrow.
Fig.6 Synchronous n-stage counter using ripple carry/borrow.
Fig.5 N-stage ripple counter using ripple clock.
6
74HC/HCT191
Product specification