74HC/HCT190 Philips Semiconductors (Acquired by NXP), 74HC/HCT190 Datasheet - Page 6

• Manufacturer Part Number: 74HC/HCT190
• Description: Presettable Synchronous BCD Decade Up/down Counter
• Manufacturer: Philips Semiconductors (Acquired by NXP)

Philips Semiconductors
December 1990
Presettable synchronous BCD decade
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.
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74HC/HCT190
Product specification