Features:

Individual clock lines for counting up or counting down

Synchronous high-speed carry and borrow propagation

delays for cascading

Asynchronous reset and preset capability

Medium-speed operation—fcy = 8 MHz (typ) @ 10 V

5.V, 10-V, and 15-V parametric ratings

Standardized, symmetrical output

characteristics

100% tested for quiescent current at 20 V

Maximum input current of 1 uA at 18 V

over full package temperature range; 100 i

“nA at 18 Vand 25°C

Noise margin over full package temperature

range:

1VatVpp=5V 2VatVpp=10V

25VatVpp=15V

Meets all requirements of JEDEC Tentative

Standard No. 13B, “Standard Specifications

for Description of ‘B’ Series CMOS Devices”