74HC590_2

© NXP B.V. 2009. All rights reserved.

Product data sheet

Rev. 02 — 28 April 2009

11 of 21

NXP Semiconductors

74HC590

8-bit binary counter with output register; 3-state

11. Waveforms

Measurement points are given in Table 8.

Fig 9.

Waveforms showing the propagation delays from the counter clock input (CPC) to ripple carry (RCO)

output and the CPC pulse width

001aac550

GND

RCO output

CPC input

Table 8.

Measurement points

Type

Input

Output

74HC590

Measurement points are given in Table 8.

Fig 10. Waveforms showing the propagation delays from the register clock input (CPR) to output (Qn) and the

register clock pulse width

001aac549

GND

Qn output

CPR input