74LVC169BQ View Datasheet(PDF) - NXP Semiconductors.

Part Name

Description

MFG CO.

74LVC169BQ

Presettable synchronous 4-bit up/down binary counter

NXP Semiconductors. 

NXP Semiconductors

74LVC169

Presettable synchronous 4-bit up/down binary counter

VI

PE input

GND

VI

CP input

GND

VI

Dn input

GND

VM

t su

th

VM

t su

th

VM

t su

th

t su

th

001aaa654

The shaded areas indicate when the input is permitted to change for predictable output performance.

Measurement points are given in Table 8.

Logic levels: VOL and VOH are the typical output voltage levels that occur with the output load.

Fig 11. Set-up and hold times for the input (Dn) and parallel enable input (PE)

VI

CEP, CET, U/D input

GND

VI

CP input

GND

VM

th

tsu

VM

th

tsu

001aaa655

The shaded areas indicate when the input is permitted to change for predictable output performance.

Measurement points are given in Table 8.

Logic levels: VOL and VOH are the typical output voltage levels that occur with the output load.

Fig 12. Set-up and hold times for count enable inputs (CEP and CET) and control input (U/D)

Table 8. Measurement points

Supply voltage

Input

VCC

1.2 V

1.65 V to 1.95 V

2.3 V to 2.7 V

2.7 V

VI

VCC

VCC

VCC

2.7 V

3.0 V to 3.6 V

2.7 V

VM

0.5  VCC

0.5  VCC

0.5  VCC

1.5 V

1.5 V

Output

VM

0.5  VCC

0.5  VCC

0.5  VCC

1.5 V

1.5 V

74LVC169

Product data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 6 — 29 November 2012

© NXP B.V. 2012. All rights reserved.

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