74HC193N 데이터 시트보기 (PDF) - NXP Semiconductors.

부품명

상세내역

제조사

74HC193N

Presettable synchronous 4-bit binary up/down counter

NXP Semiconductors. 

NXP Semiconductors

74HC193; 74HCT193

Presettable synchronous 4-bit binary up/down counter

VI

Dn input

VM

GND

VI

PL input

GND

VI

CPU, CPD

input

GND

VOH

Qn output

VOL

VM

tW

t PLH

VM

t rec

VM

t PHL

001aag415

Measurement points are given in Table 10.

tPLH and tPHL are the same as tpd.

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

Fig 11. The parallel load input (PL) and data (Dn) to Qn output propagation delays and PL removal time to clock

input (CPU, CPD)

VI

MR input

GND

VI

CPU, CPD

input

GND

VOH

Qn output

VOL

VM

tW

t rec

VM

t PHL

90 %

VM

10 %

t THL

t TLH

001aag416

Measurement points are given in Table 10.

tPLH and tPHL are the same as tpd.

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

Fig 12. The master reset input (MR) pulse width, MR to Qn propagation delays, MR to CPU, CPD removal time and

output transition times

74HC_HCT193

Product data sheet

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

Rev. 4 — 24 June 2013

© NXP B.V. 2013. All rights reserved.

19 of 30

Share Link: