參數(shù)資料
型號： M54HC699B1R
廠商： 意法半導(dǎo)體
元件分類： 通用總線功能
英文描述： HC697/699 U/D 4 BIT BINARY COUNTER/REGISTER 3-STATE HC696/698 U/D DECADE COUNTER/REGISTER 3-STATE
中文描述： HC697/699上/下4位二進制計數(shù)器/注冊3態(tài)HC696/698上/下十進制計數(shù)器/寄存器三態(tài)
文件頁數(shù)： 2/22頁
文件大小： 429K
代理商： M54HC699B1R
PIN DESCRIPTION
PIN No
1
2
3, 4, 5, 6
7, 14
8
SYMBOL
U/D
CCK
A to D
EMP/ENT
CCLR
NAME AND FUNCTION
Up Down Counter Selector
Counter Clock
Data Inputs
Enable P and T
Counter Clear (Active
LOW)
Register Clock
Register Counter Selector
Enable Input
Load Counter (Active
LOW)
Data Outputs
9
RCK
R/C
G
LOAD
11
12
13
15, 16, 17,
18
19
QA to QD
RCO
Load Counter (Active
HIGH)
Ground (0V)
Positive Supply Voltage
10
20
GND
V
CC
INPUT AND OUTPUT EQUIVALENT CIRCUIT
IEC LOGIC SYMBOL
HC697
HC698
HC699
HC696
M54/M74HC696/697/698/699
2/22
相關(guān)PDF資料
PDF描述
M54HC699M1R HC697/699 U/D 4 BIT BINARY COUNTER/REGISTER 3-STATE HC696/698 U/D DECADE COUNTER/REGISTER 3-STATE
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