參數(shù)資料
型號： M74HC593M1R
廠商： STMICROELECTRONICS
元件分類： 計(jì)數(shù)器
英文描述： HC/UH SERIES, ASYN POSITIVE EDGE TRIGGERED 8-BIT UP BINARY COUNTER, PDSO20
封裝： SO-20
文件頁數(shù)： 5/12頁
文件大?。?/td> 248K
代理商： M74HC593M1R
M74HC593
2/12
INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
TRUTH TABLE
X: Don’t Care
RCO = QA’QB’QC’QD’QE’QF’QG’QH’ (QA’ to QH’ : INTERNAL OUTPUTS OF THE COUNTER)
PIN No
SYMBOL
NAME AND FUNCTION
1, 2, 3, 4, 5,
6, 7, 8
A/QA to
H/QH
Binary Outputs
9
CLOAD
Counter Clock Load Input
11
RCO
Ripple Carry Output
12
CCLR
Counter Clear Input
13
CCK
Counter Clock Input
14, 15
CCKEN,
CCKEN
Counter Clock Enable
Inputs
16
RCK
Register Clock Input
17
RCKEN
Register Clock Enable
Input
18, 19
G, G
Output Enable
10
GND
Ground (0V)
20
VCC
Positive Supply Voltage
INPUTS
FUNCTION
GG
CCLR
CCKEN CCKEN
CCK
CLOAD RCKEN
RCK
L
H
XX
X
ALL Q BUS BECOME HIGH Z AND CAN
BE APPLIED ANY DATA
H
X
XX
X
THE OUTPUT DATA OF THE COUNTER
IS ENABLE ON QA THRU QH
X
L
XX
X
L
X
H
X
COUNTER IS CLEARED TO ZERO
X
HXX
X
L
X
THE DATA OF Q BUS IS LOADED INTO
COUNTER
X
HHX
H
X
COUNTER ADVANCES THE COUNT
XX
H
X
L
H
X
HHX
H
X
NO COUNT
XX
H
X
L
H
X
H
L
H
X
H
X
NO COUNT
X
H
X
REGISTER DATA IS NOT CHANGED
X
L
REGISTER DATA IS NOT CHANGED
X
XX
X
L
THE DATAOF Q BUS IS STORED INTO
REGISTER
相關(guān)PDF資料
PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
M74HC595B1 制造商:STMicroelectronics 功能描述:Shift Register, 16 Pin, Plastic, DIP
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M74HC595B1R 功能描述:計(jì)數(shù)器移位寄存器 8-Bit Shift Reg/Ltch RoHS:否 制造商:Texas Instruments 計(jì)數(shù)器類型: 計(jì)數(shù)順序:Serial to Serial/Parallel 電路數(shù)量:1 封裝 / 箱體:SOIC-20 Wide 邏輯系列: 邏輯類型: 輸入線路數(shù)量:1 輸出類型:Open Drain 傳播延遲時(shí)間:650 ns 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝:Reel
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M74HC595M1R 功能描述:計(jì)數(shù)器移位寄存器 8-Bit Shift Reg/Ltch RoHS:否 制造商:Texas Instruments 計(jì)數(shù)器類型: 計(jì)數(shù)順序:Serial to Serial/Parallel 電路數(shù)量:1 封裝 / 箱體:SOIC-20 Wide 邏輯系列: 邏輯類型: 輸入線路數(shù)量:1 輸出類型:Open Drain 傳播延遲時(shí)間:650 ns 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝:Reel
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