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| 型号： | MC74LVX595M |
| 厂商： | ON SEMICONDUCTOR |
| 元件分类： | 计数移位寄存器 |
| 英文描述： | LV/LV-A/LVX/H SERIES, 8-BIT RIGHT SERIAL IN PARALLEL OUT SHIFT REGISTER, TRUE OUTPUT, PDSO16 |
| 封装： | EIAJ, SOIC-16 |
| 文件页数： | 7/14页 |
| 文件大小： | 339K |
| 代理商： | MC74LVX595M |
MC74LVX595
http://onsemi.com
2
FUNCTION TABLE
Operation
Inputs
Resulting Function
Reset
(SCLR)
Serial
Input
(SI)
Shift
Clock
(SCK)
Reg
Clock
(RCK)
Output
Enable
(OE)
Shift
Register
Contents
Storage
Register
Contents
Serial
Output
(SQH)
Parallel
Outputs
(QA QH)
Clear shift register
L
X
L, H, ↓
L
U
L
U
Shift data into shift
register
H
D
↑
L, H, ↓
L
D→SRA;
SRN→SRN+1
U
SRG→SRH
U
Registers remains
unchanged
H
X
L, H, ↓
X
L
U
**
U
**
Transfer shift register
contents to storage
register
H
X
L, H, ↓
↑
L
U
SRNSTRN
*
SRN
Storage register remains
unchanged
X
L, H, ↓
L
*
U
*
U
Enable parallel outputs
X
L
*
**
*
Enabled
Force outputs into high
impedance state
X
H
*
**
*
Z
SR = shift register contents
D = data (L, H) logic level
↓ = HightoLow
* = depends on Reset and Shift Clock inputs
STR = storage register contents U = remains unchanged
↑ = LowtoHigh
** = depends on Register Clock input
Figure 1. Pin Assignment
SERIAL
DATA
INPUT
14
11
10
12
13
SCK
SCLR
RCK
OE
SHIFT
REGISTER
STORAGE
REGISTER
15
1
2
3
4
5
6
7
9
QA
QB
QC
QD
QE
QF
QG
QH
SQH
SI
PARALLEL
DATA
OUTPUTS
SERIAL
DATA
OUTPUT
OE
RSK
SI
14
15
QA
EN3
12
13
C2
1D
Figure 2. IEC Logic Symbol
SRG8
SCLR
10
SCK
11
C/1
R
2D
3
1
2
3
4
5
6
7
9
QB
QC
QD
QE
QF
QG
QH
SQH
2D
3
Figure 3. Logic Diagram
13
14
15
16
9
10
11
12
5
4
3
2
1
8
7
6
RCK
OE
SI
QA
VCC
SQH
SCLR
SCK
QE
QD
QC
QB
GND
QH
QG
QF
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| MC74LVX74DTG | 功能描述:触发器 2-3.6V CMOS Dual D-Type RoHS:否 制造商:Texas Instruments 电路数量:2 逻辑系列:SN74 逻辑类型:D-Type Flip-Flop 极性:Inverting, Non-Inverting 输入类型:CMOS 输出类型: 传播延迟时间:4.4 ns 高电平输出电流:- 16 mA 低电平输出电流:16 mA 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:X2SON-8 封装:Reel |
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