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74HC595

更新时间: 2024-02-22 17:09:51
品牌 Logo 应用领域
永盛 - Wing Shing 移位寄存器
页数 文件大小 规格书
8页 246K
描述
8-Bit Shift Registers W ith Latched 3-State Output

74HC595 技术参数

Source Url Status Check Date:2013-06-14 00:00:00是否Rohs认证:符合
生命周期:Obsolete零件包装代码:TSSOP
包装说明:4.40 MM, PLASTIC, MO-153, SOT-403-1, TSSOP-16针数:16
Reach Compliance Code:unknownHTS代码:8542.39.00.01
风险等级:5.08Is Samacsys:N
其他特性:SERIAL STANDARD OUTPUT FOR CASCADING计数方向:RIGHT
系列:HC/UHJESD-30 代码:R-PDSO-G16
JESD-609代码:e4长度:5 mm
逻辑集成电路类型:SERIAL IN PARALLEL OUT湿度敏感等级:1
位数:8功能数量:1
端子数量:16最高工作温度:125 °C
最低工作温度:-40 °C输出特性:3-STATE
输出极性:TRUE封装主体材料:PLASTIC/EPOXY
封装代码:TSSOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH峰值回流温度(摄氏度):260
传播延迟(tpd):265 ns认证状态:Not Qualified
座面最大高度:1.1 mm最大供电电压 (Vsup):6 V
最小供电电压 (Vsup):2 V标称供电电压 (Vsup):5 V
表面贴装:YES技术:CMOS
温度等级:AUTOMOTIVE端子面层:NICKEL PALLADIUM GOLD
端子形式:GULL WING端子节距:0.65 mm
端子位置:DUAL处于峰值回流温度下的最长时间:30
触发器类型:POSITIVE EDGE宽度:4.4 mm
最小 fmax:24 MHzBase Number Matches:1

74HC595 数据手册

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8-Bit Shift Registers W ith Latched 3-State Output  
74HC595  
GENERAL DESCRIPTION  
74HC595 is fabricated with high-speed silicon  
gate CMOS technology. It contains an 8-bit  
serial-in, serial or parallel-out shift register and an  
8-bit D-type storage register with parallel 3-state  
outputs. The shift and storage register have  
independent clock inputs. Both the shift register  
clock (SRCK) and storage register clock (RCK)  
are positive-edge triggered.  
The shift register has a direct overriding clear  
input (SRCL), serial data input (SER), and serial  
outputs for cascading. When the output-enable  
(OE) input is high, the outputs are in the  
high-impedance state. If both clocks are  
connected together, the shift register always is  
one clock pulse ahead of the storage register.  
FEATURES  
• 8-bit serial-in, parallel-out shift register with storage  
• Shift register has direct clear  
• 8-bit D-type storage register with parallel 3-state outputs  
• Two independent clocks for shift and storage register  
• Wide operating power supply voltage 2-6V  
• Low input current < 1µA  
• Low power consumption, Max. 80µA (74HC595)  
• Output driving capacity 6 mA at 5V  
• Typical propagation delay 13nS  
LOGIC DIAGRAM  
Q1  
Q2  
Q3  
Q4  
Q5  
Q6  
Q7  
Q8  
2
3
15  
1
4
5
6
7
13  
OE  
3R  
C3  
3S  
3R  
C3  
3S  
3R  
C3  
3S  
3R  
C3  
3S  
3R  
C3  
3S  
3R  
C3  
3S  
3R  
C3  
3S  
3R  
C3  
3S  
12  
11  
RCK  
SRCK  
14  
2S  
2R  
C2  
2S  
2R  
C2  
2S  
2R  
C2  
2S  
2R  
C2  
2S  
2R  
C2  
2S  
2R  
C2  
2S  
2R  
C2  
9
1D  
C1  
Q8’  
SER  
R
R
R
R
R
R
R
R
10  
SRCL  
1

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