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SN74AHC595DB PDF预览

SN74AHC595DB

更新时间: 2024-09-14 22:25:31
品牌 Logo 应用领域
德州仪器 - TI 移位寄存器输出元件
页数 文件大小 规格书
17页 444K
描述
8-BIT SHIFT REGISTERS WITH 3-STATE OUTPUT REGISTERS

SN74AHC595DB 数据手册

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SCLS373I − MAY 1997 − REVISED JUNE 2004  
SN54AHC595 . . . J OR W PACKAGE  
SN74AHC595 . . . D, DB, N, NS, OR PW PACKAGE  
(TOP VIEW)  
D
D
D
D
Operating Range 2-V to 5.5-V V  
CC  
8-Bit Serial-In, Parallel-Out Shift  
Shift Register Has Direct Clear  
Q
Q
V
CC  
1
2
3
4
5
6
7
8
16  
15  
14  
13  
B
Latch-Up Performance Exceeds 100 mA Per  
JESD 78, Class II  
Q
C
D
A
Q
SER  
OE  
D
ESD Protection Exceeds JESD 22  
− 2000-V Human-Body Model (A114-A)  
− 200-V Machine Model (A115-A)  
Q
E
Q
12 RCLK  
F
11  
10  
9
Q
SRCLK  
SRCLR  
G
− 1000-V Charged-Device Model (C101)  
Q
H
GND  
Q
H′  
description/ordering information  
The ’AHC595 devices contain an 8-bit serial-in,  
parallel-out shift register that feeds an 8-bit D-type  
storage register. The storage register has parallel  
3-state outputs. Separate clocks are provided for  
both the shift and storage registers. The shift  
register has a direct overriding clear (SRCLR)  
input, serial (SER) input, and a serial output for  
cascading. When the output-enable (OE) input is  
SN54AHC595 . . . FK PACKAGE  
(TOP VIEW)  
3
2
1 20 19  
18  
SER  
OE  
Q
4
5
6
7
8
D
Q
17  
16  
E
NC  
NC  
high, all outputs, except Q , are in the  
H′  
15 RCLK  
14  
9 10 11 12 13  
Q
F
high-impedance state.  
SRCLK  
Q
G
Both the shift-register clock (SRCLK) and  
storage-register clock (RCLK) are positive-edge  
triggered. If both clocks are connected together,  
the shift register always is one clock pulse ahead  
of the storage register.  
NC − No internal connection  
ORDERING INFORMATION  
ORDERABLE  
PART NUMBER  
TOP-SIDE  
MARKING  
PACKAGE  
T
A
PDIP − N  
SOIC − D  
Tube  
SN74AHC595N  
SN74AHC595N  
Tube  
SN74AHC595D  
AHC595  
Tape and reel  
Tape and reel  
Tape and reel  
Tube  
SN74AHC595DR  
SN74AHC595NSR  
SN74AHC595DBR  
SN74AHC595PW  
SN74AHC595PWR  
SNJ54AHC959J  
SNJ54AHC595W  
SNJ54AHC595FK  
−40°C to 85°C  
SOP − NS  
AHC595  
HA595  
SSOP − DB  
TSSOP − PW  
HA595  
Tape and reel  
Tube  
CDIP − J  
CFP − W  
LCCC − FK  
SNJ54AHC595J  
SNJ54AHC595W  
SNJ54AHC595FK  
Tube  
−55°C to 125°C  
Tube  
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines  
are available at www.ti.com/sc/package.  
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of  
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
Copyright 2004, Texas Instruments Incorporated  
ꢖ ꢁ ꢘꢑꢀꢀ ꢕ ꢎꢅ ꢑꢐꢓ ꢍꢀ ꢑ ꢁ ꢕꢎꢑꢙ ꢚꢛ ꢜꢝ ꢞꢟꢠ ꢡꢢꢣ ꢤꢚ ꢠꢟ ꢤꢚꢥ ꢜꢤꢝ ꢗꢐ ꢕ ꢙ ꢖ ꢆꢎ ꢍꢕ ꢁ  
ꢧꢢ  
ꢝꢚ  
ꢮꢫ  
ꢨꢥ ꢧ ꢥ ꢢ ꢣ ꢚ ꢣ ꢧ ꢝ ꢫ  
ꢣꢝ  
ꢝꢚ  
1
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  

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