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参数资料
型号： SN74HC688N
厂商： TEXAS INSTRUMENTS INC
元件分类： 算术逻辑单元
英文描述： HC/UH SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, PDIP20
封装： ROHS COMPLIANT, PLASTIC, DIP-20
文件页数： 1/16页
文件大小： 596K
代理商： SN74HC688N
SN54HC688, SN74HC688
8-BIT IDENTITY COMPARATORS
SCLS010D – DECEMBER 1982 – REVISED AUGUST 2003
1
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
D Wide Operating Voltage Range of 2 V to 6 V
D High-Current Outputs Drive Up To 10
LSTTL Loads
D Low Power Consumption, 80-A Max ICC
D Typical tpd = 14 ns
D ±4-mA Output Drive at 5 V
D Low Input Current of 1 A Max
D Compare Two 8-Bit Words
SN54HC688 ...J OR W PACKAGE
SN74HC688 ...DW, N, OR PW PACKAGE
(TOP VIEW)
SN54HC688 . . . FK PACKAGE
(TOP VIEW)
32 1 20 19
910 11 12 13
4
5
6
7
8
18
17
16
15
14
Q7
P7
Q6
P6
Q5
P1
Q1
P2
Q2
P3
Q0
OE
P5
Q3
GND
P4
P0
V
CC
P
=
Q
Q4
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
OE
P0
Q0
P1
Q1
P2
Q2
P3
Q3
GND
VCC
P = Q
Q7
P7
Q6
P6
Q5
P5
Q4
P4
description/ordering information
These identity comparators perform comparisons of two 8-bit binary or BCD words. An output-enable (OE) input
may be used to force the output to the high level.
ORDERING INFORMATION
TA
PACKAGE
ORDERABLE
PART NUMBER
TOP-SIDE
MARKING
–40 C to 85 C
PDIP – N
Tube of 20
SN74HC688N
–40 C to 85 C
SOIC – DW
Tube of 25
SN74HC688DW
HC688
–40
°C to 85°C
SOIC – DW
Reel of 2000
SN74HC688DWR
HC688
TSSOP – PW
Tube of 2000
SN74HC688PWR
HC688
TSSOP – PW
Reel of 250
SN74HC688PWT
HC688
–55 C to 125 C
CDIP – J
Tube of 20
SNJ54HC688J
–55
°C to 125°C
CFP – W
Tube of 85
SNJ54HC688W
LCCC – FK
Tube of 55
SNJ54HC688FK
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines
are available at www.ti.com/sc/package.
FUNCTION TABLE
INPUTS
OUTPUT
DATA
P, Q
OE
OUTPUT
P = Q
P = Q
L
P > Q
XH
P < Q
XH
X
H
Copyright
2003, Texas Instruments Incorporated
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
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.
On products compliant to MIL-PRF-38535, all parameters are tested
unless otherwise noted. On all other products, production
processing does not necessarily include testing of all parameters.
相关PDF资料
PDF描述
SN74HC688PWRG4 HC/UH SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, PDSO20
SN74HC688PWTG4 HC/UH SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, PDSO20
SN74HC7001NSRE4 HC/UH SERIES, QUAD 2-INPUT AND GATE, PDSO14
SN74HC7002PWR HC/UH SERIES, QUAD 2-INPUT NOR GATE, PDSO14
SN74HC7002DG4 HC/UH SERIES, QUAD 2-INPUT NOR GATE, PDSO14
相关代理商/技术参数
参数描述
SN74HC688N 制造商:Texas Instruments 功能描述:Counter IC
SN74HC688NE4 功能描述:校验器 IC 8-Bit Identity Comparators RoHS:否 制造商:STMicroelectronics 产品: 比较器类型: 通道数量: 输出类型:Push-Pull 电源电压-最大:5.5 V 电源电压-最小:1.1 V 补偿电压（最大值）:6 mV 电源电流（最大值）:1350 nA 响应时间: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SC-70-5 封装:Reel
SN74HC688PWR 功能描述:校验器 IC 8bit Identity RoHS:否 制造商:STMicroelectronics 产品: 比较器类型: 通道数量: 输出类型:Push-Pull 电源电压-最大:5.5 V 电源电压-最小:1.1 V 补偿电压（最大值）:6 mV 电源电流（最大值）:1350 nA 响应时间: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SC-70-5 封装:Reel
SN74HC688PWRE4 功能描述:校验器 IC 8-Bit Identity Comparators RoHS:否 制造商:STMicroelectronics 产品: 比较器类型: 通道数量: 输出类型:Push-Pull 电源电压-最大:5.5 V 电源电压-最小:1.1 V 补偿电压（最大值）:6 mV 电源电流（最大值）:1350 nA 响应时间: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SC-70-5 封装:Reel
SN74HC688PWRG4 功能描述:校验器 IC 8-Bit Identity Comparators RoHS:否 制造商:STMicroelectronics 产品: 比较器类型: 通道数量: 输出类型:Push-Pull 电源电压-最大:5.5 V 电源电压-最小:1.1 V 补偿电压（最大值）:6 mV 电源电流（最大值）:1350 nA 响应时间: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SC-70-5 封装:Reel
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