EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
SN74HC688N Real Image SN74HC688N Real Image1 SN74HC688N Real Image2
Same model may have multiple batches, images only for reference.
SN74HC688N Real Image SN74HC688N Real Image1 SN74HC688N Real Image2
SN74HC688N Real Image SN74HC688N Real Image1 SN74HC688N Real Image2
Same model may have multiple batches, images only for reference.

SN74HC688N

Part No SN74HC688N
Manufacturer Texas Instruments
Catalog Logic - Comparators
Description IC COMPARATOR IDENTITY 8B 20DIP
Datasheet
SN74HC688N Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Categories Integrated Circuits
Manufacturer Texas Instruments
Packaging Tube/Rail
Status Active
Type Identity Comparator
Number of Bits 8
Output Active Low
Output Function A=B
Supply Voltage - Operating 2 V to 6 V
Current - Output High, Low 5.2mA, 5.2mA
Max Propagation Delay @ V, Max CL 36ns @ 6V, 50pF
Current - Quiescent 8μA
Temperature Range - Operating -40°C to 85°C
Mounting Through Hole
Win Source Part Number 135375-SN74HC688N
Popularity Medium
Supply and Demand Status Limited
Application Field Used in Signal Processing, Industrial
Ultra Librarian 3D Model Ultra Librarian SN74HC688N CAD Model

Description

The SN74HC688N is a high-performance, 8-bit identity comparator integrated circuit (IC) from Texas Instruments, a globally recognized leader in semiconductor technology.

  • Operating Voltage Range: 2V to 6V
  • Inputs: Eight binary inputs (P0-P7) and eight binary inputs (Q0-Q7)
  • Output (Y): Low when compared words are identical, high otherwise
  • Strobe Input (G): Forces output (Y) to high when set high
  • Package: 20-pin plastic dual in-line package (PDIP)
  • Operating Temperature Range: -40°C to 85°C

You May Also Be Interested in

TLV3602DGKR Texas Instruments – Price, Stock & Datasheet
TLV3602DGKR
Texas Instruments
IC COMPARATOR 2 GEN PUR 8VSSOP
Lowest to $7.8583
SN74HC688DWRE4 Real Image
SN74HC688DWRE4
Texas Instruments
IC COMPARATOR IDENTITY 8B 20SOIC / Magnitude Comparator Bit Active Low Output A=B 20-SOIC
Lowest to $1.2861
NLV14585BDR2G ON Semiconductor – Price, Stock & Datasheet
NLV14585BDR2G
ON Semiconductor
IC MAG COMPARATOR 4BIT 16-SOIC
Need more? Email Us
SN74ALS679NSRE4 Real Image
SN74ALS679NSRE4
Texas Instruments
IC COMPARATOR ADDRESS 12B 20SO / Magnitude Comparator Bit Active High Output 20-SO
Need more? Email Us
SN74ALS679NSR Real Image
SN74ALS679NSR
Texas Instruments
IC COMPARATOR ADDRESS 12B 20SO / Magnitude Comparator Bit Active High Output 20-SO
Need more? Email Us
TLV7022DDFR Texas Instruments – Price, Stock & Datasheet
TLV7022DDFR
Texas Instruments
IC COMPARATOR 2 GEN PUR TSOT23-8
Lowest to $0.5821
SN74ALS688DWR Real Image
SN74ALS688DWR
Texas Instruments
IC COMPARATOR IDENTITY 8B 20SOIC / Magnitude Comparator Bit Active Low Output A=B 20-SOIC
Need more? Email Us
Picture of CD74HC85PW
CD74HC85PW
Texas Instruments
IC MAG COMPARATOR 4BIT 16-TSSOP
Lowest to $0.6636
CD74HC688MG4 Texas Instruments – Price, Stock & Datasheet
CD74HC688MG4
Texas Instruments
IC COMPARATOR IDENTITY 8B 20SOIC
Need more? Email Us

Top Sellers

ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $9.9790
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
BMI088 real image23913
BMI088
Bosch Sensortec
ACCELEROMETER 16LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $9.5038
RTL8211FI-CG real image16071
RTL8211FI-CG
Realtek
INTEGRATED 10/100/1000M ETHERNET TRANSCEIVER
Lowest to $2.4354
EPM3128ATC100-10N real image
EPM3128ATC100-10N
Altera
IC CPLD 128MC 10NS 100TQFP
Lowest to $3.3015
PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $1.3914
CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Lowest to $18.8657
AR8033-AL1A real image2016
AR8033-AL1A
Atheros
Ethernet TXRX Single Chip 1-Port 3.3V 10Mbps/100Mbps/1000Mbps 48-Pin QFN EP Tray
Lowest to $2.6071
EC2-5NU real image3736
EC2-5NU
Kemet
RELAY GEN PURPOSE DPDT 2A 5V
Lowest to $0.9677
FT4232HL-REEL real image4451
FT4232HL-REEL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.0677
SSD1963QL9 real image6483
SSD1963QL9
Solomon
LCD Display Controller 128-Pin LQFP Tray
Lowest to $4.1579
NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0543
BM06B-GHS-TBT(LF)(SN)(N) Real Image2
BM06B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER SMD 6POS 1.25MM
Lowest to $0.4985
PI3740-00-LGIZ real image
PI3740-00-LGIZ
Vicor Corporation
DC DC CONVERTER 10-50V / 8V – 60VIN , 10V – 50VOUT , 50 – 140W Cool-Power ZVS Buck-Boost Regulator
Lowest to $32.0752
FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $6.6527

Pricing & Ordering

Quantity Unit Price Ext. Price
26+ $1.9859 $51.6334
62+ $1.6294 $101.0228
96+ $1.5785 $151.5360
131+ $1.5276 $200.1156
170+ $1.4767 $251.0390
227+ $1.3239 $300.5253
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 1,393 pieces
MOQ: 26 pcs
Order Increment : 1 pcs
*Need More Quantity? *Request a Bulk Quantity Quotation?
Ordering Guidelines

Shipping Information

Shipped from HK warehouse
Expected Shipping Date
Ship today if order in (HKT)
Supplier Lead-Time Call for availability
Estimate shipping fee
Enter your destination to get a shipping estimate
Estimate Shipping Fee

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess