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

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
CAT93C66Y-1.8 Catalyst Semiconductor
Same model may have multiple batches, images only for reference.

CAT93C66Y-1.8

Part No CAT93C66Y-1.8
Manufacturer Catalyst Semiconductor
Catalog EEPROM
Description IC EEPROM 4KBIT SPI 2MHZ 8TSSOP  /  EEPROM Memory IC 4Kb (512 x 8, 256 x 16) SPI 2 MHz 8-TSSOP
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Category Integrated Circuits (ICs)>Memory
Mfr Catalyst Semiconductor Inc.
Package Bulk
Memory Type Non-Volatile
Memory Format EEPROM
Technology EEPROM
Memory Size 4Kb (512 x 8, 256 x 16)
Memory Interface SPI
Clock Frequency 2 MHz
Voltage - Supply 1.8V ~ 5.5V
Temperature Range - Operating 0°C ~ 70°C (TA)
Mounting SMD (SMT)
Package / Case 8-TSSOP (0.173", 4.40mm Width)
Supplier Device Package 8-TSSOP
Base Product Number 93C66
MSL Level 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.32.0051
Other Names CATCATCAT93C66Y-1.8,2156-CAT93C66Y-1.8
Standard Package 1
Win Source Part Number 1051271-CAT93C66Y-1.8
Ultra Librarian 3D Model Ultra Librarian CAT93C66Y-1.8 CAD Model

Description

The Catalyst Semiconductor CAT93C66Y-1.8 is an integrated circuit that belongs to the memory category.

  • Memory Type: Non-volatile
  • Memory Size: 4Kb (512 x 8, 256 x 16)
  • Voltage Supply: 1.8V ~ 5.5V
  • Clock Frequency: 2 MHz
  • Win Source Part Number: 1051271

You May Also Be Interested in

Picture of GLS29EE512-70-4C-NHE
GLS29EE512-70-4C-NHE
Greenliant
GLS29EE Series 512 kbit (64 K x 8) 5 V 70 ns Page-Write EEPROM - PLCC-32
Lowest to $46.5672
BL24C256A-PARC SHANGHAI BELLING CO., LTD. – Price, Stock & Datasheet
BL24C256A-PARC
SHANGHAI BELLING CO., LTD.
1.7V~5.5V 256Kbit 1MHz I2C SOP-8 Memory (ICs) RoHS
Lowest to $0.1019
93AA46AT-I/MC Real Image
93AA46AT-I/MC
Microchip Technology
IC EEPROM 1KBIT SPI 2MHZ 8DFN / EEPROM Memory IC 1Kb (128 x 8) SPI 2 MHz 8-DFN (2x3)
Lowest to $2.3284
24VL014HT/MNY Real Image
24VL014HT/MNY
Microchip Technology
IC EEPROM 1KBIT I2C 400KHZ 8TDFN / EEPROM Memory IC 1Kb (128 x 8) I²C 400 kHz 900 ns 8-TDFN (2x3)
Need more? Email Us
BL24C02F-PARC SHANGHAI BELLING CO., LTD. – Price, Stock & Datasheet
BL24C02F-PARC
SHANGHAI BELLING CO., LTD.
2Kbit 1.7V~5.5V 1MHz I2C SOP-8 Memory (ICs) RoHS
Lowest to $0.0510
34AA02-E/SN Real Image
34AA02-E/SN
Microchip Technology
IC EEPROM 2KBIT I2C 400KHZ 8SOIC / EEPROM Memory IC 2Kb (256 x 8) I²C 400 kHz 900 ns 8-SOIC
Need more? Email Us
Picture of X28HC64S-12
X28HC64S-12
Xicor Inc.
EEPROM Parallel 64K-bit 8K x 8 5V 28-Pin SOIC W
Need more? Email Us
24LC64F-I/MS Real Image
24LC64F-I/MS
Microchip Technology
IC EEPROM 64KBIT I2C 8MSOP / EEPROM Memory IC 64Kb (8K x 8) I²C 400 kHz 900 ns 8-MSOP
Need more? Email Us
24AA02T-I/LT Real Image
24AA02T-I/LT
Microchip Technology
IC EEPROM 2KBIT I2C SC70-5 / EEPROM Memory IC 2Kb (256 x 8) I²C 400 kHz 900 ns SC-70-5
Lowest to $0.8494

Top Sellers

EC2-5NU real image3736
EC2-5NU
Kemet
RELAY GEN PURPOSE DPDT 2A 5V
Lowest to $0.9677
BM04B-GHS-TBT(LF)(SN)(N) label picture
BM04B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER GH TOP 4POS 1.25MM
Lowest to $0.1782
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $10.4542
BMM150 label picture
BMM150
Bosch Sensortec
SENSOR FLIPCORE/HALL SPI 12WLCSP / Geomagnetic Sensor
Lowest to $0.7841
BMI088 real image23913
BMI088
Bosch Sensortec
ACCELEROMETER 16LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $15.1412
EPM3128ATC100-10N real image
EPM3128ATC100-10N
Altera
IC CPLD 128MC 10NS 100TQFP
Lowest to $3.3015
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.2271
ULN2803ADWR real image9675
ULN2803ADWR
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.2271
PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $1.6632
BME280 Real Image
BME280
Bosch Sensortec
SENSOR PRESSURE HUMIDITY TEMP
Lowest to $3.9204
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $5.4647
ICM-42688-P Real Image2
ICM-42688-P
TDK InvenSense
MOTION SENSOR / Accelerometer, Gyroscope, 6 Axis Sensor Output
Lowest to $17.3444
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
CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Availability: Check Availability & Quote
Notify Me When Available

Shipping Information

Shipped from HK warehouse
Expected Shipping Date Get an estimate

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