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.
CAT93C66LI Catalyst Semiconductor
Same model may have multiple batches, images only for reference.

CAT93C66LI

Part No CAT93C66LI
Manufacturer Catalyst Semiconductor
Catalog EEPROM
Description IC EEPROM 4KBIT SPI 2MHZ 8DIP / EEPROM Memory IC 4Kb (512 x 8, 256 x 16) SPI 2 MHz 8-PDIP
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 -40°C ~ 85°C (TA)
Mounting Type Through Hole
Package / Case 8-DIP (0.300", 7.62mm)
Supplier Device Package 8-PDIP
Base Product Number 93C66
MSL Level 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.32.0051
Other Names 2156-CAT93C66LI,CATCATCAT93C66LI
Standard Package 1
Win Source Part Number 1051269-CAT93C66LI
Ultra Librarian 3D Model Ultra Librarian CAT93C66LI CAD Model

Description

The Catalyst Semiconductor CAT93C66LI is an integrated circuit that falls under the category of memory.

  • Memory Type: Non-volatile EEPROM
  • Memory Size: 4Kb (512 x 8, 256 x 16)
  • Voltage Supply: 1.8V to 5.5V
  • Supply and Demand Status: Balanced
  • Clock Frequency: 2 MHz
  • Manufacturer: Catalyst Semiconductor Inc.

You May Also Be Interested in

Picture of HN58V66AFP-10E
HN58V66AFP-10E
Renesas Electronics America
8K X 8 EEPROM 3V 100 ns PDSO28
Need more? Email Us
FM24C256VM8 Fairchild/ON Semiconductor
FM24C256VM8
Fairchild/ON Semiconductor
IC EEPROM 256KBIT I2C 100KHZ 8SO / EEPROM Memory IC 256Kb (32K x 8) I²C 100 kHz 3.5 µs 8-SOIC
Need more? Email Us
S-24C256CI-T8T1U4 Real Image
S-24C256CI-T8T1U4
ABLIC U.S.A. Inc.
IC EEPROM 256KBIT I2C 8TSSOP / EEPROM Memory IC 256Kb (32K x 8) I²C 1 MHz 500 ns 8-TSSOP
Lowest to $2.2681
Picture of HN58C66T25
HN58C66T25
Hitachi, Ltd
Need more? Email Us
Picture of ST24C01CM6TR
ST24C01CM6TR
STMicroelectronics
Need more? Email Us
NV24C64MUW3VLTBG Real Image
NV24C64MUW3VLTBG
ON Semiconductor
IC EEPROM 64KBIT I2C 1MHZ 8UDFN / EEPROM Memory IC 64Kb (8K x 8) I²C 1 MHz 400 ns 8-UDFN (2x3)
Lowest to $1.4338
Picture of ST93C46CM3
ST93C46CM3
STMicroelectronics
Need more? Email Us
Picture of IS93C56A-2GRLI-TR
IS93C56A-2GRLI-TR
ISSI, Integrated Silicon Solution Inc
IC EEPROM 2KBIT 3MHZ 8SOIC
Lowest to $0.3269
NV24C128MUW3VTBG Real Image
NV24C128MUW3VTBG
ON Semiconductor
IC EEPROM 128KBIT I2C 1MHZ 8UDFN / EEPROM Memory IC 128Kb (16K x 8) I²C 1 MHz 400 ns 8-UDFN (2x3)
Lowest to $0.6985

Top Sellers

FT230XS-R real image4301
FT230XS-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $6.2963
NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0543
BMI160 real image
BMI160
Bosch Sensortec
IMU ACCEL/GYRO I2C/SPI 14LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $3.8016
BAS516 Real Image
BAS516
Nexperia USA Inc.
DIODE GEN PURP 100V 250MA SOD523
Lowest to $0.0713
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
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $5.9399
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $2.3760
TPSM63606RDLR Real Image
TPSM63606RDLR
Texas Instruments
DC DC CONVERTER 1-16V / Non-Isolated PoL Module DC DC Converter 1 Output 1 ~ 16V 6A 3V - 36V Input
Lowest to $13.0101
SSD1963QL9 real image6483
SSD1963QL9
Solomon
LCD Display Controller 128-Pin LQFP Tray
Lowest to $4.1579
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
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $10.6918
74HC595D,118 label picture
74HC595D,118
Nexperia USA Inc.
Counter Shift Registers 8-bit serial-in, serial or parallel-out shift register with output latches; 3 - state
Lowest to $0.0951
CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Lowest to $18.8657
FT230XQ-R real image21397
FT230XQ-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16QFN
Lowest to $6.2963
FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $6.4151
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