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CAT24WC66 Datasheet

Part Number CAT24WC66
Manufacturers ON Semiconductor
Logo ON Semiconductor
Description 64-Kb I2C Serial EEPROM
Datasheet CAT24WC66 DatasheetCAT24WC66 Datasheet (PDF)

CAT24WC66 64-Kb I2C Serial EEPROM with Partial Array Write Protection Description The CAT24WC66 is a 64−Kb Serial CMOS EEPROM internally organized as 8192 words of 8 bits each. ON Semiconductor’s advanced CMOS technology substantially reduces device power requirements. The CAT24WC66 features a 32−byte page write buffer. The device operates via the I2C bus serial interface and is available in 8−pin PDIP or 8−pin SOIC packages. Features • 400 kHz I2C Bus • 1.8 V to 5.5 V Supply Voltage Range • Cas.

  CAT24WC66   CAT24WC66






Part Number CAT24WC66
Manufacturers Catalyst Semiconductor
Logo Catalyst Semiconductor
Description 64K-bit I2C Serial EEPROM
Datasheet CAT24WC66 DatasheetCAT24WC66 Datasheet (PDF)

CAT24WC66 64K-bit I2C Serial EEPROM with Partial Array Write Protection FEATURES „ 400kHz I2C Bus „ 1.8V to 5.5V supply voltage range „ Cascadable for up to eight devices „ 32-byte page write buffer „ Self-timed write cycle with auto-clear „ Schmitt trigger inputs for noise protection „ Write protection — Top 1/4 array protected when WP at VIH „ 1,000,000 program/erase cycles „ 100 year data retention „ Industrial and automotive temperature ranges „ RoHS-compliant packages DESCRIPTION The CAT2.

  CAT24WC66   CAT24WC66







64-Kb I2C Serial EEPROM

CAT24WC66 64-Kb I2C Serial EEPROM with Partial Array Write Protection Description The CAT24WC66 is a 64−Kb Serial CMOS EEPROM internally organized as 8192 words of 8 bits each. ON Semiconductor’s advanced CMOS technology substantially reduces device power requirements. The CAT24WC66 features a 32−byte page write buffer. The device operates via the I2C bus serial interface and is available in 8−pin PDIP or 8−pin SOIC packages. Features • 400 kHz I2C Bus • 1.8 V to 5.5 V Supply Voltage Range • Cascadable for up to Eight Devices • 32−byte Page Write Buffer • Self−timed Write Cycle with Auto−clear • Schmitt Trigger Inputs for Noise Protection • Write Protection − Top 1/4 Array Protected when WP at VIH • 1,000,000 Program/Erase Cycles • 100 Year Data Retention • Industrial and Automotive Temperature Ranges • This Device is Pb−Free, Halogen Free/BFR Free, and RoHS Compliant VCC SCL A2, A1, A0 WP CAT24CW66 SDA VSS Figure 1. Functional Symbol http://onsemi.com PDIP−8 L SUFFIX CASE 646AA SOIC−8 W or X SUFFIX CASE 751BD PIN CONFIGURATIONS A0 1 VCC A1 WP A2 SCL VSS SDA DIP Package (L) A0 1 A1 VCC WP A2 SCL VSS SDA SOIC Package (W, X) Pin Name A0, A1, A2 SDA SCL WP VCC VSS PIN FUNCTION Function Device Address Inputs Serial Data/Address Serial Clock Write Protect Power Supply Ground ORDERING INFORMATION See detailed ordering and shipping information in the package dimensions section on page 11 of this data sheet. © Semiconductor Components Industries, LLC, 2.


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