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CAT24WC66WA-GT2C Datasheet(PDF) 1 Page - ON Semiconductor |
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CAT24WC66WA-GT2C Datasheet(HTML) 1 Page - ON Semiconductor |
1 / 11 page © Semiconductor Components Industries, LLC, 2009 August, 2009 − Rev. 10 1 Publication Order Number: CAT24WC66/D 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 Figure 1. Functional Symbol SDA SCL WP CAT24CW66 VSS VCC A2, A1, A0 http://onsemi.com PIN CONFIGURATIONS SDA WP VCC VSS A2 A1 A0 1 See detailed ordering and shipping information in the package dimensions section on page 11 of this data sheet. ORDERING INFORMATION SOIC−8 W or X SUFFIX CASE 751BD SCL DIP Package (L) PDIP−8 L SUFFIX CASE 646AA Device Address Inputs A0, A1, A2 Serial Data/Address SDA Serial Clock SCL Write Protect WP Power Supply VCC Ground VSS Function Pin Name PIN FUNCTION SDA WP VCC VSS A2 A1 A0 1 SCL SOIC Package (W, X) |
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