CAT24C32 2 EEPROM Serial 32-Kb I C Description 2 The CAT24C32 is a EEPROM Serial 32Kb I C devices, internally organized as 4096 words of 8 bits each. It features a 32byte page write buffer and supports the Standard 2 (100 kHz), Fast (400 kHz) and FastPlus (1 MHz) I C protocol. www.onsemi.com External address pins make it possible to address up to eight CAT24C32 devices on the same bus. Features SOIC8 UDFN8 2 W SUFFIX HU4 SUFFIX Supports Standard, Fast and FastPlus I C Protocol CASE 751BD CASE 517AZ 1.7 V to 5.5 V Supply Voltage Range 32Byte Page Write Buffer Hardware Write Protection for Entire Memory 2 Schmitt Triggers and Noise Suppression Filters on I C Bus Inputs SOIC8 WIDE TSSOP8 (SCL and SDA) X SUFFIX Y SUFFIX Low Power CMOS Technology CASE 751BE CASE 948AL 1,000,000 Program/Erase Cycles 100 Year Data Retention WLCSP5 WLCSP4 Industrial and Extended Temperature Range C5A SUFFIX C4C SUFFIX PDIP, SOIC, TSSOP, UDFN, US 8lead, WLCSP 4ball and 5ball CASE 567JQ CASE 567JY Packages This Device is PbFree, Halogen Free/BFR Free, and RoHS PIN CONFIGURATIONS (Top Views) Compliant 132 1 2 A V V A CC SS V V CC SS B SDA B SCL SDA C WP SCL WLCSP4 (C4C) WLCSP5 (C5A) 1 A V 0 CC A WP 1 A SCL 2 V SDA SS PDIP (L), SOIC (W), TSSOP (Y), US (US), UDFN (HU4) For the location of Pin 1, please consult the corresponding package drawing. * In Development please contact factory for availability ORDERING INFORMATION See detailed ordering and shipping information in the package dimensions section on page 9 of this data sheet. Semiconductor Components Industries, LLC, 2015 1 Publication Order Number: May, 2018 Rev. 26 CAT24C32/DCAT24C32 DEVICE MARKINGS (SOIC8) (WLCSP4) B 24C32F YM AYMXXX B = Specific Device Code Y = Production Year (Last Digit) M = Production Month (19, O, N, D) 24C32F = Specific Device Code A = Assembly Location Y = Production Year (Last Digit) (UDFN8) M = Production Month (19, O, N, D) XXX = Last Three Digits of Assembly Lot Number C5U AXX YM (WLCSP5) C5U = Specific Device Code A = Assembly Location 2 XX = Last Two Digits of Assembly Lot Number YM Y = Production Year (Last Digit) M = Production Month (19, O, N, D) 2 = Specific Device Code Y = Production Year (Last Digit) M = Production Month (19, O, N, D) (TSSOP8) C32F AYMXXX C32F = Specific Device Code A = Assembly Location Y = Production Year (Last Digit) M = Production Month (19, O, N, D) XXX = Last Three Digits of Assembly Lot Number V CC PIN FUNCTION Pin Name Function SCL A0, A1, A2 Device Address SDA Serial Data CAT24C32 SDA A , A , A 2 1 0 SCL Serial Clock WP Write Protect WP V Power Supply CC V Ground SS V SS Figure 1. Functional Symbol www.onsemi.com 2