24AA1025/24LC1025/24FC1025 2 1024K I C Serial EEPROM This device is capable of both random and sequential Device Selection Table: reads. Reads may be sequential within address Part VCC Max. Clock Temp. boundaries 0000h to FFFFh and 10000h to 1FFFFh. Number Range Frequency Ranges Functional address lines allow up to four devices on the same data bus. This allows for up to 4 Mbits total 24AA1025 1.7-5.5V 400 kHz I system EEPROM memory. This device is available in 24LC1025 2.5-5.5V 400 kHz* I, E the standard 8-pin PDIP, SOIC and SOIJ packages. 24FC1025 1.8-5.5V 1 MHz I 100 kHz for VCC < 2.5V Package Type *100 kHz for VCC < 4.5V, E-temp 400 kHz for VCC < 2.5V PDIP A0 1 8 VCC Features: A1 2 7 WP A2* 3 6 SCL Low-Power CMOS Technology: - Read current 450 A, maximum VSS 4 5 SDA - Standby current 5 A, maximum 2 2-Wire Serial Interface, I C Compatible SOIJ/SOIC Cascadable up to Four Devices 1 8 A0 VCC Schmitt Trigger Inputs for Noise Suppression 2 7 A1 WP Output Slope Control to Eliminate Ground Bounce 3 6 100 kHz and 400 kHz Clock Compatibility A2* SCL 1 MHz Clock for FC Versions 4 5 VSS SDA Page Write Time 3 ms, typical Self-Timed Erase/Write Cycle *A2 must be tied to VCC. 128-Byte Page Write Buffer Block Diagram Hardware Write-Protect ESD Protection >4000V More than 1 Million Erase/Write Cycles A0 A1 WP HV Generator Data Retention >200 Years Factory Programming Available I/O Memory Packages include 8-lead PDIP, SOIJ and SOIC EEPROM Control Control XDEC Array Logic Logic Pb-Free and RoHS Compliant Page Latches Temperature Ranges: - Industrial (I): -40 C to +85C I/O SCL - Automotive (E): -40 C to +125 C YDEC SDA Description: VCC The Microchip Technology Inc. 24AA1025/24LC1025/ Sense AMP VSS 24FC1025 (24XX1025*) is a 128K x 8 (1024K bit) R/W Control Serial Electrically Erasable PROM, capable of operation across a broad voltage range (1.7V to 5.5V). It has been developed for advanced, low-power *24XX1025 is used in this document as a generic part number applications such as personal communications or data for the 24AA1025/24LC1025/24FC1025 devices. acquisition. This device has both byte write and page write capability of up to 128 bytes of data. 2005-2013 Microchip Technology Inc. DS20001941L-page 124AA1025/24LC1025/24FC1025 1.0 ELECTRICAL CHARACTERISTICS () Absolute Maximum Ratings VCC.............................................................................................................................................................................6.5V All inputs and outputs w.r.t. VSS .......................................................................................................... -0.6V to VCC+1.0V Storage temperature ...............................................................................................................................-65C to +150C Ambient temperature with power applied................................................................................................-40C to +125C ESD protection on all pins 4kV NOTICE: Stresses above those listed under Absolute Maximum Ratings may cause permanent damage to the device. This is a stress rating only and functional operation of the device at those or any other conditions above those indicated in the operational listings of this specification is not implied. Exposure to maximum rating conditions for extended periods may affect device reliability. TABLE 1-1: DC CHARACTERISTICS Industrial (I): VCC = +1.7V to 5.5V TA = -40C to +85C DC CHARACTERISTICS Automotive (E): VCC = +2.5V to 5.5V TA = -40C to +125C Param. Sym. Characteristic Min. Max. Units Conditions No. A1, A2, SCL, SDA and WP pins: IH High-level input voltage 0.7 VCC V D1 V D2 VIL Low-level input voltage 0.3 VCC V VCC 2.5V 0.2 VCC V VCC < 2.5V D3 VHYS Hysteresis of Schmitt CC VVCC 2.5V (Note) 0.05 V Trigger inputs (SDA, SCL pins) D4 VOL Low-level output voltage 0.40 V IOL = 3.0 mA VCC = 4.5V IOL = 2.1 mA VCC = 2.5V D5 ILI Input leakage current 1 AVIN = VSS or VCC VIN = VSS or VCC D6 ILO Output leakage current 1 AVOUT = VSS or VCC D7 CIN, Pin capacitance 10 pFVCC = 5.0V (Note) COUT (all inputs/outputs) TA = 25C, FCLK = 1 MHz D8 ICC Read Operating current 450 AVCC = 5.5V, SCL = 400 kHz ICC Write 5 mA VCC = 5.5V D9 ICCS Standby current 5 A SCL, SDA, VCC = 5.5V A1, A2, WP = VSS Note: This parameter is periodically sampled and not 100% tested. DS20001941L-page 2 2005-2013 Microchip Technology Inc.