34AA04T-IST Microchip

34AA04 2 4K I C Serial EEPROM with Software Write-Protect Device Selection Table Description The Microchip Technology Inc. 34AA04 is a 4 Kbit Part VCC Max. Clock Temp 2 Electrically Erasable PROM which utilizes the I C serial Number Range Frequency Ranges interface and is capable of operation across a broad (1) 34AA04 1.7-3.6 1 MHz I, E voltage range (1.7V to 3.6V). This device is JEDEC Note 1: 400 kHz for 1.8V VCC < 2.2V JC42.4 (EE1004-v) Serial Presence Detect (SPD) compliant and includes reversible software write 100 kHz for VCC < 1.8V protection for each of four independent 128x8-bit blocks. The device features a page write capability of Features up to 16 bytes of data. Address pins allow up to eight 4 Kbit EEPROM: devices on the same bus. - Internally organized as two 256 x 8-bit banks The 34AA04 is available in the 8-lead PDIP, SOIC, - Byte or page writes (up to 16 bytes) TSSOP, TDFN, and UDFN packages. - Byte or sequential reads within a single bank Package Types - Self-timed write cycle (5 ms max.) JEDEC JC42.4 (EE1004-v) Serial Presence PDIP/SOIC/TSSOP TDFN/UDFN Detect (SPD) Compliant for DRAM (DDR4) modules A0 1 8 VCC 2 A0 1 VCC 8 High-Speed I C Interface: A1 2 7 NC 7 NC A1 2 - Industry standard 1 MHz, 400 kHz, and A2 3 6 SCL 6 SCL 100 kHz A2 3 VSS VSS 4 5 SDA 4 5 SDA - Schmitt Trigger inputs for noise suppression - SMBus-compatible bus time out - Cascadable up to eight devices Write Protection: Block Diagram - Reversible software write protection for four individual 128-byte blocks A0 A1 A2 HV Generator Low-Power CMOS Technology: - Voltage range: 1.7V to 3.6V Block 0 I/O Memory (000h-07Fh) - Write current: 1.5 mA at 3.6V Control Control Block 1 - Read current: 200 A at 3.6V, 400 kHz Logic (080h-0FFh) Logic XDEC Block 2 - Standby current: 1 A at 3.6V (100h-17Fh) High Reliability: Block 3 (180h-1FFh) SDA SCL - More than one million erase/write cycles - Data retention: > 200 years VCC Write-Protect - ESD protection: > 4000V Circuitry VSS YDEC 8-lead PDIP, SOIC, TSSOP, TDFN, and UDFN Packages Sense Amp. Available Temperature Ranges: R/W Control - Industrial (I): -40C to +85C - Automotive (E): -40C to +125C 2014 Microchip Technology Inc. DS20005271B-page 134AA04 1.0 ELECTRICAL CHARACTERISTICS () Absolute Maximum Ratings VCC.............................................................................................................................................................................6.5V All Inputs and Outputs (except A0) w.r.t. VSS............................................................................................... -0.3V to 6.5V A0 Input w.r.t. VSS ........................................................................................................................................... -0.3 to 12V 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. These are stress ratings only and functional operation of the device at these or any other conditions above those indicated in the operation sections of the specifications is not implied. Exposure to Absolute Maximum Rating conditions for extended periods may affect device reliability. TABLE 1-1: DC SPECIFICATIONS VCC = +1.7V to +3.6V DC CHARACTERISTICS Industrial (I): TA = -40C to +85C Automotive (E): TA = -40C to +125C Param. Symbol Characteristic Min. Max. Units Conditions No. A0, A1, A2, SCL, and SDA IH High-Level Input Voltage 0.7 VCC VCC + 0.5 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 0.0 VCC V (Note) Trigger Inputs D4 VOL Low-Level Output Voltage 0.40 V IOL = 20.0 mA, VCC = 2.2V 0.40 V IOL = 6.0 mA, VCC = 1.7V High-Voltage Detect 710 VVCC < 2.2V D5 VHV (A0 pin only) VCC +4.8 10 V VCC 2.2V D6 ILI Input Leakage Current 1 AVIN = VSS or VCC D7 ILO Output Leakage Current 1 AVOUT = VSS or VCC D8 CIN, COUT Pin Capacitance 10 pFVCC = 5.5V (Note) (all inputs/outputs) TA = 25C, FCLK = 1 MHz D9 ICC write Operating Current 1.5 mA VCC = 3.6V D10 ICC read 200 AVCC = 3.6V, SCL = 400 kHz D11 ICCS Standby Current 1 A Industrial 5 A Automotive SDA, SCL, VCC = 3.6V A0, A1, A2 = VSS Note: This parameter is periodically sampled and not 100% tested. DS20005271B-page 2 2014 Microchip Technology Inc.