34AA04

34AA04 4K I2C™ Serial EEPROM with Software Write-Protect Device Selection Table Part Number VCC Max. Clock Temp Range Frequency Ranges 34AA04 1.7-3.6 1 MHz(1) I, E Note 1: 400 kHz for 1.8V ≤ VCC < 2.2V 100 kHz for VCC < 1.8V Features 4 Kbit EEPROM: - Internally organized as two 256 x 8-bit banks - Byte or page writes (up to 16 bytes) - Byte or sequential reads within a single bank - Self-timed write cycle (5 ms max.) JEDEC® JC42.4 (EE1004-v) Serial Presence Detect (SPD) Compliant for DRAM (DDR4) modules High-Speed I2C™ Interface: - Industry standard 1 MHz, 400 kHz, and 100 kHz - Schmitt Trigger inputs for noise suppression - SMBus-compatible bus time out - Cascadable up to eight devices Write Protection: - Reversible software write protection for four individual 128-byte blocks Low-Power CMOS Technology: - Voltage range: 1.7V to 3.6V - Write current: 1.5 mA at 3.6V - Read current: 200 µA at 3.6V, 400 kHz - Standby current: 1 µA at 3.6V High Reliability: - More than one million erase/write cycles - Data retention: > 200 years - ESD protection: > 4000V 8-lead PDIP, SOIC, TSSOP, TDFN, and UDFN Packages Available Temperature Ranges: - Industrial (I): -40°C to +85°C - Automotive (E): -40°C to +125°C Description The Microchip Technology Inc. 34AA04 is a 4 Kbit Electrically Erasable PROM which utilizes the I2C serial interface and is capable of operation across a broad voltage range (1.7V to 3.6V). This device is JEDEC JC42.4 (EE1004-v) Serial Presence Dete...