This IC is a SPI serial EEPROM which operates under the high temperature, at high speed, with the wide range operation for automotive components. This IC has the capacity of 256 K-bit and the organization of 32768 words × 8-bit. Page write and Sequential read are available.
Caution: Before using the product in automobile control unit or medical equipment, it is imperative to contact our sales representatives.
Features
- Operating voltage range
- Read: 2.5 V to 5.5 V
- Write: 2.5 V to 5.5 V
- Operation frequency
- 5.0 MHz max.
- Write time
- 5.0 ms max.
- SPI mode (0, 0) and (1, 1)
- Page Write
- 64 bytes / page
- Sequential read
- Write protect
- Software, Hardware
- Protect area: 25%, 50%, 100%
- Monitoring of a write memory state by the status register
- Function to prevent malfunction by monitoring clock pulse
- Write protect function during the low power supply voltage
- CMOS schmitt input
- ( CS , SCK, SI, WP , HOLD )
- Endurance
- 106 cycle / word*1(Ta = +25°C )
- 3 × 105 cycle / word*1(Ta = +125°C )
- Data retention
- 100 years (Ta =+25℃), 50 years(+125℃)
- Memory capacitance
- 256 Kbit
- Initial delivery state
- FFh, SRWD = 0, BP1 = 0, BP0 = 0
- Burn-in specification
- Wafer level burn-in
- Operation temperature range
- Ta = −40°C to +125°C
- Lead-free(Sn 100%), halogen-free
- AEC-Q100 qualified*2
*1. For each address (Word: 8 bits)
*2. Contact our sales representatives for details.