S-93S56A

S-93S46A/56A/66A www.sii-ic.com © Seiko Instruments Inc., 2010-2014 150°C OPERATION 3-WIRE SERIAL E2PROM FOR AUTOMOTIVE Rev.2.1_00 This IC is a high temperature operation 3-wire serial E2PROM for automotive components. This IC has the capacity of 1 K-bit, 2 K-bit and 4 K-bit, and the organization is 64 words × 16-bit, 128 words × 16-bit and 256 words × 16-bit, respectively. Sequential read is available, at which time addresses are automatically incremented in 16-bit blocks. The communication method is by the Microwire bus. Caution Before using the product in automobile control unit or medical equipment, contact to SII is indispensable. This IC is regulated by the relevant Japanese laws and regulations, and may not be exported from Japan without Japanese government approval.  Features  Package Operation voltage range Read: 4.0 V to 5.5 V (Ta = −40°C to +150°C) Write: 4.0 V to 5.5 V (Ta = −40°C to +150°C) Operation frequency: 1 MHz (4.5 V to 5.5 V, Ta = −40°C to +150°C) Write time: 10.0 ms max. Sequential read Write protect function during the low power supply voltage Function to protect against write due to erroneous instruction recognition CMOS schmitt input (CS, SK) Endurance*1: 2 × 105 cycle / word*2 (Ta = +150°C) Data retention: 100 years (Ta = +25°C) 50 years (Ta = +125°C) 20 years (Ta = +150°C) Memory capacity S-93S46A: 1 K-bit S-93S56A: 2 K-bit S-93S66A: 4 K-bit Initial delivery state: FFFFh Burn-in specifica...