S-25C128A H Series 105C OPERATION 2 www.ablic.com SPI SERIAL E PROM FOR AUTOMOTIVE www.ablicinc.com ABLIC Inc., 2010-2018 Rev.2.3 03 H 2 The S-25C128A H series devices are high-temperature operation SPI serial E PROMs for automotive components. The S-25C128A H series has the capacity of 128 K-bit and the organization of 16384 words 8-bit. Page write and sequential read are available. Caution Before using the product in automobile control unit or medical equipment, contact to ABLIC Inc. is indispensable. 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 (2.5 V to 5.5 V) Write time: 5.0 ms max. SPI mode (0, 0) and (1, 1) Page write: 64 bytes / page Sequential read Monitors write to the memory by a status register Write protect: Software, Hardware Protect area: 25%, 50%, 100% 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 ) 6 *1 Endurance: 10 cycles/word (Ta = +25C) 5 *1 3 10 cycles/word (Ta = +85C) 5 *1 2 10 cycles/word (Ta = +105C) Data retention: 100 years (Ta = +25C) 30 years (Ta = +85C) 25 years (Ta = +105C) Memory capacitance: 128 K-bit Initial delivery state: FFh, SRWD = 0, BP1 = 0, BP0 = 0 Operation temperature range: Ta = 40C to +105C Lead-free (Sn 100%), halogen-free *2 AEC-Q100 qualified *1. For each address (Word: 8-bit) *2. Contact our sales office for details. Packages 8-Pin SOP (JEDEC) 8-Pin TSSOP 1 2 105C OPERATION SPI SERIAL E PROM FOR AUTOMOTIVE S-25C128A H Series Rev.2.3 03 H Pin Configuration 1. 8-Pin SOP (JEDEC) Table 1 Pin No. Symbol Description Top view *1 1 Chip select input CS 1 8 2 SO Serial data output *1 3 2 7 Write protect input WP 4 GND Ground 3 6 *1 5 SI Serial data input 4 5 *1 6 SCK Serial clock input *1 7 Hold input HOLD Figure 1 8 VCC Power supply S-25C128A0H-J8T2U3 2. 8-Pin TSSOP Table 2 Pin No. Symbol Description Top view *1 1 CS Chip select input 1 8 2 SO Serial data output 2 7 *1 3 6 3 Write protect input WP 4 5 4 GND Ground *1 5 SI Serial data input Figure 2 *1 6 SCK Serial clock input *1 7 HOLD Hold input S-25C128A0H-T8T2U3 8 VCC Power supply *1. Do not use it in high impedance. Remark See Dimensions for details of the package drawings. 2