S-25A640A - OPERATION SPI SERIAL E2PROM

Seiko

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Datasheet Details

Part number	S-25A640A
Manufacturer	Seiko
File Size	507.36 KB
Description	OPERATION SPI SERIAL E2PROM
Datasheet	S-25A640A_Seiko.pdf

S-25A640A Product details

Description

Chip select input Serial data output Write protect input Ground Serial data input Serial clock input Hold input Power supply 2. 8-Pin TSSOP Top view 1 8 2 7 3 6 4 5 Figure 3 Pin No.1 2 3 4 5 6 7 8 Symbol CS 1 SO WP 1 GND SI 1 SCK 1 HOLD 1 VCC Table 4 Description Chip select input Serial data output Write protect input Ground Serial data input Serial clock input Hold input Power supply 3. TMSOP-8 Top view 1 8 2 7 3 6 4 5 Figure 4 1.

Features

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Packages.
Operating voltage range Read: 2.5 V ~ 5.5 V Write: 2.5 V ~ 5.5 V.
Operation frequency S-25A640A: 5.0 MHz max. S-25A640B: 6.5 MHz max.
Write time S-25A640A: 4.0 ms max. S-25A640B: 5.0 ms max.
SPI mode (0, 0) and (1, 1).
Page write:.
Sequential read.
Write protect: Protect area: 32 bytes / page Software, Hardware 25%, 50%, 100%.
Monitoring of a write memory state by the status register.
Function to prevent malfunction by.

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Published: Aug 18, 2009 |