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Seiko Instruments Electronic Components Datasheet

S-25A128B Datasheet

SPI SERIAL E2PROM

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S-25A128B pdf
S-25A128B
www.sii-ic.com
© SII Semiconductor Corporation, 2011-2014
FOR AUTOMOTIVE 125°C OPERATION
SPI SERIAL E2PROM
Rev.1.3_01
This IC is a SPI serial E2PROM which operates under the high temperature, at high speed, with the wide range operation for
automotive components. This IC 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 SII Semiconductor
Corporation is indispensable.
Features
Packages
Operating voltage range
Read:
2.5 V ~ 5.5 V
Write:
2.5 V ~ 5.5 V
Operation frequency:
Write time:
SPI mode (0, 0) and (1, 1)
Page write:
Sequential read
Write protect:
Protect area:
6.5 MHz max.
5.0 ms max.
64 bytes / page
Software, Hardware
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*1:
106 cycle / word*2 (Ta = +25°C)
3 × 105 cycle / word *2 (Ta = +125°C)
Data retention:
100 years (Ta = +25°C)
50 years (Ta = +125°C)
Memory capacity:
128 K-bit
Initial delivery state:
FFh, SRWD = 0, BP1 = 0, BP0 = 0
Burn-in specifications:
Wafer level burn-in
Operation temperature range: Ta = 40°C to +125°C
Lead-free (Sn 100%), halogen-free*3
AEC-Q100 qualified*4
8-Pin SOP (JEDEC)
5
8
4
1
(5.0 × 6.0 × t1.75 mm)
8-Pin TSSOP
5
8
4
1
(3.0 × 6.4 × t1.1 mm)
*1. Refer to "Endurance" for details.
*2. For each address (Word: 8-bit)
*3. Refer to "Product Name Structure" for details.
*4. Contact our sales office for details.
Remark Refer to "3. Product name list" in "Product Name Structure" for details of package and product.
1


Seiko Instruments Electronic Components Datasheet

S-25A128B Datasheet

SPI SERIAL E2PROM

No Preview Available !

S-25A128B pdf
FOR AUTOMOTIVE 125°C OPERATION SPI SERIAL E2PROM
S-25A128B
Block Diagram
CS
SCK
SI
HOLD
WP
SO
Voltage Detector
Clock Counter
Data Register
Mode
Decoder
Output
Control
Circuit
Address Register
Status Register
Read Circuit
Rev.1.3_01
Step-up Circuit
Page Latch
Memory
Cell
Array
Status
Memory Cell Array
Y Decoder
VCC
GND
AEC-Q100 Qualified
Figure 1
This IC supports AEC-Q100 for operation temperature grade 1.
Contact our sales office for details of AEC-Q100 reliability specification.
Product Name Structure
1. Product name
S-25A128B 0A xxxx U 3
Fixed
Environmental code
U: Lead-free (Sn 100%), halogen-free
Package name (abbreviation) and IC packing specification*1
J8T2: 8-Pin SOP (JEDEC), Tape
T8T2: 8-Pin TSSOP, Tape
Fixed
*1. Refer to the tape drawing.
Product name
S-25A128B: 128 K-bit
Remark This IC is wafer level burn-in specification.
2


Part Number S-25A128B
Description SPI SERIAL E2PROM
Maker Seiko
Total Page 26 Pages
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