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Seiko Instruments Electronic Components Datasheet


S-25A080A

SPI SERIAL E2PROM


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S-25A080A pdf
S-25A080A/160A/320A, S-25A080B/160B/320B
www.sii-ic.com
© SII Semiconductor Corporation, 2008-2014
FOR AUTOMOTIVE 125°C OPERATION
SPI SERIAL E2PROM
Rev.4.2_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 8 K-bit, 16 K-bit, 32 K-bit and the organization of 1024 words × 8-bit,
2048 words × 8-bit, 4096 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
S-25A080A/160A/320A:
6.5 MHz max.
4.0 ms max.
S-25A080B/160B/320B: 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 monitoring clock pulse
Write protect function during the low power supply voltage
CMOS schmitt input ( CS , SCK, SI, WP , HOLD )
Endurance*1
S-25A080A/160A/320A:
S-25A080B/160B/320B:
106 cycle / word*2 (Ta = +25°C)
5 × 105 cycle / word*2 (Ta = +125°C)
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
S-25A080A, S-25A080B:
8 K-bit
S-25A160A, S-25A160B: 16 K-bit
S-25A320A, S-25A320B: 32 K-bit
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*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)
TMSOP-8
5
8
4
1
(2.9 × 4.0 × t0.8 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



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S-25A080A pdf
FOR AUTOMOTIVE 125°C OPERATION SPI SERIAL E2PROM
S-25A080A/160A/320A, S-25A080B/160B/320B
Block Diagram
Rev.4.2_01
CS
SCK
SI
HOLD
WP
SO
Voltage Detector
Clock Counter
Data Register
Mode
Decoder
Output
Control
Circuit
Address Register
Status Register
Read Circuit
Step-up Circuit
Page Latch
Memory
Cell
Array
Status
Memory Cell Array
Y Decoder
VCC
GND
Figure 1
2



Part Number S-25A080A
Description SPI SERIAL E2PROM
Maker Seiko - Seiko
Total Page 30 Pages
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