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BR25G640FVT-3GE2

Description
SPI BUS EEPROM
Categorystorage   
File Size749KB,36 Pages
ManufacturerROHM Semiconductor
Websitehttps://www.rohm.com/
Environmental Compliance
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BR25G640FVT-3GE2 Overview

SPI BUS EEPROM

BR25G640FVT-3GE2 Parametric

Parameter NameAttribute value
memory typenon-volatile
memory formatEEPROM
technologyEEPROM
storage64Kb (8K x 8)
Clock frequency20MHz
Write cycle time - words, pages5ms
memory interfaceSPI
Voltage - Power1.6 V ~ 5.5 V
Operating temperature-40°C ~ 85°C(TA)
Installation typesurface mount
Package/casing8-TSSOP (0.173", 4.40mm wide)
Supplier device packaging8-TSSOP-B
Datasheet
Serial EEPROM Series Standard EEPROM
SPI BUS EEPROM
BR25G640-3
General Description
BR25G640-3 is a 64Kbit Serial EEPROM of SPI BUS Interface.
Features
High Speed Clock Action up to 20MHz (Max)
Wait Function by HOLDB Terminal
Part or Whole of Memory Arrays Settable as
Read only Memory Area by Program
1.6V to 5.5V Single Power Source Operation Most
Suitable for Battery Use.
Up to 32 Bytes in Page Write Mode.
For SPI Bus Interface (CPOL, CPHA) = (0, 0), (1, 1)
Self-timed Programming Cycle
Low Current Consumption
At Write Action (5V)
: 0.5mA (Typ)
At Read Action (5V)
: 2.0mA (Typ)
At Standby Action (5V) : 0.1µA (Typ)
Address Auto Increment Function at Read Action
Prevention of Write Mistake
Write Prohibition at Power On
Write Prohibition by Command Code (WRDI)
Write Prohibition by WPB Pin
Write Prohibition Block Setting by Status Registers
(BP1, BP0)
Prevention of Write Mistake at Low Voltage
More than 100 years Data Retention.
More than 1 Million Write Cycles.
Bit Format 8K×8
Initial Delivery Data
Memory Array: FFh
Status Register: WPEN, BP1, BP0 : 0
Packages
W(Typ) x D(Typ) x H(Max)
SOP8
5.00mm x 6.20mm x 1.71mm
MSOP8
2.90mm x 4.00mm x 0.90mm
SOP- J8
4.90mm x 6.00mm x 1.65mm
VSON008X2030
2.00mm x 3.00mm x 0.60mm
TSSOP-B8
3.00mm x 6.40mm x 1.20mm
Figure 1.
○Product
structure:Silicon monolithic integrated circuit
www.rohm.com
©2014 ROHM Co., Ltd. All rights reserved.
TSZ22111½14½001
○This
product is not designed protection against radioactive rays
1/32
TSZ02201-0R2R0G100680-1-2
24.Apr.2014 Rev.001
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