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R1EX24256BSAS0A_12 Datasheet, PDF (2/18 Pages) Renesas Technology Corp – Two-wire serial interface 256k EEPROM (32-kword 8-bit)
R1EX24256BSAS0A/R1EX24256BTAS0A
Ordering Information
Type No.
R1EX24256BSAS0A#S0
R1EX24256BTAS0A#S0
Internal organization
256k bit (32768  8-bit)
256k bit (32768  8-bit)
Package
150 mil 8-pin plastic SOP
PRSP0008DF-B (FP-8DBV)
Lead free
8-pin plastic TSSOP
PTSP0008JC-B (TTP-8DAV)
Lead free
Pin Arrangement
8-pin SOP /8-pin TSSOP
A0
1
8
A1
2
7
A2
3
6
VSS
4
5
(Top view)
VCC
WP
SCL
SDA
Shipping tape and reel
2,500 IC/reel
3,000 IC/reel
Pin Description
A0 to A2
SCL
SDA
WP
VCC
VSS
Pin name
Function
Device address
Serial clock input
Serial data input/output
Write protect
Power supply
Ground
Block Diagram
VCC
VSS
WP
A0, A1, A2
SCL
SDA
Control
logic
High voltage generator
Memory array
Y-select & Sense amp.
Serial-parallel converter
R10DS0005EJ0101 Rev.1.01
Jul. 26, 2012
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