25AA128-I/ST Microchip Technology, 25AA128-I/ST Datasheet - Page 7
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25AA128-I/ST
Manufacturer Part Number
25AA128-I/ST
Description
128k, 16K X 8 , 1.8V SER EE IND 8 TSSOP 4.4mm TUBE
Manufacturer
Microchip Technology
Datasheet
1.25AA128-IP.pdf
(26 pages)
Specifications of 25AA128-I/ST
Format - Memory
EEPROMs - Serial
Memory Type
EEPROM
Memory Size
128K (16K x 8)
Speed
10MHz
Interface
SPI, 3-Wire Serial
Voltage - Supply
1.8 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
8-TSSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
25AA128-I/ST
Manufacturer:
MICROCHIP
Quantity:
12 000
Part Number:
25AA128-I/ST
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
BLOCK DIAGRAM
TABLE 2-1:
FIGURE 2-1:
© 2009 Microchip Technology Inc.
HOLD
Instruction Name
SCK
WP
SO
CS
SCK
SI
CS
SO
SI
WRITE
I/O Control
READ
WRDI
WREN
RDSR
WRSR
Register
STATUS
Logic
0
0
1
0
INSTRUCTION SET
READ SEQUENCE
V
V
0
CC
2
SS
Instruction
Memory
Control
Logic
3
0
Instruction Format
0000 0011
0000 0010
0000 0100
0000 0110
0000 0101
0000 0001
0
4
Dec
5
0
X
High-Impedance
6
1
Sense Amp.
R/W Control
Y Decoder
HV Generator
Page Latches
1
7
EEPROM
15 14 13 12
Array
8
9 10 11
Read data from memory array beginning at selected address
Write data to memory array beginning at selected address
Reset the write enable latch (disable write operations)
Set the write enable latch (enable write operations)
Read STATUS register
Write STATUS register
16-bit Address
2
21 22 23 24 25 26 27 28 29 30 31
25AA128/25LC128
1
0
Description
7
6
5
Data Out
4
3
DS21831D-page 7
2
1
0