25LC040A-E/ST Microchip Technology, 25LC040A-E/ST Datasheet - Page 5
![IC EEPROM 4KBIT 10MHZ 8TSSOP](/photos/6/59/65937/c04-086_st_sml.jpg)
25LC040A-E/ST
Manufacturer Part Number
25LC040A-E/ST
Description
IC EEPROM 4KBIT 10MHZ 8TSSOP
Manufacturer
Microchip Technology
Specifications of 25LC040A-E/ST
Format - Memory
EEPROMs - Serial
Memory Type
EEPROM
Memory Size
4K (512 x 8)
Speed
10MHz
Interface
SPI, 3-Wire Serial
Voltage - Supply
2.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 125°C
Package / Case
8-TSSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
FIGURE 1-1:
FIGURE 1-2:
FIGURE 1-3:
© 2009 Microchip Technology Inc.
SCK
CS
SO
SI
SCK
HOLD
SI
SO
CS
SCK
SO
CS
SI
Mode 1,1
Mode 0,0
2
n + 2
n + 2
5
MSB out
MSB in
HOLD TIMING
SERIAL INPUT TIMING
SERIAL OUTPUT TIMING
9
6
13
10
n + 1
16
n + 1
High-impedance
Don’t Care
n
17
7
18
n
High-impedance
Don’t Care
25AA040A/25LC040A
14
8
16
19
LSB in
17
3
n
n
5
ISB out
11
4
15
3
n - 1
12
DS21827F-page 5
n - 1
Mode 1,1
Mode 0,0