25c040xt Microchip Technology Inc., 25c040xt Datasheet - Page 4

• Manufacturer Part Number: 25c040xt
• Description: 4k Spi Bus Serial Eeprom
• Manufacturer: Microchip Technology Inc.

25AA040/25LC040/25C040
FIGURE 1-1:
FIGURE 1-2:
FIGURE 1-3:
DS21204E-page 4
SCK
SO
CS
SI
SCK
HOLD
SO
CS
SI
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
14
8
16
19
LSB in
17
3
n
© 2006 Microchip Technology Inc.
n
5
ISB out
11
4
15
3
n - 1
12
n - 1
Mode 1,1
Mode 0,0