25LC256-EMF MICROCHIP [Microchip Technology], 25LC256-EMF Datasheet - Page 5

• Manufacturer Part Number: 25LC256-EMF
• Description: 256K SPI Bus Serial EEPROM
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 1-1:
FIGURE 1-2:
FIGURE 1-3:
 2003 Microchip Technology Inc.
SCK
SO
CS
SI
SCK
HOLD
SO
CS
SI
SCK
SO
CS
SI
Mode 1,1
Mode 0,0
HOLD TIMING
SERIAL INPUT TIMING
SERIAL OUTPUT TIMING
2
n+2
n+2
5
MSB out
MSB in
9
6
13
10
n+1
16
n+1
high-impedance
don’t care
n
17
7
18
n
Preliminary
high-impedance
don’t care
14
8
16
25AA256/25LC256
19
LSB in
17
3
n
n
5
ISB out
11
4
15
3
n-1
12
DS21822C-page 5
n-1
Mode 1,1
Mode 0,0