23A640-E/P MICROCHIP [Microchip Technology], 23A640-E/P Datasheet - Page 5

• Manufacturer Part Number: 23A640-E/P
• Description: 64K SPI Bus Low-Power Serial SRAM
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 1-1:
FIGURE 1-2:
FIGURE 1-3:
© 2009 Microchip Technology Inc.
SCK
CS
SO
SCK
SI
SO
CS
HOLD
SI
SCK
CS
SO
SI
HOLD TIMING
SERIAL INPUT TIMING
SERIAL OUTPUT TIMING
2
n + 2
n + 2
5
MSB out
MSB in
9
6
12
10
n + 1
15
n + 1
High-Impedance
Don’t Care
n
16
7
17
n
High-Impedance
Don’t Care
13
8
15
18
23A640/23K640
LSB in
16
3
n
n
5
LSB out
11
4
14
3
n - 1
DS22126C-page 5
n - 1