M25P40 Numonyx, B.V., M25P40 Datasheet - Page 36

• Manufacturer Part Number: M25P40
• Description: 4 Mbit, low voltage, serial Flash memory with 50 MHz SPI bus interface
• Manufacturer: Numonyx, B.V.

Power-up and Power-down
36/53
Figure 20. Power-up timing
Table 8.
1. These parameters are characterized only.
V CC (max)
Symbol
V CC (min)
t
t
PUW
V
VSL
WI
V WI
(1)
(1)
(1)
V CC
V
Time delay to Write instruction
Write Inhibit voltage (device grade 6)
Write Inhibit voltage (device grade 3)
Power-up timing and V
Reset State
CC
Device
of the
(min) to S low
Program, Erase and Write Commands are Rejected by the Device
Chip Selection Not Allowed
Parameter
WI
threshold
tPUW
tVSL
Read Access allowed
Min.
10
1
1
1
Device fully
accessible
Max.
AI04009C
2.2
10
2
time
M25P40
Unit
ms
µs
V
V