m28w320fcb STMicroelectronics, m28w320fcb Datasheet - Page 40

• Manufacturer Part Number: m28w320fcb
• Description: 32 Mbit 2mb X16, Boot Block 3v Supply Flash Memory
• Manufacturer: STMicroelectronics

DC and AC parameters
Figure 11. Power-Up and Reset AC Waveforms
Table 19.
1. The device Reset is possible but not guaranteed if t
2. Sampled only, not 100% tested.
3. It is important to assert RP in order to allow proper CPU initialization during power up or reset.
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t
t
PLPH
Symbol
VDHPH
RP
VDD, VDDQ
W,
t
t
t
PHWL
PHGL
PHEL
E, G
(1)(2)
(3)
Reset High to Write Enable Low, Chip
Enable Low, Output Enable Low
Reset Low to Reset High
Supply Voltages High to Reset High
Power-Up and Reset AC Characteristics
tVDHPH
Parameter
Power-Up
tPHWL
tPHGL
tPHEL
PLPH
< 100ns.
and Erase
Test Condition
Program
During
others
Min
Min
Min
Min
Reset
M28W320FCT, M28W320FCB
tPLPH
100
70
50
30
50
M28W320FCT, M28W320FCB
tPHWL
tPHGL
100
tPHEL
85
50
30
50
100
90
50
30
50
AI03537b
100
10
50
30
50
Unit
µs
ns
ns
µs