M58WR064 STMICROELECTRONICS [STMicroelectronics], M58WR064 Datasheet - Page 49

• Manufacturer Part Number: M58WR064
• Description: 64 Mbit 4Mb x 16, Multiple Bank, Burst 1.8V Supply Flash Memory
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Figure 17. Reset and Power-up AC Waveforms
Table 24. Reset and Power-up AC Characteristics
Note: 1. The device Reset is possible but not guaranteed if t
t
t
PLPH
VDHPH
Symbol
t
t
t
t
t
t
t
t
PHWL
PLWL
PHEL
PHGL
W,
RP
VDD, VDDQ
PLGL
PHLL
PLEL
PLLL
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.
(1,2)
E, G,
(3)
L
Reset Low to
Write Enable Low,
Chip Enable Low,
Output Enable Low,
Latch Enable Low
Reset High to
Write Enable Low
Chip Enable Low
Output Enable Low
Latch Enable Low
RP Pulse Width
Supply Voltages High to Reset
High
Parameter
tVDHPH
Power-Up
tPHWL
tPHGL
tPHEL
tPHLL
During Program
During Erase
Other Conditions
PLPH
< 50ns.
Test Condition
Min
Min
Min
Min
Min
Min
M58WR064ET, M58WR064EB
Reset
tPLPH
tPLWL
tPLGL
tPLEL
tPLLL
70
10
20
80
30
50
50
80
10
20
80
30
50
50
100
10
20
30
50
50
80
AI06976
Unit
49/82
µs
µs
ns
ns
ns
µs