M58LR128HT Datasheet, PDF (71/112 Pages) STMicroelectronics – 128 Mbit (8 Mb ×16, Multiple Bank, Multilevel interface, Burst) 1.8 V supply Flash memories

M58LR128HT, M58LR128HB
Figure 17. Reset and Power-up AC waveforms
DC and AC parameters
W, E, G, L
RP
VDD, VDDQ
tPHWL
tPHEL
tPHGL
tPHLL
tVDHPH
Power-Up
tPLWL
tPLEL
tPLGL
tPLLL
tPLPH
Reset
Table 27. Reset and Power-up AC characteristics
Symbol
Parameter
Test Condition
85
t_PLWL
t_PLEL
t_PLGL
t_PLLL
t_PHWL
t_PHEL
t_PHGL
t_PHLL
t_PLPH(1),(2)
t_VDHPH(3)
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
During Program
During Erase
Other Conditions
Min
25
Min
25
Min
80
Min
30
Min
50
Min
150
1. The device Reset is possible but not guaranteed if t_PLPH < 50ns.
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.
AI06976
Unit
µs
µs
ns
ns
ns
µs
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