參數(shù)資料
型號: M28W640FCT85ZB1
廠商: STMICROELECTRONICS
元件分類: PROM
英文描述: 4M X 16 FLASH 3V PROM, 85 ns, PBGA48
封裝: 6.39 X 10.50 MM, 0.75 PITCH, TFBGA-48
文件頁數(shù): 22/55頁
文件大?。?/td> 1141K
代理商: M28W640FCT85ZB1
29/55
M28W640FCT, M28W640FCB
Figure 12. Power-Up and Reset AC Waveforms
Table 19. Power-Up and Reset AC Characteristics
Note: 1. The device Reset is possible but not guaranteed if tPLPH < 100ns.
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.
Symbol
Parameter
Test Condition
M28W640FCT, M28W640FCB
Unit
70
85
90
10
tPHWL
tPHEL
tPHGL
Reset High to Write Enable Low, Chip
Enable Low, Output Enable Low
During Program
and Erase
Min
50
s
others
Min
30
ns
tPLPH
(1,2)
Reset Low to Reset High
Min
100
ns
tVDHPH
(3)
Supply Voltages High to Reset High
Min
50
s
AI03537b
W,
RP
tPHWL
tPHEL
tPHGL
E, G
VDD, VDDQ
tVDHPH
tPHWL
tPHEL
tPHGL
tPLPH
Power-Up
Reset
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