參數(shù)資料
型號(hào): MX29F400TMI-70
廠商: MACRONIX INTERNATIONAL CO LTD
元件分類: PROM
英文描述: 256K X 16 FLASH 5V PROM, 70 ns, PDSO44
封裝: 0.500 INCH, PLASTIC, MO-175, SOP-44
文件頁(yè)數(shù): 18/45頁(yè)
文件大小: 722K
代理商: MX29F400TMI-70
25
P/N:PM0439
MX29F400T/B
REV. 1.9, APR. 03, 2002
All data in chip are erased. External erase verification is
not required because data is erased automatically by
internal control circuit. Erasure completion can be veri-
fied by DATA polling and toggle bit checking after auto-
AUTOMATIC CHIP ERASE TIMING WAVEFORM (WORD MODE)
tCWC
tAS
tCEP
tDS tDH
Vcc 5V
CE
OE
Q0,Q1,
Q4(Note 1)
WE
A11~A17
tCEPH1
tAH
Q7
Command In
A0~A10
Command In
tAETC
DATA polling
2AAH
555H
Command #AAH
Command #55H
Command #80H
(Q0~Q7)
Notes:
(1). Q6:Toggle bit, Q5:Timing-limit bit, Q3: Time-out bit, Q2: Toggle bit
555H
2AAH
555H
Command In
Command #AAH
Command In
Command #55H
Command In
Command #10H
AUTOMATIC CHIP ERASE TIMING WAVEFORM
matic erase starts.
Device outputs 0 during erasure
and 1 after erasure on Q7.(Q6 is for toggle bit; see toggle
bit, DATA polling, timing waveform)
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