MB84VD21081 FUJITSU [Fujitsu Component Limited.], MB84VD21081 Datasheet - Page 34
MB84VD21081
Manufacturer Part Number
MB84VD21081
Description
16M (x8/x16) FLASH MEMORY & 2M (x8/x16) STATIC RAM
Manufacturer
FUJITSU [Fujitsu Component Limited.]
Datasheet
1.MB84VD21081.pdf
(55 pages)
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34
MB84VD2108X
• Write Cycle (CEf control) (Flash)
Notes : 1. PA is address of the memory location to be programmed.
Addresses
2. PD is data to be programmed at byte address.
3. DQ
4. D
5. Figure indicates last two bus cycles out of four bus cycle sequence.
6. These waveforms are for the 16 mode. (The addresses differ from 8 mode.)
WE
CEf
OE
DQ
OUT
7
is the output of the complement of the data written to the device.
is the output of the data written to the device.
t
GHEL
t
WS
-85
3rd Bus Cycle
555H
t
WC
/MB84VD2109X
t
t
A0H
CP
DS
t
CPH
t
t
t
AS
WH
DH
PA
t
AH
PD
Data Polling
t
WHWH1
DQ
-85
PA
7
D
OUT
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