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TMS28F033 Datasheet(PDF) 17 Page - Texas Instruments

Part # TMS28F033
Description  4194304-BIT SYNCHRONOUS FLASH MEMORY
PDF  52 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TMS28F033 Datasheet(HTML) 17 Page - Texas Instruments

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TMS28F033
4194304-BIT
SYNCHRONOUS FLASH MEMORY
SMJS833 – NOVEMBER 1997
17
POST OFFICE BOX 1443
• HOUSTON, TEXAS 77251–1443
operation modes for word-wide (x16) or double-word-wide (x32) mode selection (continued)
Table 13. Operation Modes for Word-Wide Mode (x16) (See Note 2 and Note 14)
MODE
CLK
A
(Addr Bus)
E
WR
WE
LBA
BAA
OE
DQ
(Data Bus)
(see Note 14)
QV
RY/BY
VPP
RP
READ OPERATION MODES
Latch
non-pipelined
read address
L–H
Address
VIL
VIH
X
VIL
X
VIH
Hi-Z
Hi-Z
Hi-Z
X
VIH
Latch pipelined
read address
L–H
Address
VIL
VIH
X
VIL
X
VIH
Data out
VOL
Hi-Z
X
VIH
Latch pipelined
read address
with early
overlap
L–H
Address
VIL
VIH
X
VIL
X
VIL
Hi-Z
Hi-Z
Hi-Z
X
VIH
Wait (prior to
first data read)
L–H
X
VIL
X
X
VIH
X
VIH
Hi-Z
Hi-Z
Hi-Z
X
VIH
Latch read data
L–H
X
VIL
X
X
VIH
X
VIL
Hi-Z
Hi-Z
Hi-Z
X
VIH
Drive read data
L–H
X
VIL
X
X
VIH
X
X
Data out
VOL
Hi-Z
X
VIH
Burst read
L–H
X
VIL
X
X
VIH
VIL
VIL
Data out
VOL
Hi-Z
X
VIH
Burst terminate
L–H
X
VIL
X
X
VIH
VIH
VIH
Data out
VOL
Hi-Z
X
VIH
Burst suspend
(see Note 15)
L–H
X
VIL
X
X
VIH
VIH
X
Data out
VOL
Hi-Z
X
VIH
Update status
during algorithm
L–H
X
VIL
X
X
X
X
VIL
X
X
X
X
VIH
Read status
during algorithm
L–H
X
VIL
X
X
X
X
X
Status out
VOL
X
X
VIH
Read overlay
L–H
X
VIL
X
X
X
X
VIL
Overlay data
out
VOL
Hi-Z
VPPH
VIH
SYNCHRONOUS WRITE OPERATION MODES
Latch write
address
L–H
Address
VIL
VIL
X
VIL
X
VIH
X
X
Hi–Z
X
VIH
Latch write
address/data
L–H
Address
VIL
VIL
VIL
VIL
X
VIH
Data in
Hi-Z
Hi-Z
X
VIH
Latch write data
L–H
X
VIL
VIH
VIL
VIH
X
VIH
Data in
Hi-Z
Hi-Z
X
VIH
ASYNCHRONOUS WRITE OPERATION MODES
Latch write
address/data
X
Address
VIL
X
L–H
X
X
VIH
Data in
Hi-Z
Hi-Z
X
VIH
OTHER OPERATION MODES
Standby
X
X
VIH
X
X
X
X
X
Hi-Z
Hi-Z
X
X
VIH
Reset/deep
power down
X
X
X
X
X
X
X
X
Hi-Z
Hi-Z
VOH
X
VIL
NOTES: 13. X is a don’t care.
14. For x16 mode (WORD = VIL when DCR3 = 1), the data lines are DQ0 – DQ7 and DQ24 – DQ31.
15. This mode freezes the burst counter and holds the current data line values.



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