V53C8258HT50 データシートの表示（PDF） - Mosel Vitelic Corporation
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V53C8258HT50 Datasheet PDF : 18 Pages
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MOSEL VITELIC
V53C8258H
Waveforms of EDO Page Mode Read-Write Cycle
RAS VIH
VIL
V
CAS IH
VIL
V
ADDRESS IH
VIL
tRCD (6)
t CSH (4)
t PCM (50)
tRAD (24)
t CAS (5)
t RAH (9)
t ASC (10)
tASR (8)
t ASC (10)
t CAH (11)
ROW
ADD
COLUMN
ADDRESS
t RAS (1)
tCP (43)
tCAS (5)
t ASC (10)
t CAH (11)
COLUMN
ADDRESS
tRP (3)
tRSH (W)(25)
tCRP (13)
tCAS (5)
t CAR (44)
t CAH (11)
COLUMN
ADDRESS
V
IH
WE VIL
V
IH
OE VIL
I/O VI/OH
VI/OL
t RCS (7)
tRWD (39)
tCWD (38)
t CAA (20)
t OAC (17)
t AWD (41)
tCWD (38)
t CWL (26)
t AWD (41)
t WP (29)
t OAC (17)
t CWL (26)
t CWD (38)
t RWL (31)
t CWL (26)
t AWD (41)
tWP (29)
t OAC (17)
t WP (29)
t OED (35)
t CAC (18)
t RAC (19)
t LZ (21)
OUT
tCAP (43)
t CAA (20)
t OED (35)
t CAC (18)
tHZ (22)
t DH (33)
t DS (32)
tCAP (43)
t CAA (20)
tHZ (22)
t DH (33)
t DS (32)
t OED (35)
t CAC (18)
t HZ (22)
tDH (33)
t DS (32)
IN
OUT
IN
OUT
IN
t LZ
t LZ
2736 11
Waveforms of RAS-Only Refresh Cycle
V IH
RAS
V IL
V IH
CAS
V IL
ADDRESS V IH
V IL
t CRP (13)
t ASR (8)
t RAH (9)
ROW ADD
NOTE: WE, OE = Don’t care
t RC (2)
t RAS (1)
t RP (3)
2736 12
V53C8258H Rev. 1.4 February 1997
Don’t Care
Undefined
12
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