HYB514171BJ-50- SIEMENS [Siemens Semiconductor Group], HYB514171BJ-50- Datasheet - Page 16

• Manufacturer Part Number: HYB514171BJ-50-
• Description: 256k x 16-Bit Dynamic RAM
• Manufacturer: SIEMENS [Siemens Semiconductor Group]

Fast Page Mode Read-Modify-Write Cycle
Semiconductor Group
RAS
UCAS
LCAS
Address
WE
OE
I/O
(Inputs)
I/O
(Outputs)
V
V
V
V
V
V
V
V
V
V
V
V
V
V
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
OH
OL
t
ASR
Row
"H" or "L"
t
RAH
t
RAD
t
DZC
t
t
ASC
RCD
t
RCS
t
RAC
t
Column
DZO
t
RWD
t
t
AA
CSH
t
t
CLZ
CAH
t
CAC
t
AWD
t
CWD
t
CAS
t
Data
OUT
OEA
t
t
t
t
ODD
DS
CWL
OEH
t
OEZ
Data
t
IN
t
WP
DZC
t
DH
t
t
ASC
CP
Column
t
CPA
t
AA
t
16
CLZ
t
t
CPWD
OEA
t
t
AWD
RAS
t
CAH
t
Data
OUT
CWD
t
CAS
t
t
t
t
ODD
PRWC
CWL
OEH
t
OEZ
t
Data
DS
IN
t
WP
t
DH
t
DZC
t
ASC
Column
t
CPA
t
AA
t
t
CAH
t
CLZ
CAC
t
CPWD
t
t
OEA
AWD
HYB 514171BJ-50/-60
t
CWD
Data
OUT
t
CAS
t
RAL
t
ODD
t
t
RSH
OEZ
Data
256k
t
IN
t
DS
WP
t
CWL
t
t
t
RWL
DH
OEH
16 DRAM
t
1998-10-01
CRP
t
RP
t
ASR
SPT03049
Row