SM55161A Austin Semiconductor, SM55161A Datasheet - Page 2

• Manufacturer Part Number: SM55161A
• Description: 262144 x 16 BIT VRAM MULTIPORT VIDEO RAM
• Manufacturer: Austin Semiconductor

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PERFORMANCE RANGES
GB PACKAGE (Bottom View) & PIN ASSIGNMENTS
SMJ55161A
Rev. 1.6 03/05
DESCRIPTION
Access Time Row Enable
Access Time Serial Data
DRAM Cycle Time
DRAM Page Mode
Serial Cycle Time
Operating Current,
Serial Port Stand-by
Operating Current,
Serial Port Active
Austin Semiconductor, Inc.
t
t
I
SYM
t
a(SQ)
I
CC1A
t
t
c(SC)
c(W)
a(R)
CC1
c(P)
MIN
130
45
22
-70
MAX
165
210
70
20
2
MIN
140
48
24
-75
MAX
165
210
75
23
Austin Semiconductor, Inc. reserves the right to change products or specifications without notice.
PIN No.
H1
H2
H3
H4
H5
H6
H7
H8
H9
G1
G2
G3
G4
G6
G7
G8
G9
E1
E2
J1
J2
J3
J4
J5
J6
J7
J8
J9
F1
F2
F3
F7
F8
F9
MIN
150
50
30
-80
NAME
CASL\
V
V
RAS\
V
V
V
V
DQ1
DQ3
DQ4
DQ5
DQ6
DQ0
DQ2
DQ7
V
V
TRG
V
SQ3
SQ7
SQ2
SQ4
SQ5
SQ6
WE\
SQ0
SQ1
SC
A8
A7
A6
A5
DD2
SS2
DD2
SS2
SS1
DD1
DD1
DD1
DD1
MAX
210
195
80
25
PIN No.
E8
E9
D1
D2
D3
D7
D8
D9
C1
C2
C3
C4
C6
C7
C8
C9
B1
B2
B3
B4
B5
B6
B7
B8
B9
A1
A2
A3
A4
A5
A6
A7
A8
A9
UNITS
mA
mA
ns
ns
ns
ns
ns
Production
SM55161A
CASU\
NAME
SQ15
DQ15
DQ14
DQ13
DQ12
DQ11
DQ10
SQ14
SQ13
SQ12
SQ11
SQ10
V
V
V
V
V
V
V
V
V
DQ9
DQ8
QSF
SQ8
DSF
SQ9
SE\
A4
A3
A2
A1
A0
SS1
SS1
DD1
SS1
SS1
DD2
SS2
DD2
SS2
VRAM