參數(shù)資料
型號(hào)： IBM025170
廠商： IBM Microeletronics
英文描述： 4Mb（256K X 16） MULTIPORT VIDEO RAM(4M位（256K X 16）多端口視頻RAM)
中文描述： 4Mb的（256 × 16）多端口視頻內(nèi)存（4分位（256 × 16）多端口視頻內(nèi)存）
文件頁(yè)數(shù)： 10/65頁(yè)
文件大?。?/td> 841K
代理商： IBM025170
IBM025170
IBM025171
256K X 16 MULTIPORT VIDEO RAM
IBM025160
IBM025161
IBM Corporation, 1995. All rights reserved.
Use is further subject to the provisions at the end of this document.
Page 10 of 65
33G0307
SA14-4751-05
Revised 3/98
DC Electrical Characteristics
(T
A
= 0 to +70
°
C, V
CC
= 3.3V
±
0.3V or V
CC
= 5.0V
±
0.5V)
Symbol
Parameter
5.0 Volt
3.3 Volt
Units
Notes
Min.
Max.
Min.
Max.
I
CC1
Operating Current (Random)
Average Power Supply Operating Current
(RE and CE Cycling, t
RC
=120ns for -60 and -6H, t
RC
=130ns
for -70, SC = 0)
-6H
—
135
—
135
mA
1, 2, 3, 6
-60
—
135
—
135
-70
—
130
—
130
I
CC2
Operating Current (Serial)
Average Power Supply Current
(t
SCC
= 20ns for -60 and -6H, t
SCC
= 23ns for -70)
-6H
—
40
—
40
mA
1, 2, 7
-60
—
40
—
40
-70
—
35
—
35
I
CC3
Operating Current (Both Port)
Average Power Supply Current
(RE and CE Cycling, t
RC
=120ns & t
SCC
= 20ns for -60 and -
6H, t
RC
=130ns & t
SCC
= 23ns for -70)
-6H
—
160
—
160
mA
1, 2, 3,
6, 7
-60
—
160
—
16 0
-70
—
150
—
150
I
CC4
Fast Page Mode Current
Average Power Supply Current, Fast Page Mode
(RE V
IL
Min., CE Cycling, t
PC
= 40ns for -60 and -6H,
t
PC
=45ns for -70)
-6H
—
80
—
80
mA
1, 2, 4,
6, 7
-60
—
80
—
80
-70
—
70
—
70
I
CC5
Fast Page Mode Current (Serial)
Average Power Supply Current, Fast Page/Serial
(RE
≤
V
IL
Min., CE Cycling, t
PC
= 40ns & t
SCC
= 20ns for -60
and -6H, t
PC
= 45ns & t
SCC
= 23ns for -70)
-6H
—
85
—
85
mA
1, 2, 7
-60
—
85
—
85
-70
—
75
—
75
I
CC6
Standby Supply Current
Power Supply Standby Current
(RE = CE = VCC, SC = 0V)
—
5
—
5
mA
I
CC7
Data Transfer Current
Average Power Supply Current
(t
RC
=120ns for -60 and -6H, t
RC
= 130ns for -70, SC = 0V)
-6H
—
130
—
130
mA
-60
—
130
—
130
-70
—
120
—
120
I
CC8
Data Transfer Current
Average Power Supply Current
(t
SCC
= 20ns for -60 and -6H, t
SCC
= 23ns for -70)
-6H
—
140
—
140
mA
-60
—
140
—
140
-70
—
130
—
130
I
I(L)
Input Leakage Current, any input
(0.0
≤
V
IN
≤
(V
CC
+ 1.0V)), All Other Pins Not Under Test = 0V
-10
+10
-10
10
μ
A
I
O(L)
Output Leakage Current
(D
OUT
is disabled, 0.0
≤
V
OUT
≤
V
CC
(max))
-10
+10
-10
10
μ
A
V
OH
Output Level (TTL)
Output “H” Level Voltage (I
OUT
= -1mA, Random and Serial)
2.4
—
2.4
—
V
4
V
OL
Output Level (TTL)
Output “L” Level Voltage (I
OUT
= +2.0mA, Random and Serial)
—
0.4
—
0.4
V
4
1. I
CC1
, I
CC2
, I
CC3
, I
CC4
, I
CC5
, I
CC7
and I
CC8
depend on cycle rate.
2. I
CC1
, I
CC2
, I
CC3
, I
CC4
, I
CC5
, I
CC7
and I
CC8
depend on output loading. Specified values are obtained with the output open.
3. Measured with one address change per RE cycle.
4. Measured with one column address change per page cycle.
5. V
IH
(min.) and V
IL
(max.) are reference levels for measuring timing of input signals. Also, transition times are measured between V
IH
and V
IL
.
6. Measured with TRG = V
IH
when CE = V
IL
.
7. Measured with SE = V
IH
.
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