參數(shù)資料
型號(hào): PDM41256LA7TSO
廠商: Electronic Theatre Controls, Inc.
英文描述: 256K Static RAM 32K x 8-Bit
中文描述: 256K靜態(tài)RAM 32K的× 8位
文件頁(yè)數(shù): 3/8頁(yè)
文件大小: 73K
代理商: PDM41256LA7TSO
PDM41256
Rev. 2.0 - 7/17/96
3-35
1
2
3
4
5
6
7
8
9
10
11
12
DC Electrical Characteristics
(V
CC
= 5.0V ± 10%)
NOTE:
1. V
IL
(min) = –3.0V for pulse width less than 20 ns.
Power Supply Characteristics
SHADED AREA = PRELIMINARY DATA
NOTE:All values are maximum guaranteed values.
Capacitance
(1)
(T
A
= +25°C, f = 1.0 MHz)
NOTE: 1. This parameter is determined by device characterization but is not production
tested.
PSM41256SA
PSM41256LA
Unit
Symbol
Parameter
Test Conditions
Min.
Max.
Min.
Max.
I
LI
Input Leakage Current
V
CC
= MAX., V
IN
= Vss to V
CC
Com’l/
Ind.
–5
5
–5
5
μA
I
LO
Output Leakage Current
V
CC
= MAX.,
CE = V
IH
, V
OUT
= Vss to V
CC
Com’l/
Ind.
–5
5
–5
5
μA
V
IL
Input Low Voltage
–0.5
(1)
0.8
–0.5
(1)
0.8
V
V
IH
Input High Voltage
2.2
6.0
2.2
6.0
V
V
OL
Output Low Voltage
I
OL
=8 mA, V
CC
= Min.
I
OL
= 10 mA, V
CC
= Min.
0.4
0.5
0.4
0.5
V
V
OH
Output High Voltage
I
OH
= –4 mA, V
CC
= Min.
2.4
2.4
V
-7
-8
-10
-12
-15
Symbol Parameter
Power Com’l. Com’l. Ind.
Com’l. Ind.
Com’l. Ind.
Com’l. Ind.
Units
I
CC
Operating Current
CE = V
IL
SA
210
200
210
190
200
180
190
170
180
mA
f = f
MAX
= 1/t
RC
V
CC
= Max
I
OUT
= 0 mA
LA
190
180
190
170
180
160
170
150
160
mA
I
SB
Standby Current
CE = V
IH
SA
90
80
80
70
70
60
60
50
50
mA
f = f
MAX
= 1/t
RC
V
CC
= Max
LA
90
80
80
70
70
60
60
50
50
mA
I
SB1
Full Standby Current
CE
V
CC
– 0.2V
SA
20
20
20
20
20
20
20
20
20
mA
f = 0
V
CC
= Max
V
IN
V
CC
– 0.2V or
0.2V
LA
5
5
10
5
10
5
10
5
10
mA
Symbol
Parameter
Max.
Unit
C
IN
Input Capacitance
8
pF
C
OUT
Output Capacitance
8
pF
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