參數(shù)資料
型號: IDT7028L20PFI
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: DRAM
英文描述: HIGH-SPEED 64K x 16 DUAL-PORT STATIC RAM
中文描述: 64K X 16 DUAL-PORT SRAM, 20 ns, PQFP100
封裝: 14 X 14 MM, 1.40 MM HEIGHT, TQFP-100
文件頁數(shù): 5/17頁
文件大小: 150K
代理商: IDT7028L20PFI
6.42
IDT7028L
High-Speed 64K x 16 Dual-Port Static RAM Industrial and Commercial Temperature Ranges
740;40
$/123
#
3
%')3<=#
NOTES:
1. At Vcc < 2.0V, input leakages are undefined.
2. Refer to Chip Enable Truth Table.
Symbol
Parameter
Test Conditions
7028L
Unit
Mn.
Max.
|
LI
|
Input Leakage Current
(1)
V
CC
= 5.5V, V
IN
= 0V to V
CC
___
5
μA
|
LO
|
Output Leakage Current
CE
= V
IH
, V
OUT
= 0V to V
CC
___
5
μA
V
OL
Output Low Voltage
I
OL
= 4mA
___
0.4
V
V
OH
Output High Voltage
I
OH
= -4mA
2.4
___
V
4836 tbl 09
NOTES:
1. V
CC
= 5V, T
A
= +25
°
C, and are not production tested. I
CCDC
= 120mA (Typ.)
2. At f = f
MAX
,
address and control lines (except Output Enable) are cycling at the maximumfrequency read cycle of 1/ t
RC,
and using
AC Test Conditions
of input
levels of GND to 3V.
3. f = 0 means no address or control lines change.
4. Port "A" may be either left or right port. Port "B" is the opposite fromport "A".
5. Refer to Chip Enable Truth Table.
6. Industrial Temperature: for specific speeds, packages and powers contact your sales office.
740;40
$/123
'!>#
3
%')3<=#
Symbol
Parameter
Test Condition
Version
7028L15
Com'l Only
Typ.
(1)
Max
7028L20
Com'l Only
Typ.
(1)
Max
Unit
I
CC
Dynamc Operating
Current
(Both Ports Active)
CE
= V
IL
, Outputs Disabled
SEM
= V
IH
f = f
MAX
(2)
COML
L
220
340
200
300
mA
IND
L
____
____
____
____
I
SB1
Standby Current
(Both Ports - TTL
Level Inputs)
CE
L
=
CE
R
= V
IH
SEM
R
=
SEM
L
= V
IH
f = f
MAX
(2)
COML
L
65
100
50
75
mA
IND
L
____
____
____
____
I
SB2
Standby Current
(One Port - TTL Level
Inputs)
CE
"A"
= V
IL
and
CE
"B"
= V
IH
(4)
Active Port Outputs Disabled,
f=f
MAX
(2)
,
SEM
R
=
SEM
L
= V
IH
COML
L
145
225
130
195
mA
IND
L
____
____
____
____
I
SB3
Full Standby Current
(Both Ports - All CMOS
Level Inputs)
Both Ports
CE
L
and
CE
R
> V
CC
- 0.2V, V
IN
> V
CC
- 0.2V
or V
IN
< 0.2V, f = 0
(3)
SEM
R
=
SEM
L
> V
CC
- 0.2V
COML
L
0.2
3.0
0.2
3.0
mA
IND
L
____
____
____
____
I
SB4
Full Standby Current
(One Port - All CMOS
Level Inputs)
CE
"A"
< 0.2V and
CE
"B"
> V
- 0.2V
(4)
,
SEM
R
=
SEM
L
> V
CC
- 0.2V,
V
IN
> V
CC
- 0.2V or V
IN
< 0.2V,
Active Port Outputs Disabled, f = f
MAX
(2)
COML
L
135
220
120
190
mA
IND
L
____
____
____
____
4836 tbl 10
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