參數(shù)資料
型號: IDT70V28L20PFI
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: DRAM
英文描述: HIGH-SPEED 3.3V 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?。?/td> 152K
代理商: IDT70V28L20PFI
5
IDT70V28L
High-Speed 3.3V 64K x 16 Dual-Port Static RAM Industrial and Commercial Temperature Ranges
94(;4(
)'*+,
/#
,
-"1",<1",#
NOTES:
1. V
CC
= 3.3V, T
A
= +25
°
C, and are not production tested. I
CCDC
= 90mA (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 Truth Table I - Chip Enable.
94(;4(
)'*+,
,
-"1",<1",#
NOTES:
1. At Vcc
<
2.0V, input leakages are undefined.
2. Refer to Truth Table I -
Chip Enable
.
Symbol
Parameter
Test Conditions
70V28L
Unit
Mn.
Max.
|
LI
|
Input Leakage Current
(1)
V
CC
= 3.6V, V
IN
= 0V to V
CC
___
5
μA
|
LO
|
Output Leakage Current
CE
(2)
= 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
4849 tbl 09
70V28L15
Com'l Only
70V28L20
Com'l
& Ind
Symbol
Parameter
Test Condition
Version
Typ.
(1)
Max.
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
145
235
135
205
mA
IND
L
___
___
135
220
I
SB1
Standby Current
(Both Ports - TTL Level
Inputs)
CE
L
=
CE
= V
IH
SEM
R
=
SEM
L
= V
IH
f = f
MAX
(2)
COML
L
40
70
35
55
mA
IND
L
___
___
35
65
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
100
155
90
140
mA
IND
L
___
___
90
150
I
SB3
Full Standby Current
(Both Ports - All CMOS
Level Inputs)
Both Ports
CE
L
and
CE
R
> V
CC
- 0.2V,
V
> 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
___
___
0.2
3.0
I
SB4
Full Standby Current
(One Port - All CMOS
Level Inputs)
CE
"A"
< 0.2V and
CE
"B"
> V
CC
- 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
95
150
90
135
mA
IND
L
___
___
90
145
4849 tbl 10
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