6.42
IDT7024S/L
High-Speed 4K x 16 Dual-Port Static RAM Military, Industrial and Commercial Temperature Ranges
4
Truth Table I: Non-Contention Read/Write Control
Recommended DC Operating
Conditions
Truth Table II: Semaphore Read/Write Control
(1)
Absolute Maximum Ratings
(1)
NOTE:
1. There are eight semaphore flags written to via I/O
0 and read from all of the I/O's (I/O0 - I/O15).
These eight semaphores are addressed by A
0 - A2.
NOTE:
1. A
0L — A11L A0R — A11R
NOTES:
1. Stresses greater than those listed under ABSOLUTE MAXIMUM RATINGS
may cause permanent damage to the device. This is a stress rating only
and functional operation of the device at these or any other conditions above
those indicated in the operational sections of this specification is not implied.
Exposure to absolute maximum rating conditions for extended periods may
affect reliability.
2. V
TERM must not exceed Vcc +10% for more than 25% of the cycle time or 10ns
maximum, and is limited to
< 20mA for the period over VTERM > Vcc + 10%.
NOTES:
1. V
IL > -1.5V for pulse width less than 10ns.
2. V
TERM must not exceed Vcc + 10%.
Inputs
(1)
Outputs
Mode
CE
R/W
OE UB LB SEM
I/O
8-15
I/O
0-7
HXXXXHHigh-ZHigh-ZDeselcted: Power-Down
X X X H H H High-Z High-Z Both Bytes Deselected
LLXLHHDATA
IN
High-Z Write to Upper Byte Only
LLXHLHHigh-ZDATA
IN
Write to Lower Byte Only
LLXLLHDATA
IN
DATA
IN
Write to Both Bytes
LHLLHHDATA
OUT
High-Z Read Upper Byte Only
LHLHLHHigh-ZDATA
OUT
Read Lower Byte Only
LHLLLHDATA
OUT
DATA
OUT
Read Both Bytes
X X H X X X High-Z High-Z Outputs Disabled
27 40 tbl 03
Inputs
(1)
Outputs
Mode
CE
(2)
R/W
OE U B LB SEM
I/O
8-15
I/O
0-7
HHLXXLDATA
OUT
DATA
OUT
Read Semaphore Flag Data Out
XHLHHLDATA
OUT
DATA
OUT
Read Semaphore Flag Data Out
H
XXXLDATA
IN
DATA
IN
Write I/O
0
into Semaphore Flag
X
XHHLDATA
IN
DATA
IN
Write I/O
0
into Semaphore Flag
LXXLXL
____ ____
Not Allowed
LXXXLL
____ ____
Not Allowed
2740 tbl 04
Symbol Rating Commercial
& Industrial
Military Unit
V
TERM
(2)
Terminal Voltage
with Respect
to GND
-0.5 to +7.0 -0.5 to +7.0 V
T
BIAS
Temperature
Under Bias
-55 to +125 -65 to +135
o
C
T
STG
Storage
Temperature
-65 to +150 -65 to +150
o
C
I
OUT
DC Output
Current
50 50 mA
2740 tbl 05
Symbol Parameter Min. Typ. Max. Unit
V
CC
Supply Voltage 4.5 5.0 5.5 V
GND Ground 0 0 0 V
V
IH
Input High Voltage 2.2
____
6.0
(2 )
V
V
IL
Input Low Voltage -0.5
(1 )
____
0.8 V
2740 tbl 06
6.42
IDT7024S/L
High-Speed 4K x 16 Dual-Port Static RAM Military, Industrial and Commercial Temperature Ranges
5
DC Electrical Characteristics Over the Operating
Temperature and Supply Voltage Range
(VCC = 5.0V ± 10%)
NOTES:
1. This parameter are determined by device characterization, but is not
production tested.
2. 3dV references the interpolated capacitance when the input and
output signals switch from 0V to 3V or from 3V to 0V.
Capacitance (TA = +25°C, f = 1.0MHz)
(1)
NOTES:
1. 'X' in part number indicates power rating (S or L)
2. V
CC = 5V, TA = +25°C, and are not production tested. ICC DC = 120mA (TYP.)
3. At f = f
MAX, address and I/O'S are cycling at the maximum frequency read cycle of 1/tRC, and using “AC Test Conditions” of input levels of GND to 3V.
4. f = 0 means no address or control lines change.
5. Port "A" may be either left or right port. Port "B" is the opposite from port "A".
NOTE:
1. At Vcc
< 2.0V input leakages are undefined.
DC Electrical Characteristics Over the Operating
Temperature and Supply Voltage Range
(1)
(VCC = 5.0V ± 10%)
Symbol Parameter Conditions
(2 )
Max. Unit
C
IN
Input Capacitance V
IN
= 3dV 9 pF
C
OUT
Output Capacitance V
OUT
= 3dV 10 pF
2740 tbl 07
Symbol Parameter Test Conditions
7024S 7024L
UnitMin. Max. Min. Max.
|I
LI
| Input Leakage Current
(1 )
V
CC
= 5.5V, V
IN
= 0V to V
CC
___
10
___
A
|I
LO
| Output Leakage Current
CE = V
IH
, V
OUT
= 0V to V
CC
___
10
___
A
V
OL
Output Low Voltage I
OL
= +4mA
___
0.4
___
0.4 V
V
OH
Output High Voltage I
OH
= -4mA 2.4
___
2.4
___
V
2740 tbl 08
7024X15
Com'l Only
7024X17
Com'l Only
7024X20
Com'l, Ind
& Military
7024X25
Com'l &
Military
Symbol Parameter Test Condition Version Typ.
(2)
Max. Typ.
(2)
Max. Typ.
(2)
Max. Typ.
(2 )
Max. Unit
I
CC
Dynamic Operating
Current
(Both Ports Active)
CE = V
IL
,
Outputs Disabled
SEM = V
IH
f = f
MAX
(3)
COM'L S
L
170
170
310
260
170
170
310
260
160
160
290
240
155
155
265
220
mA
MIL &
IND
S
L
____
____
____
____
____
____
____
____
160
160
370
320
155
155
340
280
I
SB1
Standby Current
(Both Ports - TTL
Level Inputs)
CE
R
= CE
L
= V
IH
SEM
R
= SEM
L
= V
IH
f = f
MAX
(3)
COM'L S
L
20
20
60
50
20
20
60
50
20
20
60
50
16
16
60
50
mA
MIL &
IND
S
L
____
____
____
____
____
____
____
____
20
20
90
70
16
16
80
65
I
SB2
Standby Current
(One Port - TTL
Level Inputs)
CE
"A"
= V
IL
and CE
"B"
= V
IH
(5)
Active Port Outputs Disabled,
f=f
MAX
(3 )
SEM
R
= SEM
L
= V
IH
COM'L S
L
105
105
190
160
105
105
190
160
95
95
180
150
90
90
170
140
mA
MIL &
IND
S
L
____
____
____
____
____
____
____
____
95
95
240
210
90
90
215
180
I
SB3
Full Standby Current
(Both Ports -
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
(4 )
SEM
R
= SEM
L
>
V
CC
- 0.2V
COM'L S
L
1.0
0.2
15
5
1.0
0.2
15
5
1.0
0.2
15
5
1.0
0.2
15
5
mA
MIL &
IND
S
L
____
____
____
____
____
____
____
____
1.0
0.2
30
10
1.0
0.2
30
10
I
SB4
Full Standby Current
(One Port -
CMOS Level Inputs)
CE
"A"
< 0.2V and
CE
"B"
> V
CC
- 0.2V
(5)
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
(3)
COM'L S
L
100
100
170
140
100
100
170
140
90
90
155
130
85
85
145
120
mA
MIL &
IND
S
L
____
____
____
____
____
____
____
____
90
90
225
200
85
85
200
170
2740 tbl 09a
6.42
IDT7024S/L
High-Speed 4K x 16 Dual-Port Static RAM Military, Industrial and Commercial Temperature Ranges
6
DC Electrical Characteristics Over the Operating
Temperature and Supply Voltage Range
(1)
(con’t.) (VCC = 5.0V ± 10%)
Data Retention Characteristics Over All Temperature Ranges
(L Version Only)
(VLC = 0.2V, VHC = VCC - 0.2V)
(4)
NOTES:
1. 'X' in part number indicates power rating (S or L)
2. V
CC = 5V, TA = +25°C, and are not production tested.
3. At f = f
MAX, address and I/O'S are cycling at the maximum frequency read cycle of 1/tRC, and using “AC Test Conditions”of input levels of GND to 3V.
4. f = 0 means no address or control lines change.
5. Port "A" may be either left or right port. Port "B" is the opposite from port "A".
NOTES:
1. T
A = +25°C, VCC = 2V, and are by device characterization but are not production tested.
2. t
RC = Read Cycle Time
3. This parameter is guaranteed but not tested.
4
. At Vcc < 2.0V, input leakages are not defined.
7024X35
Com'l &
Military
7024X55
Com'l, Ind
& Military
7024X70
Military Only
Symbol Parameter Test Condition Version Typ.
(2 )
Max. Typ.
(2 )
Max. Typ.
(2 )
Max.
Unit
I
CC Dynamic Operating
Current
(Both Ports Active)
CE = V
IL,
Outputs Disabled
SEM = V
IH
f = fMAX
(3 )
COM'L S
L
150
150
250
210
150
150
250
210
____
____
____
____
mA
MIL &
IND
S
L
150
150
300
250
150
150
300
250
140
140
300
250
I
SB1 Standby Current
(Both Ports - TTL
Level Inputs)
CE
R = CEL = VIH
SEMR = SEML = VIH
f = fMAX
(3 )
COM'L S
L
13
13
60
50
13
13
60
50
____
____
____
____
mA
MIL &
IND
S
L
13
13
80
65
13
13
80
65
10
10
80
65
I
SB2 Standby Current
(One Port - TTL
Level Inputs)
CE
"A" = VIL and CE"B" = VIH
(5 )
Active Port Outputs Disabled,
f=f
MAX
(3 )
SEMR = SEML = VIH
COM'L S
L
85
85
155
130
95
95
155
130
____
____
____
____
mA
MIL &
IND
S
L
85
85
190
160
95
95
190
160
80
80
190
160
I
SB3 Full Standby Current
(Both Ports -
CMOS Level Inputs)
Both Ports CE
L and
CE
R > VCC - 0.2V,
V
IN > VCC - 0.2V or
V
IN < 0.2V, f = 0
(4 )
SEMR = SEML > VCC - 0.2V
COM'L S
L
1.0
0.2
15
5
1.0
0.2
15
5
____
____
____
____
mA
MIL &
IND
S
L
1.0
0.2
30
10
1.0
0.2
30
10
1.0
0.2
30
10
I
SB4 Full Standby Current
(One Port -
CMOS Level Inputs)
CE
"A" < 0.2V and
CE
"B" > VCC - 0.2V
(5 )
SEMR = SEML > VCC - 0.2V
V
IN > VCC - 0.2V or VIN < 0.2V
Active Port Outputs Disabled,
f = f
MAX
(3 )
COM'L S
L
80
80
135
110
80
80
135
110
____
____
____
____
mA
MIL &
IND
S
L
80
80
175
150
80
80
175
150
75
75
175
150
2740 tbl 09b
Symbol Parameter Test Condition Min. Typ.
(1 )
Max. Unit
V
DR
V
CC
for Data Retention V
CC
= 2V 2.0
___ ___
V
I
CCDR
Data Retention Current
CE >
V
HC
V
IN
> V
HC
or < V
LC
MIL. & IND.
___
100 4000
µA
COM'L.
___
100 1500
t
CD R
(3 )
Chip Deselect to Data Retention Time
SEM >
V
HC
0
___ ___
ns
t
R
(3 )
Operation Recovery Time t
RC
(2 )
___ ___
ns
2740 tbl 10

7024S35J

Mfr. #:
Manufacturer:
Description:
SRAM 4KX16 DUAL PORT STAT RAM
Lifecycle:
New from this manufacturer.
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