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IDT70825S20G Datasheet(PDF) 5 Page - Integrated Device Technology

Part # IDT70825S20G
Description  HIGH-SPEED 8K x 16 SEQUENTIAL ACCESS RANDOM ACCESS MEMORY (SARAM??
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Manufacturer  IDT [Integrated Device Technology]
Direct Link  http://www.idt.com
Logo IDT - Integrated Device Technology

IDT70825S20G Datasheet(HTML) 5 Page - Integrated Device Technology

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IDT70825S/L
HIGH-SPEED 8K x 16 SEQUENTIAL ACCESS RANDOM ACCESS MEMORY
MILITARY AND COMMERCIAL TEMPERATURE RANGES
6.31
5
3016 tbl 08
DC ELECTRICAL CHARACTERISTICS OVER THE OPERATING TEMPERATURE
AND SUPPLY VOLTAGE RANGE(1) (VCC = 5.0V
± 10%)
70825X20
70825X25
70825X35
70825X45
Test
Com'l. Only
Com'l. Only
Symbol
Parameter
Condition
Version
Typ.(2) Max.
Typ.(2)Max.
Typ.(2) Max. Typ.(2) Max. Unit
ICC
Dynamic Operating
CE = VIL, Outputs
MIL.
S
160
400
155
400
mA
Current
Open,
SCE = VIL(5)
L
160
340
155
340
(Both Ports Active)
f = fMAX(3)
COM’L. S
180
380
170
360
160
340
155
340
L
180
330
170
310
160
290
155
290
ISB1
Standby Current
SCE and CE
> VIH(7) MIL. S —
20
85
16
85
mA
(Both Ports - TTL Level
CMD = VIH
L—
20
65
16
65
Inputs)
f = fMAX(3)
COM’L. S
25
70
25
70
20
70
16
70
L
25
5025
50
2050
16
50
ISB2
Standby Current
CE or SCE
= VIH
MIL.
S
95
290
90
290
mA
(One Port - TTL Level
Active Port Outputs
L
——
95
250
90
250
Input)
Open, f = fMAX(3)
COM’L. S
115
260
105
250
95
240
90
240
L
115
230
105
220
95
210
90
210
ISB3
Full Standby Current
Both Ports
CE and
MIL.
S
1.0
30
1.0
30
mA
(Both Ports - CMOS
SCE ≥ VCC - 0.2V(6,7)
L
0.2
10
0.2
10
Level Inputs)
VIN
≥ VCC - 0.2V or
COM’L. S
1.0
15
1.0
15
1.0
15
1.0
15
VIN
≤ 0.2V, f = 0(4)
L
0.2
5
0.2
5
0.2
5
0.2
5
ISB4
Full Standby Current
One Port
CE or
MIL.
S
90
260
85
260
mA
(One Port - CMOS
SCE ≥ VCC - 0.2V(6)
L
90
215
85
215
Level Inputs)
Outputs Open
(Active port), f = fMAX(3) COM’L. S
110
240
100
230
90
220
85
220
VIN
≥ VCC - 0.2V or
VIN
≤ 0.2V
L
110
200
100
190
90
180
85
180
NOTES:
1. "X" in part number indicates power rating (S or L).
2. VCC = 5V, Ta = +25
°C; guaranteed by device characterization but not production tested.
3. At f = fMAX, address, control lines (except Output Enable), and SCLK are cycling at the maximum frequency read cycle of 1/tRC.
4. f = 0 means no address or control lines change.
5.
SCE may transition, but is Low (SCE=VIL) when clocked in by SCLK.
6.
SCE may be ≤ 0.2V, after it is clocked in, since SCLK=VIH must be clocked in prior to powerdown.
7. If one port is enabled (either
CE or SCE = Low) then the other port is disabled (SCE or CE = High, respectively). CMOS High > Vcc - 0.2V and
Low < 0.2V, and TTL High = VIH and Low = VIL.
DATA RETENTION CHARACTERISTICS OVER ALL TEMPERATURE RANGES
(L VERSION ONLY) (VLC < 0.2V, VHC > VCC - 0.2V)
Symbol
Parameter
Test Condition
Min.
Typ.(1)
Max.
Unit
VDR
VCC for Data Retention
VCC = 2V
2.0
V
ICCDR
Data Retention Current
CE = VHC
MIL.
100
4000
µA
VIN = VHC or = VLC
COM’L.
100
1500
tCDR(3)
Chip Deselect to Data Retention Time
SCE = VHC(4) when SCLK=
0
ns
tR(3)
Operation Recovery Time
CMD = VHC
tRC(2)
——
ns
NOTES :
1. TA = +25
°C, VCC = 2V; guaranteed by device characterization but not production tested.
2. tRC = Read Cycle Time
3. This parameter is guaranteed by device characterization, but is not production tested.
4. To initiate data retention,
SCE = VIH must be clocked in.
3016 tbl 09


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