IDT7025S17GI 查看數據表（PDF） - Integrated Device Technology
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IDT7025S17GI Datasheet PDF : 21 Pages
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IDT7025S/L
High-Speed 8K x 16 Dual-Port Static RAM
Military, Industrial and Commercial Temperature Ranges
Waveform of BUSY Arbitration Controlled by CE Timing(1) (M/S = VIH)
ADDR"A"
and "B"
ADDRESSES MATCH
CE"A"
CE"B"
BUSY"B"
tAPS (2)
tBAC
tBDC
2683 drw 15
Waveform of BUSY Arbitration Cycle Controlled by Address Match
Timing(1) (M/S = VIH)
ADDR"A"
ADDR"B"
BUSY"B"
tAPS (2)
ADDRESS "N"
MATCHING ADDRESS "N"
tBAA
tBDA
2683 drw 16
NOTES:
1. All timing is the same for left and right ports. Port “A” may be either the left or right port. Port “B” is the port opposite from “A”.
2. If tAPS is not satisfied, the BUSY signal will be asserted on one side or another but there is no guarantee on which side BUSY will be asserted.
AC Electrical Characteristics Over the
Operating Temperature and Supply Voltage Range(1,2)
7025X15
Com'l Only
7025X17
Com'l Only
7025X20
Com'l &
Military
Symbol
Parameter
Min. Max. Min. Max. Min. Max.
INTERRUPT TIMING
tAS
Address Set-up Time
0
____
0
____
0
____
tWR
Write Recovery Time
0
____
0
____
0
____
tINS
Interrupt Set Time
____
15
____
15
____
20
tINR
Interrupt Reset Time
____
15
____
15
____
20
Symbol
INTERRUPT TIMING
tAS
Address Set-up Time
tWR
Write Recovery Time
tINS
Interrupt Set Time
tINR
Interrupt Reset Time
Parameter
7025X35
Com'l &
Military
Min. Max.
0
____
0
____
____
25
____
25
NOTES:
1. 'X' in part number indicates power rating (S or L).
2. Industrial temperature: for other speeds, packages and powers contact your sales office.
61.452
7025X55
Com'l, Ind
& Military
Min. Max.
0
____
0
____
____
40
____
40
7025X25
Com'l &
Military
Min. Max. Unit
0
____
ns
0
____
ns
____
20
ns
____
20
ns
2683 tbl 15a
7025X70
Military Only
Min. Max. Unit
0
____
ns
0
____
ns
____
50
ns
____
50
ns
2683 tbl 15b
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