IDT723631 Просмотр технического описания (PDF) - Integrated Device Technology
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IDT723631 Datasheet PDF : 23 Pages
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IDT723631/723641/723651 CMOS SyncFIFO™
512 x 36, 1024 x 36, 2048 x 36
AC ELECTRICAL CHARACTERISTICS
COMMERCIAL TEMPERATURE RANGE
Symbol
fS
tA
tPIR
tPOR
tPAE
tPAF
tPMF
tPMR
tMDV
tRSF
tEN
tDIS
IDT723631L15 IDT723631L20 IDT723631L30
IDT723641L15 IDT723641L20 IDT723641L30
IDT723651L15 IDT723651L20 IDT723651L30
Parameter
Min. Max. Min. Max. Min. Max.
Clock Frequency, CLKA or CLKB
– 66.7 –
50
– 33.4
Access Time, CLKB↑ to B0-B35
3
11
3
13
3
15
Propagation Delay Time, CLKA↑ to IR
1
8
1
10
1
12
Propagation Delay Time, CLKB↑ to OR
Propagation Delay Time, CLKB↑ to AE
Propagation Delay Time, CLKA↑ to AF
Propagation Delay Time, CLKA↑ to MBF1
LOW or MBF2 HIGH and CLKB↑ to MBF2
LOW or MBF1 HIGH
1
8
1
10
1
12
1
8
1
10
1
12
1
8
1
10
1
12
0
8
0
10
0
12
Propagation Delay Time, CLKA↑ to B0-B35(1)
3
13.5
3
15
3
17
and CLKB↑ to A0-A35(2)
Propagation Delay Time, MBB to B0-B35 Valid 3
13
3
15
3
17
Propagation Delay Time, RST LOW to AE LOW 1
15
1
20
1
30
and AF HIGH
Enable Time, CSA and W/RA LOW to A0-A35 2
12
2
13
2
14
Active and CSB LOW and W/RB HIGH to
B0-B35 Active
Disable Time, CSA or W/RA HIGH to A0-A35 1
8
1
10
1
11
at high impedance and CSB HIGH or W/RB
LOW to B0-B35 at high impedance
NOTES:
1. Writing data to the mail1 register when the B0-B35 outputs are active and MBB is HIGH.
2. Writing data to the mail2 register when the A0-A35 outputs are active and MBA is HIGH.
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
3023 tbl 07
8
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