IDT723656(2009) Просмотр технического описания (PDF) - Integrated Device Technology
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IDT723656
(Rev.:2009)
(Rev.:2009)
Integrated Device Technology
IDT723656 Datasheet PDF : 39 Pages
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IDT723656/723666/723676 CMOS TRIPLE BUS SyncFIFOTM WITH
BUS MATCHING 2,048 x 36 x 2, 4,096 x 36 x 2 and 8,192 x 36 x 2
COMMERCIAL TEMPERATURE RANGE
SWITCHING CHARACTERISTICS OVER RECOMMENDED RANGES OF SUPPLY
VOLTAGE AND OPERATING FREE-AIR TEMPERATURE, CL = 30PF
(Commercial: VCC = 5V ± 10%, TA = 0°C to +70°C)
Symbol
Parameter
Commercial
IDT723656L12 IDT723656L15
IDT723666L12 IDT723666L15
IDT723676L12 IDT723676L15
Min. Max. Min. Max. Unit
tA
Access Time, CLKA↑ to A0-A35 and CLKB↑ to B0-B17
tWFF Propagation Delay Time, CLKA↑ to FFA/IRA and CLKC↑ to FFC/IRC
tREF Propagation Delay Time, CLKA↑ to EFA/ORA and CLKB↑ to EFB/ORB
tPAE Propagation Delay Time, CLKA↑ to AEA and CLKB↑ to AEB
tPAF Propagation Delay Time, CLKA↑ to AFA and CLKC↑ to AFC
tPMF Propagation Delay Time, CLKA↑ to MBF1 LOW or MBF2 HIGH, CLKB↑ to MBF1
HIGH, and CLKC↑ to MBF2 LOW
2
8
2
10
ns
2
8
2
8
ns
1
8
1
8
ns
1
8
1
8
ns
1
8
1
8
ns
0
8
0
8
ns
tPMR Propagation Delay Time, CLKA↑ to B0-B17(1)and CLKC↑ to A0-A35(2)
2
8
2
10
ns
tMDV Propagation Delay Time, MBA to A0-A35 valid and MBB to B0-B17 valid
2
8
2
10
ns
tRSF Propagation Delay Time, MRS1 or PRS1 LOW to AEB LOW, AFA HIGH, and MBF1
1
10
1
15
ns
HIGH and MRS2 or PRS2 LOW to AEA LOW, AFC HIGH, and MBF2 HIGH
tEN Enable Time, CSA or W/RA LOW to A0-A35 Active and CSB LOW to B0-B17 Active
2
6
2
10
ns
tDIS Disable Time, CSA or W/RA HIGH to A0-A35 at high impedance and CSB HIGH
to B0-B17 at HIGH impedance
1
6
1
8
ns
NOTES:
1. Writing data to the mail1 register when the B0-B17 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.
3. Industrial temperature range is available by special order.
10
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