9
COMMERCIALTEMPERATURERANGE
IDT723653/723663/723673 CMOS SyncFIFOTM WITH BUS-MATCHING
2,048 x 36 x 2, 4,096 x 36 x 2 and 8,192 x 36 x 2
Commercial
IDT723653L12
IDT723653L15
IDT723663L12
IDT723663L15
IDT723673L12
IDT723673L15
Symbol
Parameter
Min.
Max.
Min.
Max.
Unit
tA
Access Time, CLKA
↑ toA0-A35andCLKB↑ toB0-B35
2
8
2
10
ns
tWFF
Propagation Delay Time, CLKA
↑ to FF/IR
2
8
2
8
ns
tREF
Propagation Delay Time, CLKB
↑ to EF/OR
1
8
1
8
ns
tPAE
Propagation Delay Time, CLKB
↑toAE
18
1
8
ns
tPAF
Propagation Delay Time, CLKA
↑ toAF
18
1
8
ns
tPMF
Propagation Delay Time, CLKA
↑ to MBF1LOW or MBF2and CLKB↑ to MBF2
08
0
8
ns
LOW or
MBF1 HIGH
tPMR
Propagation Delay Time, CLKA
↑ to B0-B35(1) and CLKB↑ to A0-A35(2)
28
2
10
ns
tMDV
Propagation Delay Time, MBA to A0-A35 valid and MBB to B0-B35 Valid
2
8
2
10
ns
tRSF
Propagation Delay Time,
RS1 or PRS LOW to AE LOW, AF HIGH, MBF1 HIGH
1
10
1
15
ns
and
MBF2 HIGH
tEN
Enable Time,
CSAand W/RALOW to A0-A35 Active and CSBLOW and W/RB HIGH to
2
6
2
10
ns
B0-B35 Active
tDIS
Disable Time,
CSAor W/RAHIGH to A0-A35 at highimpedance and CSBHIGH
1
6
1
8
ns
or
W/RB LOW to B0-B35 at high impedance
SWITCHING CHARACTERISTICS OVER RECOMMENDED RANGES OF SUPPLY
VOLTAGE AND OPERATING FREE-AIR TEMPERATURE, CL = 30 pF
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.
3. Industrial temperature range is available by special order.
(Commercial: VCC = 5V ± 10%, TA = 0
°C to +70°C)