IDT723611 CMOS SyncFIFO™
64 x 36
COMMERCIAL TEMPERATURE RANGES
SWITCHING CHARACTERISTICS OVER RECOMMENDED RANGES OF SUPPLY VOLTAGE
AND OPERATING FREE-AIR TEMPERATURE, CL = 30 pF
Symbol
fS
tA
tWFF
tREF
tPAE
tPAF
tPMF
tPMR
tMDV
tPDPE
tPOPE
tPOPB(3)
tPEPE
tPEPB(3)
tRSF
tEN
tDIS
IDT723611L15 IDT723611L20 IDT723611L30
Parameter
Min. Max. Min. Max. Min. Max.
Clock Frequency, CLKA or CLKB
– 66.7 –
50
– 33.4
Access Time, CLKB↑ to B0-B35
Propagation Delay Time, CLKA↑ to FF
Propagation Delay Time, CLKB↑ to EF
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
2
10
2
12
2
15
2
10
2
12
2
15
2
10
2
12
2
15
2
10
2
12
2
15
2
10
2
12
2
15
1
9
1
12
1
15
Propagation Delay Time, CLKA↑ to B0-B35(1)
3
12
3
14
3
16
and CLKB↑ to A0-A35(2)
Propagation Delay Time, MBB to B0-B35 Valid 1
11
1 11.5 1
12
Propagation Delay Time, A0-A35 Valid to PEFA 3
12
3
13
3
14
Valid; B0-B35 Valid to PEFB Valid
Propagation Delay Time, ODD/EVEN to PEFA 3
11
3
12
3
14
and PEFB
Propagation Delay Time, ODD/EVEN to Parity 2
12
2
13
2
15
Bits (A8, A17, A26, A35) and (B8, B17, B26,
B35)
Propagation Delay Time, CSA, ENA, W/RA,
MBA, or PGAto PEFA; CSB, ENB, W/RB,
MBB, or PGB to PEFB
1
12
1
13
1
15
Propagation Delay Time, CSA, ENA W/RA,
3
14
3
15
3
16
MBA, or PGA to Parity Bits (A8, A17, A26,
A35); CSB, ENB, W/RB, MBB, or PGB to Parity
Bits (B8, B17, B26, B35)
Propagation Delay Time, RST to AE LOW and 1
15
1
20
1
30
(AF, MBF1, MBF2) HIGH
Enable Time, CSA and W/RA LOW to A0-A35 2
10
2
12
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
9
1
10
1
11
at high impedance and CSB HIGH or W/RB
LOW to B0-B35 at high impedance
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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. Only applies when reading data from a mail register.
8