723624L12PF Integrated Device Technology (Idt), 723624L12PF Datasheet - Page 9

• Manufacturer Part Number: 723624L12PF
• Description: FIFO Mem Sync Dual Bi-Dir 256 x 36 x 2 128-Pin TQFP
• Manufacturer: Integrated Device Technology (Idt)

Specifications of 723624L12PF

• Package: 128TQFP
• Configuration: Dual
• Bus Directional: Bi-Directional
• Density: 18 Kb
• Organization: 256x36x2
• Data Bus Width: 36 Bit
• Timing Type: Synchronous
• Typical Operating Supply Voltage: 5 V
• Operating Temperature: 0 to 70 °C

(Commercial: V
NOTES:
1. Industrial temperature range is available by special order.
2. Writing data to the mail1 register when the B0-B35 outputs are active and MBB is HIGH.
3. Writing data to the mail2 register when the A0-A35 outputs are active and MBA is HIGH.
SWITCHING CHARACTERISTICS OVER RECOMMENDED RANGES OF SUPPLY
VOLTAGE AND OPERATING FREE-AIR TEMPERATURE, CL = 30PF
Symbol
IDT723624/723634/723644 CMOS SyncBiFIFO™ WITH BUS-MATCHING
256 x 36 x 2, 512 x 36 x 2, 1,024 x 36 x 2
t
t
t
t
t
t
t
t
t
t
t
A
DIS
WFF
REF
PAE
PAF
PMF
PMR
MDV
RSF
EN
Access Time, CLKA↑ to A0-A35 and CLKB↑ to B0-B35
Propagation Delay Time, CLKA↑ to FFA/IRA and CLKB↑ to FFB/IRB
Propagation Delay Time, CLKA↑ to EFA/ORA and CLKB↑ to EFB/ORB
Propagation Delay Time, CLKA↑ to AEA and CLKB↑ to AEB
Propagation Delay Time, CLKA to AFA and CLKB↑ to AFB
Propagation Delay Time, CLKA↑ to MBF1 LOW or MBF2 HIGH and CLKB↑ to MBF2
LOW or MBF1 HIGH
Propagation Delay Time, CLKA↑ to B0-B35
Propagation Delay Time, MBA to A0-A35 valid and MBB to B0-B35 valid
Propagation Delay Time, MRS1 or PRS1 LOW to AEB LOW, AFA HIGH, and MBF1
HIGH and MRS2 or PRS2 LOW to AEA LOW, AFB HIGH, and MBF2 HIGH
Enable Time, CSA or W/RA LOW to A0-A35 Active and CSB LOW and W/RB HIGH to
B0-B35 Active
Disable Time, CSA or W/RA HIGH to A0-A35 at high impedance and CSB HIGH or W/RB
LOW to B0-B35 at HIGH impedance
CC
= 5V ± 10%, T
Parameter
A
= 0°C to +70°C)
(2)
and CLKB↑ to A0-A35
9
(3)
Min
COMMERCIAL TEMPERATURE RANGE
IDT723624L12 IDT723624L15
IDT723634L12 IDT723634L15
IDT723644L12 IDT723644L15
2
2
1
1
1
0
2
2
1
2
1
Commercial
Max.
10
8
8
8
8
8
8
8
8
6
6
Min.
2
2
1
1
1
0
2
2
1
2
1
Max .
10
10
10
15
10
8
8
8
8
8
8
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns