IDT723644L12PF IDT, Integrated Device Technology Inc, IDT723644L12PF Datasheet - Page 16

• Manufacturer Part Number: IDT723644L12PF
• Description: IC FIFO SYNC 2048X36 128QFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Series: 7200r

Specifications of IDT723644L12PF

• Function: Synchronous
• Memory Size: 72K (2K x 36)
• Data Rate: 83MHz
• Access Time: 12ns
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 128-TQFP, 128-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 723644L12PF

IDT723624/723634/723644 CMOS SyncBiFIFO™ WITH BUS-MATCHING
256 x 36 x 2, 512 x 36 x 2, 1,024 x 36 x 2
BYTE ORDER ON PORT A:
BYTE ORDER ON PORT B:
BE
BE
BE
L
BE
BE
H
X
L
H
BM
BM
BM
H
BM
BM
L
H
H
H
SIZE
SIZE
SIZE
SIZE
SIZE
L
L
H
X
H
A35⎯A27
B35⎯B27
B35⎯B27
B35⎯B27
B35⎯B27
B35⎯B27
B35⎯B27
B35⎯B27
B35⎯B27
B35⎯B27
B35⎯B27
B35⎯B27
B35⎯B27
B35⎯B27
A
A
(a) LONG WORD SIZE
(b) WORD SIZE
(d) BYTE SIZE
(e) BYTE SIZE
(c) WORD SIZE
B26⎯B18
B26⎯B18
B26⎯B18
B26⎯B18
A26⎯A18
B26⎯B18
B26⎯B18
B26⎯B18
B26⎯B18
B26⎯B18
B26⎯B18
B26⎯B18
B26⎯B18
B26⎯B18
Figure 2. Bus Sizing
B
B
⎯
⎯
⎯
⎯
BIG-ENDIAN
LITTLE-ENDIAN
BIG ENDIAN
LITTLE-ENDIAN
16
B17⎯B9
B17⎯B9
B17⎯B9
B17⎯B9
B17⎯B9
B17⎯B9
B17⎯B9
B17⎯B9
B17⎯B9
B17⎯B9
B17⎯B9
A17⎯A9
B17⎯B9
B17⎯B9
A
C
A
C
C
C
B8⎯B0
B8⎯B0
B8⎯B0
A8⎯A0
B8⎯B0
B8⎯B0
B8⎯B0
B8⎯B0
B8⎯B0
B8⎯B0
B8⎯B0
B8⎯B0
B8⎯B0
B8⎯B0
B
C
B
A
D
A
C
D
D
B
D
D
D
B
COMMERCIAL TEMPERATURE RANGE
Write to FIFO1/
Read from FIFO2
Read from FIFO1/
Write to FIFO2
1st: Read from FIFO1/
2nd: Read from FIFO1/
1st: Read from FIFO1/
2nd: Read from FIFO1/
1st: Read from FIFO1/
2nd: Read from FIFO1/
3rd: Read from FIFO1/
4th: Read from FIFO1/
1st: Read from FIFO1/
2nd: Read from FIFO1/
3rd: Read from FIFO1/
4th: Read from FIFO1/
Write to FIFO2
Write to FIFO2
Write to FIFO2
Write to FIFO2
Write to FIFO2
Write to FIFO2
Write to FIFO2
Write to FIFO2
Write to FIFO2
Write to FIFO2
Write to FIFO2
Write to FIFO2
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