723643L15PF Integrated Device Technology (Idt), 723643L15PF Datasheet - Page 15

• Manufacturer Part Number: 723643L15PF
• Description: FIFO Mem Sync Dual Depth/Width Bi-Dir 1K x 36 128-Pin TQFP
• Manufacturer: Integrated Device Technology (Idt)

Specifications of 723643L15PF

• Package: 128TQFP
• Configuration: Dual
• Bus Directional: Bi-Directional
• Density: 36 Kb
• Organization: 1Kx36
• Data Bus Width: 36 Bit
• Timing Type: Synchronous
• Expansion Type: Depth|Width
• Typical Operating Supply Voltage: 5 V
• Operating Temperature: 0 to 70 °C

IDT723623/723633/723643 BUS-MATCHING SyncFIFO™
256 x 36, 512 x 36, 1,024 x 36
BYTE ORDER ON PORT A:
BYTE ORDER ON PORT B:
BE
BE
BE
BE
BE
H
L
H
X
L
BM
BM
BM
BM
H
BM
L
H
H
H
SIZE
SIZE
SIZE
SIZE
L
L
SIZE
X
H
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
(c) WORD SIZE
(b) WORD SIZE
(e) BYTE SIZE
(d) BYTE SIZE
B26⎯B18
B26⎯B18
B26⎯B18
B26⎯B18
B26⎯B18
B26⎯B18
B26⎯B18
B26⎯B18
A26⎯A18
B26⎯B18
B26⎯B18
Figure 2. Bus sizing
B26⎯B18
B26⎯B18
B26⎯B18
B
B
⎯
⎯
⎯
⎯
15
LITTLE-ENDIAN
BIG-ENDIAN
LITTLE-ENDIAN
BIG-ENDIAN
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
B17⎯B9
C
A
C
C
C
A
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
D
D
B
C
D
B
A
D
A
C
D
D
B
B
COMMERCIAL TEMPERATURE RANGE
Write to FIFO
Read from FIFO
1st: Read from FIFO
2nd: Read from FIFO
1st: Read from FIFO
2nd: Read from FIFO
1st: Read from FIFO
2nd: Read from FIFO
3rd: Read from FIFO
4th: Read from FIFO
1st: Read from FIFO
2nd: Read from FIFO
3rd: Read from FIFO
4th: Read from FIFO
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