72V3644L10PF IDT, 72V3644L10PF Datasheet - Page 22

• Manufacturer Part Number: 72V3644L10PF
• Description: FIFO
• Manufacturer: IDT

Specifications of 72V3644L10PF

• Part # Aliases: IDT72V3644L10PF

DATA SIZE TABLE FOR BYTE READS FROM FIFO1
NOTE:
1. BE is selected at Master Reset; BM and SIZE must be static throughout device operation.
NOTE:
1. Read From FIFO2.
NOTE:
1. Unused bytes B9-B17, B18-B26, and B27-B35 are indeterminate for byte-size reads.
OR
OR
IDT72V3624/72V3634/72V3644 3.3V CMOS SyncBiFIFO
256 x 36 x 2, 512 x 36 x 2, 1,024 x 36 x 2
(Standard Mode)
BM
H
H
(Standard Mode)
(FWFT Mode)
EFB/ORB
(FWFT Mode)
EFA/ORA
B0-B8
B0-B8
W/RB
CLKB
A0-A35
A0-A35
MBB
CSB
ENB
W/RA
CLKA
MBA
ENA
CSA
SIZE MODE
HIGH
SIZE
HIGH
H
H
Figure 13. Port-B Byte Read Cycle Timing for FIFO1 (IDT Standard and FWFT Modes)
(1)
t
CLKH
Figure 14. Port-A Read Cycle Timing for FIFO2 (IDT Standard and FWFT Modes)
t
t
EN
EN
t
t
EN
t
t
EN
MDV
t
MDV
t
ENS2
CLK
BE
H
L
t
t
MDV
MDV
t
ENS2
Previous Data
t
CLKL
Read 1
Previous Data
t
A35-A27
t
ENH
t
A
A
W1
A
A
(1)
t
t
TM
t
ENH
A
A
WITH BUS-MATCHING
Read 1
Read 2
DATA WRITTEN TO FIFO1
A26-A18
22
t
t
A
A
B
B
t
ENS2
W1
W2
(1)
(1)
Read 2
Read 3
A17-A9
C
C
t
t
A
A
t
t
A
t
A
ENH
A8-A0
Read 3
COMMERCIAL TEMPERATURE RANGE
Read 4
D
D
t
t
A
A
No Operation
t
ENS2
No Operation
W3
W2
READ
(1)
NO.
(1)
Read 4
1
2
3
4
Read 5
1
2
3
4
t
ENH
FROM FIFO1
DATA READ
t
t
4664 drw16
DIS
DIS
B8-B0
4664 drw15
A
B
C
D
D
C
B
A
t
t
DIS
DIS