IDT723644L12PF IDT, Integrated Device Technology Inc, IDT723644L12PF Datasheet - Page 21

• 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

NOTE:
1. Read From FIFO1.
NOTE:
1. BE is selected at Master Reset; BM and SIZE must be static throughout device operation.
NOTE:
1. Unused word B18-B35 are indeterminate for word size reads.
DATA SIZE TABLE FOR FIFO LONG-WORD READS FROM FIFO1
DATA SIZE TABLE FOR WORD READS FROM FIFO1
IDT723624/723634/723644 CMOS SyncBiFIFO™ WITH BUS-MATCHING
256 x 36 x 2, 512 x 36 x 2, 1,024 x 36 x 2
NOTE:
1. BE is selected at Master Reset; BM and SIZE must be static throughout device operation .
OR
OR
BM
L
BM
H
H
(Standard Mode)
(Standard Mode)
(FWFT Mode)
EFB/ORB
(FWFT Mode)
EFB/ORB
B0-B17
B0-B17
SIZE MODE
B0-B35
B0-B35
CLKB
W/RB
MBB
CSB
ENB
CLKB
W/RB
SIZE MODE
MBB
CSB
ENB
SIZE
X
SIZE
L
L
HIGH
HIGH
(1)
Figure 11. Port B Long-Word Read Cycle Timing for FIFO1 (IDT Standard and FWFT Modes)
(1)
Figure 12. Port-B Word Read Cycle Timing for FIFO1 (IDT Standard and FWFT Modes)
t
BE
CLKH
X
BE
H
L
t
t
EN
EN
t
CLK
A35-A27
t
t
t
MDV
MDV
A
ENS2
t
A35-A27
CLKL
t
t
EN
EN
A
A
DATA WRITTEN TO FIFO1
Previous Data
t
ENS2
A26-A18
t
t
MDV
MDV
W1
B
(1)
DATA WRITTEN TO FIFO1
t
A26-A18
t
t
A
ENH
A
Previous Data
B
B
Read 1
A17-A9
C
t
ENH
21
t
t
A
A
t
A17-A9
ENS2
W1
C
C
W2
A8-A0
D
(1)
(1)
A8-A0
t
t
Read 1
A
Read 2
A
t
ENH
B35-B27
D
D
A
t
t
A
A
COMMERCIAL TEMPERATURE RANGE
READ NO.
DATA READ FROM FIFO1
B26-B18
1
2
1
2
B
No Operation
t
ENS2
No Operation
W3
W2
(1)
(1)
DATA READ FROM FIFO1
B17-B9
Read 2
Read 3
B17-B9
C
C
A
A
C
t
ENH
t
t
DIS
DIS
3270 drw13
3270 drw14
B8-B0
B8-B0
B
D
D
B
D
t
t
DIS
DIS