IDT723644L12PF IDT, Integrated Device Technology Inc, IDT723644L12PF Datasheet - Page 21
IDT723644L12PF
Manufacturer Part Number
IDT723644L12PF
Description
IC FIFO SYNC 2048X36 128QFP
Manufacturer
IDT, Integrated Device Technology Inc
Series
7200r
Datasheet
1.IDT723624L15PF8.pdf
(35 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
IDT723644L12PF
Manufacturer:
IDT, Integrated Device Technology Inc
Quantity:
10 000
Company:
Part Number:
IDT723644L12PF8
Manufacturer:
IDT, Integrated Device Technology Inc
Quantity:
10 000
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