IDT72V03 IDT [Integrated Device Technology], IDT72V03 Datasheet - Page 9

• Manufacturer Part Number: IDT72V03
• Description: 3.3 VOLT CMOS ASYNCHRONOUS FIFO
• Manufacturer: IDT [Integrated Device Technology]

Figure 13. Block Diagram of 512 x 18, 1,024 x 18, 2,048 x 18, 4,096 x 18, 8,192 x 18 and 16,384 x 18 FIFO Memory Used in Width Expansion Mode
TABLE 1 — RESET AND RETRANSMIT
Single Device Configuration/Width Expansion Mode
NOTE:
1. Pointer will increment if flag is HIGH
IDT72V01/72V02/72V03/72V04/72V05/72V06 3.3V ASYNCHRONOUS FIFO
512 x 9, 1,024 x 9, 2,048 x 9, 4,096 x 9, 8,192 x 9 and 16,384 x 9
Reset
Retransmit
Read/Write
FULL FLAG (FF)
DATA
RESET (RS)
WRITE (W)
Mode
IN
Figure 12. Block Diagram of Single 512 x 9, 1,024 x 9, 2,048 x 9, 4,096 x 9, 8,192 x 9 and 16,384 x 9 FIFO
(D)
FULL FLAG (FF)
18
RS
0
1
1
DATA IN (D)
RESET (RS)
WRITE (W)
9
(HALF-FULL FLAG)
EXPANSION IN (XI)
Inputs
RT
X
0
1
72V01
72V02
72V03
72V04
72V05
72V06
IDT
HF
XI
9
XI
0
0
0
9
72V01
72V02
72V03
72V04
72V05
72V06
Location Zero
Location Zero
Increment
Read Pointer
(HF)
IDT
9
9
(1)
Internal Status
72V01
72V02
72V03
72V04
72V05
72V06
HF
9
IDT
XI
Location Zero
Unchanged
Increment
Write Pointer
READ (R)
RETRANSMIT (RT)
DATA OUT (Q)
EMPTY FLAG (EF)
9
(1)
18
3033 drw 14
COMMERCIAL AND INDUSTRIAL
DATA
READ (R)
EMPTY FLAG (EF)
RETRANSMIT (RT)
EF
0
X
X
TEMPERATURE RANGES
OUT
(Q)
Outputs
3033 drw 15
FF
1
X
X
HF
1
X
X