參數(shù)資料
型號(hào): IDT72T36135ML5BBG
廠商: IDT, Integrated Device Technology Inc
文件頁數(shù): 8/48頁
文件大?。?/td> 0K
描述: IC FIFO 1MX18 5NS 240BGA
標(biāo)準(zhǔn)包裝: 1
系列: 72T
功能: 異步,同步
存儲(chǔ)容量: 18M(1M x 18)
訪問時(shí)間: 5ns
電源電壓: 2.375 V ~ 2.625 V
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 240-BGA
供應(yīng)商設(shè)備封裝: 240-PBGA(19x19)
包裝: 托盤
其它名稱: 72T36135ML5BBG
COMMERCIAL AND INDUSTRIAL
TEMPERATURE RANGES
IDT72T36135M 2.5V 18M-BIT TeraSync
36-BIT FIFO
524,288 x 36
16
FEBRUARY 04, 2009
Figure 3. Programmable Flag Offset Programming Sequence
4666 drw
06
D/Q17
D/Q0
D/Q16
EMPTY OFFSET (LSB) REGISTER
Data Inputs/Outputs
# of Bits Used
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Data Inputs/Outputs
16
1st Parallel Offset Write/Read Cycle
2nd Parallel Offset Write/Read Cycle
Data Inputs/Outputs
3rd Parallel Offset Write/Read Cycle
4th Parallel Offset Write/Read Cycle
FULL OFFSET (LSB) REGISTER
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
FULL OFFSET (MSB) REGISTER
17
18
D/Q17
D/Q0
D/Q16
D/Q17
D/Q
0
D/Q16
D/Q17
D/Q
0
D/Q16
6723 drw09
19
4666 drw
06
EMPTY OFFSET (MSB) REGISTER
17
18
19
NOTE:
1. Consecutive reads of the offset registers is not permitted. The read operation must be disabled for a minimum of
one RCLK cycle in between offset register accesses. (Please refer to Figure 21, Parallel Read of Programmable
Flag Registers (IDT Standard and FWFT Modes) for more details).
NOTES:
1. The programming method can only be selected at Master Reset.
2. Parallel reading of the offset registers is always permitted regardless of which programming method has been selected.
3. The programming sequence applies to both IDT Standard and FWFT modes.
WCLK
RCLK
X
XX
X
XX
LD
0
X
1
0
WEN
0
1
0
X
1
REN
1
0
1
X
0
1
1X
SEN
1
X
0
No Operation
Write Memory
Read Memory
No Operation
Parallel write to registers:
Empty Offset (LSB)
Empty Offset (MSB)
Full Offset (LSB)
Full Offset (MSB)
IDT72T36135M
Parallel read from registers:
Empty Offset (LSB)
Empty Offset (MSB)
Full Offset (LSB)
Full Offset (MSB)
Serial shift into registers:
Ending with Full Offset (MSB)
38 bits for the IDT72T36135M
1 bit for each rising SCLK edge
Starting with Empty Offset (LSB)
6723 drw08
SCLK
X
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