參數(shù)資料
型號(hào): IDT72T54262L5BBI
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: DRAM
英文描述: 2.5V QUAD/DUAL TeraSync⑩ DDR/SDR FIFO x10 QUAD FIFO or x10/x20 DUAL FIFO CONFIGURATIONS
中文描述: 512K X 10 OTHER FIFO, 3.6 ns, PBGA324
封裝: 19 X 19 MM, 1 MM PITCH, PLASTIC, BGA-324
文件頁數(shù): 55/56頁
文件大?。?/td> 555K
代理商: IDT72T54262L5BBI
55
COMMERCIAL AND INDUSTRIAL
TEMPERATURE RANGES
IDT72T54242/72T54252/72T54262 2.5V QUAD/DUAL TeraSync
DDR/SDR FIFO
32K x 10 x 4/16K x 20 x 2, 64K x 10 x 4/32K x 20 x 2 and 128K x 10 x 4/64K x 20 x 2
MARCH 22, 2005
Figure 35. Power Down Operation
6158 drw40
WCLK
WEN
D[39:0]
RCLK
REN
Q[39:0]
PD
ERCLK
EREN
t
DS
t
DH
t
DH
t
DH
t
DS
1
2
3
4
(1)
t
A
t
A
t
A
t
ERCLK
t
EREN
t
DS
1ns
t
PDHZ
(7)
t
PDLZ
(2)
t
A
t
PDL
t
PDH
(2)
t
PDH
(2)
t
EREN
W
DH
W
DS
Hi-Z
Hi-Z
W
D4
W
D3
W
D2
W
D1
W
D10
W
D11
W
D12
W
D13
t
DS
Hi-Z
NOTES:
1. All read and write operations must have ceased a mnimumof 4 WCLK and 4 RCLK cycles before power down is asserted.
REN
and
WEN
must be held HIGH during this interval.
2. When the
PD
input becomes deasserted, there will be a 1
μ
s waiting period before read and write operations can resume.
All input and output signals will also resume after this time period.
3. Setup and configuration static inputs are not affected during power down.
4. Serial programmng and JTAG programmng port are inactive during power down.
5.
RCS
= 0,
WCS
= 0 and
OE
= 0. These signals can toggle during and after power down.
6. All flags remain active and maintain their current states.
7. During power down, all outputs will be in high-impedance.
相關(guān)PDF資料
PDF描述
IDT72T54242 2.5V QUAD/DUAL TeraSync⑩ DDR/SDR FIFO x10 QUAD FIFO or x10/x20 DUAL FIFO CONFIGURATIONS
IDT72T54242L5BB 2.5V QUAD/DUAL TeraSync⑩ DDR/SDR FIFO x10 QUAD FIFO or x10/x20 DUAL FIFO CONFIGURATIONS
IDT72T54242L5BBI 2.5V QUAD/DUAL TeraSync⑩ DDR/SDR FIFO x10 QUAD FIFO or x10/x20 DUAL FIFO CONFIGURATIONS
IDT72T54252 2.5V QUAD/DUAL TeraSync⑩ DDR/SDR FIFO x10 QUAD FIFO or x10/x20 DUAL FIFO CONFIGURATIONS
IDT72T54252L5BB 2.5V QUAD/DUAL TeraSync⑩ DDR/SDR FIFO x10 QUAD FIFO or x10/x20 DUAL FIFO CONFIGURATIONS
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