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參數(shù)資料
型號: XRT86VX38IB329-F
廠商: Exar Corporation
文件頁數(shù): 53/61頁
文件大?。?/td> 0K
描述: IC TI/E1/J1 FRAMER/LIU 329FPBGA
標(biāo)準(zhǔn)包裝: 90
控制器類型: T1/E1/J1 調(diào)幀器,LIU
電源電壓: 3.3V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 329-FBGA
供應(yīng)商設(shè)備封裝: 329-FPBGA(17x17)
包裝: 散裝
其它名稱: 1016-1439
XRT86VX38
54
REV. 1.0.2
OCTAL T1/E1/J1 FRAMER/LIU COMBO - HARDWARE DESCRIPTION
POWER PC 403 SYCHRONOUS INTERFACE TIMING
The signals used in the Power PC 403 Synchronus microprocessor interface mode are: Address Strobe (AS),
Microprocessor Clock (uPCLK), Data Strobe (DS), Read/Write Enable (R/W), Chip Select (CS), Address and
Data bits. The interface timing is shown in Figure 13. The I/O specifications are shown in Table 16.
FIGURE 13. POWER PC 403 INTERFACE SIGNALS DURING PROGRAMMED I/O READ AND WRITE OPERATIONS
TABLE 16: POWER PC 403 MICROPROCESSOR INTERFACE TIMING SPECIFICATIONS
SYMBOL
PARAMETER
MIN
MAX
UNITS
t0
Valid Address to CS Falling Edge
0
-
ns
t1
CS Falling Edge to WE Assert
0
-
ns
t2
WE Assert to TA Assert
-
320
ns
NA
WE Pulse Width (t2)320
-
ns
t3
CS Falling Edge to TS Falling Edge
0
-
tdc
PCLK Duty Cycle
40
60
%
tcp
PCLK Clock Period
20
-
ns
CS
ADDR[14:0]
DATA[7:0]
WE
R/W
TA
Valid Data for Readback
Data Available to Write Into the LIU
READ OPERATION
WRITE OPERATION
t
0
t
0
Valid Address
t
3
t
3
t
1
t
2
TS
uPCLK
t
cp
t
dc
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