參數(shù)資料
型號: ST70136
廠商: 意法半導(dǎo)體
英文描述: CPE ADSL ANALOG FRONT END
中文描述: 終端ADSL模擬前端
文件頁數(shù): 9/24頁
文件大?。?/td> 361K
代理商: ST70136
ST70136
9/24
Figure 2 :
Digital Data Interface
4.7 - Control Serial Interface
There is a 4-pin serial digital interface (CLKWD,
CTRLIN, CTRLOUT, R/W) that access one of the
8 x 12-bit registers that controls all the program-
mable features on the ST70136.
The registers are loaded with the asynchronous
type data burst delivered to CTRLIN pin. It is com-
posed of 16 bits from which the first bit (b15) is
used as start bit (‘0’), the three LSBs (b2:b0) being
used to identify the register to be loaded.
The twelve remaining bits (b14:b3) are the control
data. During a read operation, the CTRLOUT pin
figures out the register contents addressed by
CTRLIN pin.
CLKM
35.328MHz
CLKWD
8.832MHz
TX[0]/RX[0]
TX[1]/RX[1]
TX[2]/RX[2]
TX[3]/RX[3]
Sign
DATA..................................................................................LSB
a15
a0
TX DATA
Sign Sign DATA.................................................................... 0 0 0
a15
RX DATA
a13
a9
a5
a12
a8
a4
a15
a11
a7
a3
a14
a10
a6
a2
a1
a0
a14
a13
a2
a14
a13
a0
a1
Figure 3 :
Control Register Interface Write Cycle
CLKM
CLKWD
Data for write access [b14:b3]
[b2:b0]
CTRLIN
b15
CTRLOUT
R/NW
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ST70136B 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:CPE ADSL ANALOG FRONT END
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ST70136Q 功能描述:射頻無線雜項 ADSL Analg Front-End RoHS:否 制造商:Texas Instruments 工作頻率:112 kHz to 205 kHz 電源電壓-最大:3.6 V 電源電壓-最小:3 V 電源電流:8 mA 最大功率耗散: 工作溫度范圍:- 40 C to + 110 C 封裝 / 箱體:VQFN-48 封裝:Reel
ST70137 制造商:STMicroelectronics 功能描述:
ST70137TQFP 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:UNICORNTM PCI & USB CONTROLLERLESS ADSL DMT TRANSCEIVER