Figure-4 Analog Front End (AFE) Interface Table-2 System I" />
參數(shù)資料
型號: IDT82V2048LBBG
廠商: IDT, Integrated Device Technology Inc
文件頁數(shù): 4/48頁
文件大?。?/td> 0K
描述: IC LIU T1/E1 8CH SHORT 160-BGA
標(biāo)準(zhǔn)包裝: 14
類型: 線路接口裝置(LIU)
規(guī)程: E1
電源電壓: 3.13 V ~ 3.47 V
安裝類型: 表面貼裝
封裝/外殼: 160-BGA
供應(yīng)商設(shè)備封裝: 160-PBGA(15x15)
包裝: 托盤
其它名稱: 82V2048LBBG
12
IDT82V2048L OCTAL T1/E1 SHORT HAUL ANALOG FRONT END
INDUSTRIAL TEMPERATURE RANGES
Figure-4 Analog Front End (AFE) Interface
Table-2 System Interface Configuration
Host or Hardware Mode
MCLK
TCLK1
TCLKn
AFEn in e-AFE
Transmitter Mode
Transmit and Receive Normal Operation
Host(1) only
1. In host mode, register e-AFE must be set to ‘FFH’ for proper operation. See Expanded Register Description on page 28 for details.
Clocked
1
Normal operation
Host or Hardware(2)
2. In hardware mode, MCLK must be pulled high and TCLK1 provided for proper operation.
High
Clocked
DC(3)
3. DC means Don’t Care
Normal operation
Transmit Interface Modes
Host only
Clocked
High (
≥ 16 MCLK)
1
Transmit All Ones (TAOS) signals to the line side in the
corresponding transmit channel.
Low (
≥ 64 MCLK)
Corresponding transmit channel is set into power down state.
Host or Hardware
High/Low
TCLK1 is clocked
TCLKn is high
(
≥ 16 TCLK1)
DC
Transmit All Ones (TAOS) signals to the line side in the corre-
sponding transmit channel.
TCLKn is low
(
≥ 64 TCLK1)
Corresponding transmit channel is set into power down state.
TCLK1 is unavailable.
DC
All eight transmitters (TTIPn & TRINGn) are in high imped-
ance.
Receive Interface Modes
Host or Hardware
Low
The receive path is not affected by the
status of TCLK1 or TCLKn.
DC
All the receive paths are powered down.
Slicer
Peak
Detector
Line
Driver
Waveform
Shaper
LOS
Detector
One of Eight Identical Channels
RTIPn
RRINGn
TTIPn
TRINGn
LOSn
RCn
RDPn
RDNn
TCLKn
TDNn
TDPn
Transmit
All Ones
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