參數(shù)資料
型號: TLFD600
廠商: Texas Instruments, Inc.
英文描述: GT 4C 2#8 2#16 PIN RECP WALL
中文描述: 寬帶編解碼器帶有集成線路驅(qū)動器和接收
文件頁數(shù): 3/36頁
文件大?。?/td> 502K
代理商: TLFD600
TLFD600
ADSL CODEC WITH INTEGRATED LINE DRIVER AND RECEIVER
SLAS280B
MAY 2000
REVISED NOVEMBER 2000
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
functional block diagram
TX DAC
FSR
FSX
SDR
SDX
SCLK
276 Ksps/
552 Ksps
Digital
HPF
Digital
LPF
25.875 kHz
138 kHz
14 Bit
4.416 Msps
TX
LPF
138 kHz
PAA
LD
RX
LPF
1104 Ksps/
2208 Ksps
ADC
PGA
LPF
Equalizer
PGA
HPF
PGA
14 Bit
4.416 Msps
0 to 9 dB
(1 dB/Step)
RX PGA3
552 kHz/
1104 kHz
180 kHz
0 to 25 dB/MHz
5 dB/MHz Step
0 to 30 dB
(3 dB/Step)
RX PGA2
9 to +9 dB @ 6 dB/Step
+9 to 30 dB @ 3 dB/Step
RX CPGA (See Note)
AUX
Amplifiers (2)
General
Purpose I/O
Internal Reference
Clock Generator
VCXO
VCXO
DAC
0 to
24 dB
(
1 dB/Step)
TX PGA
VCXO
MCLKIN
CLK1OUT/
CLK2OUT
CLK1SEL/
CLKOUT_EN
REFM/REFP
VMID_ADC
TXBANDGAP/
RXBANDGAP
Internal Clock
GPIO0-GPIO1
GPO2-GPO5
AMPINP/
AMPINM
AMPOUTP/
AMPOUTM
RXINP/
RXINM
DRIVEROUTP/
DRIVEROUTM
DRIVERINP/
DRIVERINM
TXOUTP/
TXOUTM
552 kHz/
1104 kHz
TX Line Driver
35.328 MHz
Digital Loopback
Analog Loopback
HPF
180 kHz
DPLL
PLLSEL
S
NOTE: The CPGA gain range setting is related to the external components (R and C) that are connected to RXINP/M. Refer to the receiver channel
section for details.
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