TLFD500 Datasheet, PDF (36/38 Pages) Texas Instruments – 3.3 V INTEGRATED G.LITE ANALOG FRONT END

TLFD500PN
3.3 V INTEGRATED G.LITE ANALOG FRONT END
SLAS207B – JUNE 1999 – REVISED MAY 2000
APPLICATION INFORMATION
To
VCXO
External
clock
Digital Interface
to DSP
Digital
Power
Supply
Output
Signal
Input signal
need to have
AVDD_RX/2
common mode
voltage
5 TXOUP
6 TXOUM
70 RXINP
71 RXINM
75 HPF2OUTM
72 HPF2OUTP
73 HPF2INM
74 HPF2INP
76 HPF1OUTP
79 HPF1OUTM
77 HPF1INM
78 HPF1INP
TLFD500PN
DVDD 31, 39
DVDD_RX 51
DVDD_IO 18
DVSS 34,40,41
DVSS_IO 33
DVSS_RX 52,54,57
Digital
Ground
AVDD_REF 47
AVDD_RX 48
AVDD_RX 68
AVDD_TX 7
VSS 80
AVSS_REF 44
AVSS_RX 49
AVSS_RX 69
AVSS_TX 8
Analog
Power
Supply
Analog
Ground
1.0
1.0
µF
µF
10
0.1 10
µF
µF
µF
0.1
10
µF
µF
0.1
10
µF
µF
0.1
10
0.1
µF
µF
µF
Analog
Power
Supply
Analog
Ground
Figure 17. Typical Application Circuit
36
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