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AFE1302Y/2K Datasheet(PDF) 4 Page - Texas Instruments

Part # AFE1302Y/2K
Description  ADSL ANALOG FRONT-END
PDF  11 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

AFE1302Y/2K Datasheet(HTML) 4 Page - Texas Instruments

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AFE1302
4
SBWS014
PIN DESCRIPTIONS
Number
Type
Pin Name
Description
External Connection
Analog Interface
23
Output
GC0
External Gain Control Output LSB
Optional Swap Amp
24
Output
GC1
External Gain Control Output MSB
Optional Swap Amp
19
Input
RXN
Analog Receive Negative Input
Line Interface
20
Input
RXP
Analog Receive Positive Input
Line Interface
25
Output
VRPRX
RX Reference Positive Output
0.1uF,1
µF to AV
SS3
26
Output
VRNRX
RX Reference Negative Output
0.1uF,1
µF to AV
SS3
30
Output
CMO
Output Common-Mode voltage
0.1uF,1
µF to AV
SS3
27
Output
VRPTX
TX Reference Positive Output
0.1uF,1
µF to AV
SS3
28
Output
VRNTX
TX Reference Negative Output
0.1uF,1
µF to AV
SS3
29
Output
VREF1
Unbuffered Bandgap Reference
0.1uF,1
µF to AV
SS3
31
Output
CMI
Unbuffered Common-Mode Voltage
0.1uF,1
µF to AV
SS3
35
Output
TXP
TX Positive Output
Line Interface
33
Output
TXN
TX Negative Output
Line Interface
40
Output
VREF2
DAC Reference Voltage
XTAL Interface
41
Output
VCXO
VXCO Control Voltage DAC Output
XTAL Interface
43
—
XTALI
XTAL Oscillator Input
XTAL
44
—
XTALO
XTAL Oscillator Output
XTAL
Digital Interface
48
Output
CLKM
Master Clock Output, f = 35.328MHz
DSP
47
Output
CLKNIB
Nibble Clock Output
DSP
1
Output
CLWD
Word Clock Output
DSP
2
Input
CTRLIN
Serial Data Input
DSP
5
Input
TX3
Digital Transmit Input
DSP
6
Input
TX2
Digital Transmit Input
DSP
7
Input
TX1
Digital Transmit Input
DSP
8
Input
TX0
Digital Transmit Input
DSP
9
Output
RX3
Digital Receive Output
DSP
10
Output
RX2
Digital Receive Output
DSP
11
Output
RX1
Digital Receive Output
DSP
12
Output
RX0
Digital Receive Output
DSP
13
Output
CLIP
Clipping Detection Output
DSP
14
Input
PDOWN
Power-Down Select, “1” = Power Down
DSP
15
Input
RESETN
Reset Pin (Active LOW)
DSP
16
Output
GP2
General-Purpose Output 2
—
17
Output
GP1
General-Purpose Output 1
—
18
Output
GP0
General-Purpose Output 0
—
Supply voltages
46
—
DVSS2
Digital Ground 2
DGND Plane
3
3V or 5V
DVDD1
Digital Power
0.1uF,1
µF to DV
SS1
4
—
DVSS1
Digital Ground 1
DGND Plane
21
5V
AVDD3
Analog Power (Main)
0.1uF,1
µF to AV
SS3
22
—
AVSS3
Analog Ground (Main)
AGND Plane
32
—
AVSS6
Analog Ground for TX Output
AGND Plane
34
5V
AVDD4
Analog Power for TX Output
0.1uF,1
µF to AV
SS4
36
—
AVSS4
Analog Ground for TX Output
AGND Plane
37
—
AVSS5
Analog Clock Ground
AGND Plane
38
—
AVSS2
Analog Clock Ground
AGND Plane
39
5V
AVDD2
Analog Clock Power
0.1uF,1
µF to AV
SS2
42
5V
AVDD1
XTAL Power
0.1uF,1
µF to AV
SS1
45
—
AVSS1
XTAL Ground
AGND Plane



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