AFE032 datasheet(68/77 Pages) TI1

68 / 77 page

FILTER

DAC

DIGITAL

INTERFACE

(SPI)

DVDD

DGND

AVDD1

AGND1

GPIO

SCLK

DIN

DOUT

DAC

INT

TX PGA

RX PGA1

RX PGA2

AFE032

POWER

AMPLIFIER

ZC_OUT2

ZC_OUT3

TSENSE

DNC

TX_RX_NRF

RX PGA1 IN

TX_PGA_IN

XCLK

ZC_IN3

PA ISET

10 PF

3.3 V

33 k:

3.3 V

10 nF

10 PF

GPIO

DSP

PATH

DNC

2.2 nF

RX_PGA2_OUT

4.7 nF

AGND2

AVDD2

DNC

GPIO

33 k:

18 V

10 nF

100 nF

47 PF

10 nF

100 nF

10 nF

4.7 nF

330 :

ADC IN

100 k: 100 k:

3.3 V

100 k:

P+

10 PF

100 nF

100 :

P+

1 nF

4.7 :

2.2 nF

1 k:

1 m

3.3 V

470 nF

600 n

TMS320F28x

33 k:

3.3 V

TVS

10 nF

CONNECTION TO

POWER LINE

AFE032

SBOS669A – AUGUST 2013 – REVISED DECEMBER 2013

www.ti.com

TYPICAL APPLICATION SCHEMATIC

A schematic for a typical application is provided in Figure 35.

Figure 35. Typical Application with Transformer Coupling

PACKAGING AND MECHANICALS

Complete mechanical drawings and packaging information are appended to the end of this data sheet.

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