TRF372017IRGZT datasheet(3/60 Pages) TI1

Part #	TRF372017IRGZT

Description	Integrated IQ Modulator PLL/VCO

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Manufacturer	TI1 [Texas Instruments]

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VCC_LO1

1

2

3

4

5

36

35

34

33

32

6

7

8

9

10

31

30

29

28

27

VCC_DIG

GND_DIG

GND

LD

BBQ_N

BBQ_P

GND

LO_OUT_P

LO_OUT_N

EXT_VCO

BBI_N

BBI_P

GND

VCC_VCO2

VCC_LO2

GND

11

12

26

25

PS

RDBK

GND

VCC_VCO1

TRF372017

www.ti.com

SLWS224E – AUGUST 2010 – REVISED JANUARY 2016

5 Pin Configuration and Functions

RGZ Package

48-Pin VQFN

Top View

Pin Functions

I/O

DESCRIPTION

NAME

NO.

Base-band in-phase input: positive terminal. Internal 5 k

Ω to VCM generator. If VCM is

BBI_P

27

I

internally generated (PWD_BB_VCM = 0), external AC coupling caps and 100-

Ω differential

termination to BBI_N is required.

Base-band in-phase input: negative terminal. Internal 5 k

Ω to VCM generator. If VCM is

BBI_N

28

I

internally generated (PWD_BB_VCM = 0), external AC coupling caps and 100-

Ω differential

termination to BBI_P is required.

Base-band in-quadrature input: negative terminal. Internal 5 k

Ω to VCM generator. If VCM is

BBQ_N

9

I

internally generated (PWD_BB_VCM = 0), external AC coupling caps and 100-

Ω differential

termination to BBQ_P is required.

Base-band in-quadrature input: positive terminal. Internal 5 k

Ω to VCM generator. If VCM is

BBQ_P

10

I

internally generated (PWD_BB_VCM = 0), external AC coupling caps and 100-

Ω differential

termination to BBQ_N is required.

CLK

47

I

SPI clock input. Digital input. High impedance.

CP_OUT

40

O

Charge pump output

DATA

46

I

SPI data input. Digital input. High impedance.

EXT_VCO

36

I

External local oscillator input. High impedance. Normally AC-coupled.

6, 8, 11, 12, 13,

15, 16, 17, 19,

GND

22, 23, 24, 25,

—

Ground

26, 29, 31, 37,

39, 42, 44

GND_DIG

4

—

Digital ground

PLL lock detect output, as configured by MUX_CTRL. Digital output pins can source or sink

LD

5

O

up to 8 mA of current.

LE

45

I

SPI latch enable. Digital input. High impedance.

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TRF372017IRGZT Datasheet(PDF) 3 Page - Texas Instruments

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