AD6411AST Ver la hoja de datos (PDF) - Analog Devices

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componentes Descripción

Fabricante

AD6411AST

DECT RF Transceiver

Analog Devices 

AD6411

PIN FUNCTION DESCRIPTIONS

Pin No.

1

2

3

4

Label

Description

REF

SFS

DEMOD_DATA

TX_ENAB

DECT Reference Clock Input

S-Field Sample

Demodulator Output OR Sliced Demodulator

Output

Transmit Section Power Control Input

Type

Input

Input

Output

Input

5

COFF

6

DMR

7

IFLF

8

IFCP

9

IFVCO

10

VREF

Demodulator Offset Capacitor

Input for IF PLL Loop Filter Voltage after Data Filter

Drive for IF PLL Active Loop Filter

Virtual Ground for IF PLL Active Loop Filter

External Resonator for Demodulator VCO

Voltage Reference Output

Output

Input

Output

Input

Input

Output

11, 15, 18,

25, 27, 29,

31, 33, 34,

36, 39

12

13

14

16

17

19

20

21

22

GND

VCCDM

RSSI

VCCIF2

IFINB

IFIN

VCCIF1

VS1

VF1

SYN_ENAB

Ground

PLL Demodulator Supply

Receive Signal Strength Indicator Output

IF Supply 2

IF Input

IF Input

IF Supply 1

Regulator Sense

Regulator Force

Synthesizer Section Power Control Input

Power

Power

Output

Power

Input

Input

Power

Input

Output

Input

23

VBAT2

Connect to Battery

24

MXOP

Receive Mixer Output

26

VCCRX

Receive RF Supply

28

RFIN

Receive Mixer Input

30

RX_ENAB

Receive Section Power Control Input

Power

Output

Power

Input

Input

32

TXOP

Transmit Output

35

VCCTX

Transmit Supply

37

VCCPD

Phase Detector and Charge Pump Supply

38

LF

Loop Filter (from Charge Pump Output)

40

VCOB

UHF Oscillator

41

VCCVCO

Supply for Second Regulator Sense

42

VCO

UHF Oscillator

43

BSW

Resonator Band Switch Output

44

VF2

Regulator Force

45

VBAT1

Connect to Battery

46

EN

3-Wire Bus Enable

47

DATA

3-Wire Bus Data

48

CLK

3-Wire Bus Clock

Output

Power

Power

Output

Input

Power

Input

Output

Output

Power

Input

Input

Input

Comments

HIGH = Sample; LOW = Hold

Mode Controlled by DSD Bit in

Control Register

Active-High or Active-Low Set by

TSB Bit in Setup Word

Connect to External Capacitor

1.3 V; Can Be Used for A/D Converter

Reference in Soft-Decision Applications

Normally Connected to VS1

Normally Connected to VS1

Balanced Input from IF SAW Filter

Balanced Input from IF SAW Filter

Normally Connected to VS1

Connect to Collector of VS1 Pass Device

Connect to Base of VS1 Pass Device

Active-High or Active-Low Set by

SSB Bit in Setup Word

Normally Connected to VS1

Active-High or Active-Low Set by RSB

Bit in Setup Word

Open Collector Output

Normally Connected to VS1

Normally Connected to VS1

VCO Tank Circuit

Connect to Collector of VS2 Pass Device

VCO Tank Circuit

Controls Tank Circuit Band Segment

Connect to Base of VS2 Pass Device

–4–

REV. 0

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