EVAL-ADF7023DB2Z View Datasheet(PDF) - Analog Devices

Part Name

Description

MFG CO.

EVAL-ADF7023DB2Z

High Performance, Low Power, ISM Band FSK/GFSK/OOK/MSK/GMSK Transceiver IC

Analog Devices 

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ADF7023

Data Sheet

SPECIFICATIONS

VDD = VDDBAT1 = VDDBAT2 = 2.2 V to 3.6 V, GND = 0 V, TA = TMIN to TMAX, unless otherwise noted. Typical specifications are at

VDD = 3 V, TA = 25°C.

RF AND SYNTHESIZER SPECIFICATIONS

Table 1.

Parameter

Min

RF CHARACTERISTICS

Frequency Ranges

862

431

PHASE-LOCKED LOOP

Channel Frequency Resolution

Phase Noise (In-Band)

Phase Noise at Offset of

1 MHz

2 MHz

10 MHz

VCO Calibration Time

Synthesizer Settling Time

CRYSTAL OSCILLATOR

Crystal Frequency

Recommended Load Capacitance 7

Maximum Crystal ESR

Pin Capacitance

Start-Up Time

SPURIOUS EMISSIONS

Integer Boundary Spurious

910.1 MHz

911.0 MHz

Reference Spurious

868 MHz/915 MHz

Clock-Related Spur Level

Typ Max Unit

928 MHz

464 MHz

396.7

−88

Hz

dBc/Hz

−126

−131

−142

142

56

dBc/Hz

dBc/Hz

dBc/Hz

µs

µs

26

MHz

18

pF

1800

Ω

2.1

pF

310

µs

388

µs

Test Conditions

10 kHz offset, PA output power = 10 dBm,

RF = 868 MHz

PA output power = 10 dBm, RF frequency = 868 MHz

PA output power = 10 dBm, RF frequency = 868 MHz

PA output power = 10 dBm, RF frequency = 868 MHz

Frequency synthesizer settles to within ±5 ppm of the

target frequency within this time following the VCO

calibration, transmit, and receive, 2FSK/GFSK/MSK/GMSK

Parallel load resonant crystal

26 MHz crystal with 18 pF load capacitance

Capacitance for XOSC26P and XOSC26N

26 MHz crystal with 7 pF load capacitance

26 MHz crystal with 18 pF load capacitance

−39

dBc

Using 130 kHz synthesizer bandwidth, integer

boundary spur at 910 MHz (26 MHz × 35), inside

synthesizer loop bandwidth

−79

dBc

Using 130 kHz synthesizer bandwidth, integer

boundary spur at 910 MHz (26 MHz × 35), outside

synthesizer loop bandwidth

−80

dBc

Using 130 kHz synthesizer bandwidth and using

92 kHz synthesizer bandwidth (default for PHY_RX)

−60

dBc

Measured in a span of ±350 MHz for synthesizer

bandwidth = 92 kHz, RF frequency = 868.95 MHz, PA

output power = 10 dBm, VDD = 3.6 V, single-ended PA

used

Rev. C | Page 6 of 112

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