Datasheet > EVAL-ADF7020DBZ3

EVAL-ADF7020DBZ3

更新时间： 2022-04-14 19:30:13

品牌	Logo	应用领域
亚德诺 - ADI		ISM频段
页数	文件大小	规格书
48页	719K
描述
High Performance, ISM Band, FSK/ASK Transceiver IC

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EVAL-ADF7020DBZ3 数据手册

ADF7020

Data Sheet

Parameter

Min

Typ

Max

Unit

Test Conditions

LNA and Mixer, Input IP3⁷

Enhanced Linearity Mode

Low Current Mode

High Sensitivity Mode

Rx Spurious Emissions⁸

−3

−5

−24

dBm

Pin = −20 dBm, 2 CW interferers

FRF = 915 MHz, F1 = FRF + 3 MHz

F2 = FRF + 6 MHz, maximum gain

<1 GHz at antenna input

−57

−47

>1 GHz at antenna input

AFC

Pull-In Range at 868 MHz/915 MHz

Pull-In Range at 433 MHz

Response Time

kHz

Bits

kHz

IF_BW = 200 kHz

Modulation index = 0.875

Accuracy

CHANNEL FILTERING

Desired signal 3 dB above the input sensitivity level,

CW interferer power level increased until BER = 10⁻³,

image channel excluded

Adjacent Channel Rejection

(Offset = 1 × IF Filter BW Setting)

Second Adjacent Channel Rejection

(Offset = 2 × IF Filter BW Setting)

Third Adjacent Channel Rejection

(Offset = 3 × IF Filter BW Setting)

IF filter BW settings = 100 kHz, 150 kHz, 200 kHz

Image at FRF = 400 kHz

Image Channel Rejection

(Uncalibrated)

Image Channel Rejection (Calibrated)

CO-CHANNEL REJECTION

Wideband Interference Rejection

−2

Image at FRF = 400 kHz

Swept from 100 MHz to 2 GHz, measured as channel

rejection

BLOCKING

Desired signal 3 dB above the input sensitivity level,

CW interferer power level increased until BER = 10⁻²

1 MHz

5 MHz

10 MHz

dBm

Ω

10 MHz (High Linearity Mode)

Saturation (Maximum Input Level)

LNA Input Impedance

FSK mode, BER = 10⁻³

FRF = 915 MHz, RFIN to GND

FRF = 868 MHz

24 − j60

26 − j63

71 − j128

Ω

FRF = 433 MHz

RSSI

Range at Input

−110 to

−24

dBm

Linearity

150

µs

Absolute Accuracy

Response Time

PHASE-LOCKED LOOP

VCO Gain

See the RSSI/AGC section

MHz/V

902 MHz to 928 MHz band,

VCO adjust = 0, VCO_BIAS_SETTING = 10

130

−89

MHz/V

dBc/Hz

860 MHz to 870 MHz band, VCO adjust = 0

433 MHz, VCO adjust = 0

PA = 0 dBm, VDD = 3.0 V, PFD = 10 MHz,

FRF = 915 MHz, VCO_BIAS_SETTING = 10

Phase Noise (In-Band)

Phase Noise (Out-of-Band)

Residual FM

PLL Settling

−110

128

dBc/Hz

µs

1 MHz offset

From 200 Hz to 20 kHz, FRF = 868 MHz

Measured for a 10 MHz frequency step to within

5 ppm accuracy, PFD = 20 MHz, LBW = 50 kHz

Rev. D | Page 6 of 48

1...3 4 567 8 9...48

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