ADF7025

更新时间： 2024-11-25 03:17:47

品牌	Logo	应用领域
亚德诺 - ADI		ISM频段
页数	文件大小	规格书
44页	1099K
描述
High Performance ISM Band Transceiver IC

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ADF7025 数据手册

High Performance

ISM Band Transceiver IC

ADF7025

FEATURES

Low power, zero-IF RF transceiver

Frequency bands

431 MHz to 464 MHz

On-chip VCO and Fractional-N PLL

On-chip, 7-bit ADC and temperature sensor

Digital RSSI

862 MHz to 870 MHz

Integrated TRx switch

902 MHz to 928 MHz

Leakage current < 1 µA in power-down mode

Data rates supported

APPLICATIONS

9.6 kbps to 384 kbps, FSK

2.3 V to 3.6 V power supply

Programmable output power

−16 dBm to +13 dBm in 63 steps

Receiver sensitivity

Wireless audio/video

Remote control/security systems

Wireless metering

Keyless entry

−104.2 dBm at 38.4 kbps, FSK

−100 dBm at 172.8 kbps, FSK

−95.8 dBm at 384 kbps, FSK

Low power consumption

19 mA in receive mode

Home automation

28 mA in transmit mode (10 dBm output)

FUNCTIONAL BLOCK DIAGRAM

RSET

BIAS

CREG(1:4)

LDO(1:4)

ADCIN

MUXOUT

TEMP

TEST MUX

LNA

OFFSET

CORRECTION

SENSOR

MUX

LNA

FSK

DEMODULATOR

DATA

SYNCHRONIZER

FIN

7-BIT ADC

RSSI

LP FILTER

RFINB

GAIN

OFFSET

CORRECTION

AGC

DATA CLK

DATA I/O

CONTROL

Tx/Rx

CONTROL

FSK MOD

CONTROL

Σ-∆

MODULATOR

INT/LOCK

DIVIDERS/

MUXING

DIV P

N/N+1

RFOUT

SLE

SDATA

SREAD

SCLK

SERIAL

PORT

VCO

PFD

CLK

DIV

DIV R

RING OSC

VCOIN CPOUT

CLKOUT

OSC1 OSC2

Figure 1.

Rev. A

Information furnished by Analog Devices is believed to be accurate and reliable. However, no

responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other

rights of third parties that may result from its use. Specifications subject to change without notice. No

license is granted by implication or otherwise under any patent or patent rights of Analog Devices.

Trademarks and registeredtrademarks arethe property of their respective owners.

One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.

Tel: 781.329.4700

Fax: 781.461.3113

www.analog.com

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