ADF7241 datasheet(5/72 Pages) AD

Numer części	ADF7241

Szczegółowy opis	Low Power IEEE 802.15.4 Zero-IF 2.4 GHz Transceiver IC

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ADF7241

Rev. 0 | Page 5 of 72

SPECIFICATIONS

VDD_BAT = 1.8 V to 3.6 V, GND = 0 V, TA = TMIN to TMAX, unless otherwise noted. Typical specifications are at VDD_BAT = 3.6 V, TA = 25°C,

fCHANNEL = 2450 MHz. All measurements are performed using the ADF7241 reference design, RFIO2 port, unless otherwise noted.

GENERAL SPECIFICATIONS

Table 1.

Parameter

Min

Typ

Max

Unit

Test Conditions

GENERAL PARAMETERS

Voltage Supply Range

VDD_BAT Input

1.8

3.6

V

Frequency Range

2400

2483.5

MHz

Operating Temperature Range

−40

+85

°C

Data Rate

250

kbps

RF FREQUENCY SYNTHESIZER SPECIFICATIONS

Table 2.

Parameter

Min

Typ

Max

Unit

Test Conditions

CHANNEL FREQUENCY RESOLUTION

10

kHz

PHASE ERROR

3

Degrees

Receive mode; integration bandwidth from 10 kHz

to 400 kHz

1.5

Degrees

Transmit mode; integration bandwidth from 10 kHz

to 1800 kHz

VCO CALIBRATION TIME

52

μs

Applies to all modes

SYNTHESIZER SETTLING TIME

Frequency synthesizer settled to <±5 ppm of the

target frequency within this time following a VCO

calibration

53

μs

Receive mode

80

μs

Transmit mode

PHASE NOISE

Receive mode

−135

dBc/Hz

10 MHz frequency offset

−145

dBc/Hz

≥50 MHz frequency offset

REFERENCE AND CLOCK-RELATED

SPURIOUS

70

dBc

Receive mode; fCHANNEL = 2405 MHz, 2450 MHz, and

2480 MHz

INTEGER BOUNDARY SPURS

60

dBc

Receive mode; measured at 400 kHz offset from

fCHANNEL = 2405 MHz, 2418 MHz, 2431 MHz,

2444 MHz, 2457 MHz, 2470 MHz

CRYSTAL OSCILLATOR

Crystal Frequency

26

MHz

Parallel load resonant crystal

Maximum Parallel Load Capacitance

18

pF

Minimum Parallel Load Capacitance

7

pF

Maximum Crystal ESR

365.3

Ω

Guarantees maximum crystal frequency error of

0.2 ppm; 33 pF on XOSC26P and XOSC26N

Sleep-to-Idle Wake-Up Time

300

μs

15 pF load on XOSC26N and XOSC26P

Podobny numer części - ADF7241

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Analog Devices	ADF7242	1Mb / 108P	Low Power IEEE 802.15.4/Proprietary GFSK/FSK Zero-IF 2.4 GHz Transceiver IC REV. 0
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