ADF7012 데이터 시트보기 (PDF) - Analog Devices

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ADF7012

Multichannel ISM Band FSK/GFSK/OOK/GOOK/ASK Transmitter

Analog Devices 

ADF7012

SPECIFICATIONS

DVDD = 2.3 V – 3.6 V; AGND = DGND = 0 V; TA = TMIN to TMAX, unless otherwise noted. Operating temperature range is −40°C to +85°C.

Table 1.

Parameter

RF OUTPUT CHARACTERISTICS

Operating Frequency

B Version

75/1000

Phase Frequency Detector

MODULATION PARAMETERS

Data Rate FSK/GFSK

Data Rate ASK/OOK

FRF/128

179.2

64

Deviation FSK/GFSK

GFSK BT

ASK Modulation Depth

OOK Feedthrough (PA Off )

POWER AMPLIFIER PARAMETERS

Maximum Power Setting, DVDD = 3.6 V

Maximum Power Setting, DVDD = 3.0 V

Maximum Power Setting, DVDD = 2.3 V

Maximum Power Setting, DVDD = 3.6 V

Maximum Power Setting, DVDD = 3.0 V

Maximum Power Setting, DVDD = 2.3 V

PA Programmability

POWER SUPPLIES

DVDD

Current Consumption

315 MHz, 0 dBm/5 dBm

433 MHz, 0 dBm/10 dBm

868 MHz, 0 dBm/10 dBm/14 dBm

915 MHz, 0 dBm/10 dBm/14 dBm

VCO Current Consumption

Crystal Oscillator Current

Consumption

Regulator Current Consumption

Power-Down Current

REFERENCE INPUT

Crystal Reference Frequency

Single-Ended Reference Frequency

Crystal Power-On Time 3.4 MHz/26

MHz

Single-Ended Input Level

PFD/214

511 × PFD/214

0.5

25

−40

−80

14

13.5

12.5

14.5

14

13

0.4

2.3/3.6

8/14

10/18

14/21/32

16/24/35

1/8

190

280

0.1/1

3.4/26

3.4/26

1.8/2.2

CMOS levels

Unit

Conditions/Comments

MHz min/max VCO range adjustable using external inductor; divide-by-2, -4, -8

options may be required

Hz min

kbps

Kbps

Hz min

Hz max

typ

dB max

dBm typ

dBm typ

Using 1 MHz loop bandwidth

Based on US FCC 15.247 specifications for ACP; higher data rates

are achievable depending on local regulations

For example, 10 MHz PFD − deviation min = ±610 Hz

For example, 10 MHz PFD − deviation max = ±311.7 kHz

FRF = FVCO

FRF = FVCO/2

dBm

dBm

dBm

dBm

dBm

dBm

dB typ

FRF = 915 MHz, PA is matched into 50 Ω

FRF = 915 MHz, PA is matched into 50 Ω

FRF = 915 MHz, PA is matched into 50 Ω

FRF = 433 MHz, PA is matched into 50 Ω

FRF = 433 MHz, PA is matched into 50 Ω

FRF = 433 MHz, PA is matched into 50 Ω

PA output = −20 dBm to +13 dBm

V min/V max

mA typ

mA typ

mA typ

mA typ

mA min/max

μA typ

DVDD = 3.0 V, PA is matched into 50 Ω, IVCO = min

VCO current consumption is programmable

μA typ

μA typ/max

MHz min/max

MHz min/max

ms typ

CE to clock enable valid

Refer to the LOGIC INPUTS parameter. Applied OSC 2,

oscillator circuit disabled.

Rev. A | Page 3 of 28

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