Ac electrical characteristics (continued) – Rainbow Electronics MAX7030 User Manual

Page 4

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MAX7030

Low-Cost, 315MHz, 345MHz, and 433.92MHz
ASK Transceiver with Fractional-N PLL

4

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AC ELECTRICAL CHARACTERISTICS (continued)

(Typical Application Circuit, 50

Ω system impedance, PAV

DD

= AV

DD

= DV

DD

= HV

IN

= +2.1V to +3.6V, f

RF

= 315MHz, 345MHz, or

433.92MHz, T

A

= -40°C to +125°C, unless otherwise noted. Typical values are at PAV

DD

= AV

DD

= DV

DD

= HV

IN

= +2.7V, T

A

= +25°C,

unless otherwise noted.) (Note 1)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

PHASE-LOCKED LOOP

Transmit VCO Gain

K

VCO

340

MHz/V

10kHz offset, 200kHz loop BW

-68

Transmit PLL Phase Noise

1MHz offset, 200kHz loop BW

-98

dBc/Hz

Receive VCO Gain

340

MHz/V

10kHz offset, 500kHz loop BW

-80

Receive PLL Phase Noise

1MHz offset, 500kHz loop BW

-90

dBc/Hz

Transmit PLL

200

Loop Bandwidth

Receive PLL

500

kHz

Reference Frequency Input Level

0.5

V

P-P

LOW-NOISE AMPLIFIER/MIXER (Note 8)

f

RF

= 315MHz

1 - j4.7

LNA Input Impedance

Z

INLNA

Normalized to 50

f

RF

= 434MHz

1- j3.3

f

RF

= 315MHz

50

High-gain state

f

RF

= 434MHz

45

f

RF

= 315MHz

13

Voltage-Conversion Gain

Low-gain state

f

RF

= 434MHz

9

dB

High-gain state

-42

Input-Referred, 3rd-Order
Intercept Point

IIP3

Low-gain state

-6

dBm

Mixer-Output Impedance

330

LO Signal Feedthrough to
Antenna

-100

dBm

RSSI

Input Impedance

330

Operating Frequency

f

IF

10.7

MHz

3dB Bandwidth

10

MHz

Gain

15

mV/dB

ANALOG BASEBAND

Maximum Data-Filter Bandwidth

50

kHz

Maximum Data-Slicer Bandwidth

100

kHz

Maximum Peak-Detector
Bandwidth

50

kHz

Manchester coded

33

Maximum Data Rate

Nonreturn to zero (NRZ)

66

kbps

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