MAX2511 View Datasheet(PDF) - Maxim Integrated

Part Name

Description

Manufacturer

MAX2511

Low-Voltage IF Transceiver with Limiter and RSSI

Maxim Integrated 

Low-Voltage IF Transceiver

with Limiter and RSSI

AC ELECTRICAL CHARACTERISTICS

(MAX2511 test fixture, VCC = +3.0V, RXEN = TXEN = low, 0.01µF across CZ and CZ, MIXOUT tied to VREF through 165Ω resistor,

TXIN, TXIN tied to VREF through 50Ω resistor, TXOUT and TXOUT loaded with 100Ω differential, GC open, LIMOUT, LIMOUT loaded

with 2kΩ differential, TANK and TANK driven with -2.5dBm from a 100Ω source; OSCOUT AC-terminated with 50Ω, 330pF at RSSI

pin, 0.1µF at VREF pin, Rx inputs and Tx outputs differentially coupled, PRXIN, RXIN = -28dBm (200Ω system), fRXIN, RXIN = 425MHz,

fLO = 435.7MHz, fTXIN, TXIN = 10.7MHz, TA = +25°C, unless otherwise noted.)

PARAMETER

CONDITIONS

DOWNCONVERTER (RXEN = high)

Downconverter Mixer Voltage Gain

Downconverter Mixer Noise Figure

TA = +25°C

TA = -40°C to +85°C (Note 1)

Downconverter Mixer Input 1dB

Compression Level

(Note 2)

Input Third-Order Intercept

Two tones at 424MHz and 425MHz,

-30dBm per tone

Image Rejection

MIXOUT Maximum Voltage Swing

fIMAGE = fLO + fIF = 446.4MHz

Power-Up Time

Standby to RX or TX (Note 3)

LIMITING AMPLIFIER AND RSSI (RXEN = high)

VGC = 0.8V (Note 4)

Limiter Output Level

VGC = open

VGC = 2.0V (PLIMIN = +5dBm)

Phase Variation

-75dBm to 5dBm from 50Ω

Minimum Linear RSSI Range

-75dBm to 5dBm from 50Ω

Minimum Monotonic RSSI Range

-80dBm to 10dBm from 50Ω

RSSI Slope

-75dBm to 5dBm from 50Ω

RSSI Maximum Intercept

(Note 5)

RSSI Relative Error

TA = +25°C

TA = -40°C to +85°C (Note 1)

RSSI Rise Time

Rise time to within 1dB accuracy; using a 100pF

capacitor from RSSI to GND

Minimum-Scale RSSI Voltage

Maximum-Scale RSSI Voltage

OSCILLATOR (TXEN = RXEN = high)

Frequency Range

Phase Noise

Maximum LO Frequency Pulling

LO Leakage

Oscillator Buffer Output Power

Maximum Power-Up Time

At LIMIN input of -75dBm

At LIMIN input of 5dBm

(Note 7)

At 10kHz offset

Standby mode to TX or RX mode

At RXIN port

TA = +25°C (Note 8)

TA = -40°C to +85°C (Notes 1 and 8)

Shutdown to standby mode (Note 9)

MIN TYP MAX UNITS

21.5 23.6 25.5

dB

20

27

14

dB

-16

dBm

-11

25

34

2

dBm

dB

Vp-p

5

µs

120

160

475

625 mVp-p

950 1100

3.6

degrees

80

dB

90

dB

10.6

mV/dB

-82

-75 dBm

±1

±2

dB

±2.5

6.4

µs

50

90

135

mV

850 940 1025 mV

200

440 MHz

-88

dBc/Hz

±36

kHz

-65

dBm

-12

-9

-13

dBm

220

µs

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