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AD8342

Active Receive Mixer LF to 3 GHz

Analog Devices 

AD8342

SPECIFICATIONS

VS = 5 V, TA = 25°C, fRF = 238 MHz, fLO = 286 MHz, LO power = 0 dBm, ZO = 50 Ω, RBIAS = 1.82 kΩ, RF termination = 100 Ω, IF termi-

nated into 100 Ω through a 2:1 ratio balun, unless otherwise noted.

Table 1.

Parameter

RF INPUT INTERFACE

Return Loss

Input Impedance

DC Bias Level

OUTPUT INTERFACE

Output Impedance

DC Bias Voltage

Power Range

LO INTERFACE

Return Loss

DC Bias Voltage

POWER-DOWN INTERFACE

PWDN Threshold

PWDN Response Time

PWDN Input Bias Current

POWER SUPPLY

Positive Supply Voltage

Quiescent Current

VPDC

VPMX, IFOP, IFOM

VPLO

Total Quiescent Current

Power-Down Current

Conditions

Hi-Z input terminated with 100 Ω off-chip resistor

Frequency = 238 MHz (measured at RFIN with RFCM ac-

grounded)

Internally generated; port must be ac-coupled

Differential impedance, frequency = 48 MHz

Supplied externally

Via a 2:1 impedance ratio transformer

Internally generated; port must be ac-coupled

Device enabled, IF output to 90% of its final level

Device disabled, supply current <5 mA

Device enabled

Device disabled

Supply current for bias cells

Supply current for mixer, RBIAS = 1.82 kΩ

Supply current for LO limiting amplifier

VS = 5 V

Device disabled

Min Typ

Max Unit

10

1||0.4

2.4

dB

kΩ||pF

V

10||0.5

4.75 VS

kΩ||pF

5.25 V

13

dBm

10

dB

VS − 1.6

V

3.5

V

0.4

µs

4

µs

−80

µA

+100

µA

4.75 5

5.25 V

5

58

35

85 98

500

mA

mA

mA

113 mA

µA

Rev. 0 | Page 3 of 20

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