Data Sheet

AD8312

Rev. B | Page 3 of 20

SPECIFICATIONS

VS = 3 V, CFLT = open, TA = 25°C, light condition = 600 LUX, 52.3 Ω termination resistor at RFIN, unless otherwise noted.

Table 1.

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

SIGNAL INPUT INTERFACE

RFIN (Pin 6)

Specified Frequency Range

0.05

3.5

GHz

Input Voltage Range

Internally ac-coupled

1.25

224

mV rms

Equivalent Power Range

52.3 Ω external termination

−45

0

dBm

DC Resistance to COMM

100

kΩ

MEASUREMENT MODE

VOUT (Pin 2) shorted to VSET (Pin 3), sinusoidal input signal

f = 50 MHz

Input Impedance

3050 || 1.4

Ω || pF

±1 dB Dynamic Range

TA = 25°C

50

dB

−40°C < TA < +85°C

42

dB

Maximum Input Level

±1 dB error

3

dBm

Minimum Input Level

±1 dB error

−47

dBm

Slope

20.25

mV/dB

Intercept

−51.5

dBm

Output Voltage—High Power In

PIN = −10 dBm

0.841

V

Output Voltage—Low Power In

PIN = −40 dBm

0.232

V

Temperature Sensitivity

PIN = −10 dBm

25°C ≤ TA ≤ +85°C

0.0010

dB/°C

−40°C ≤ TA ≤ +25°C

0.0073

dB/°C

f = 100 MHz

Input Impedance

2900 || 1.3

Ω || pF

±1 dB Dynamic Range

TA = 25°C

48

dB

−40°C < TA < +85°C

40

dB

Maximum Input Level

±1 dB error

2

dBm

Minimum Input Level

±1 dB error

−46

dBm

Slope

19.0

21.0

23.0

mV/dB

Intercept

−56.0

−50.5

−47.0

dBm

Output Voltage—High Power In

PIN = −10 dBm

0.850

V

Output Voltage—Low Power In

PIN = −40 dBm

0.222

V

Temperature Sensitivity

PIN = −10 dBm

25°C ≤ TA ≤ +85°C

0.0002

dB/°C

−40°C ≤ TA ≤ +25°C

0.0060

dB/°C

f = 900 MHz

Input Impedance

890 || 1.15

Ω || pF

±1 dB Dynamic Range

TA = 25°C

49

dB

−40°C < TA < +85°C

42

dB

Maximum Input Level

±1 dB error

1

dBm

Minimum Input Level

±1 dB error

−48.0

dBm

Slope

20.25

mV/dB

Intercept

−51.9

dBm

Output Voltage—High Power In

PIN = −10 dBm

0.847

V

Output Voltage—Low Power In

PIN = −40 dBm

0.237

V

Temperature Sensitivity

PIN = −10 dBm

25°C ≤ TA ≤ 85°C

0.0019

dB/°C

−40°C ≤ TA ≤ +25°C

0.0010

dB/°C