AD8364 Datasheet, PDF (6/48 Pages) Analog Devices – LF to 2.7 GHz Dual 60 dB TruPwr Detector

AD8364
Parameter
SETPOINT INPUT
Voltage Range
Input Resistance
Logarithmic Scale Factor
Logarithmic Intercept
CHANNEL DIFFERENCE OUTPUT
Voltage Range Min
Voltage Range Max
Source/Sink Current
DIFFERENCE LEVEL ADJUST
Voltage Range³
OUT[P,N] Voltage Range
Conditions
Pin VSTA and VSTB
Law conformance error ≤1 dB
f = 450 MHz, −40°C ≤ TA ≤ +85°C
f = 450 MHz, −40°C ≤ TA ≤ +85°C, referred to 50 Ω
Pin OUTP and OUTN
RL ≥ 200 Ω to ground
RL ≥ 200 Ω to ground
OUTP and OUTN held at VS/2, to 1% change
Pin VLVL
OUT[P, N] = FBK[A, B]
OUT[P, N] = FBK[A, B]
Input Resistance
TEMPERATURE COMPENSATION
Input Voltage Range
Input Resistance
VOLTAGE REFERENCE
Output Voltage
Temperature Sensitivity
Current Limit Source/Sink
TEMPERATURE REFERENCE
Output Voltage
Temperature Coefficient
Current Source/Sink
POWER-DOWN INTERFACE
Logic Level to Enable
Logic Level to Disable
Input Current
Enable Time
Disable Time
POWER INTERFACE
Supply Voltage
Quiescent Current
Supply Current
Pin ADJA and ADJB
Pin VREF
RF in = −55 dBm
−40°C ≤ TA ≤ +85°C
1% change
Pin TEMP
TA = 25°C, RL ≥ 10 kΩ
−40°C ≤ TA ≤ +85°C, RL ≥ 10 kΩ
TA = 25°C to 1% change
Pin PWDN
Logic LO enables
Logic HI disables
Logic HI PWDN = 5 V
Logic LO PWDN = 0 V
PWDN LO to OUTA/OUTB at 100% final value,
CLPA/B = Open, CHPA/B = 10 nF, RF in = 0 dBm
PWDN HI to OUTA/OUTB at 10% final value,
CLPA/B = Open, CHPA/B = 10nF, RF in = 0 dBm
Pin VPS[A, B], VPSR
RF in = −55 dBm, VS = 5 V
−40°C ≤ TA ≤ +85°C
PWDN enabled, VS = 5 V
−40°C ≤ TA ≤ +85°C
1 _{Best fit line, linear regression.}
2 _{See Figure 75 for a plot of isolation vs. frequency for a ±1 dB error.}
3 _{VLVL + OUTA/2 should not exceed VPSA − 1.31 V. Likewise, VLVL + OUTB/2 should not exceed VPSB − 1.31 V.}
Min Typ
0.5
68
50
−55
0.1
VS − 0.15
70
0
0
1
0
>1
2.5
0.4
10/3
0.62
2
1.6/2
3
95
<100
2
1.6
Max Unit
3.75 V
kΩ
mV/dB
dBm
V
V
mA
5
V
VS −
V
0.15
kΩ
2.5
V
MΩ
V
mV/°C
mA
V
mV/°C
mA
1
V
V
µA
µA
µs
µs
4.5
70
500
5.5
V
mA
90
mA
µA
900 µA
Rev. 0 | Page 6 of 48