HMC614LP4 / 614LP4E
v04.0309
RMS & Peak to Average
Power Detector 0.1 - 3.9 GHz
Table 2: Electrical Specifications [1]
Evaluation Kit (Diff. Input Config.) TA = +25C, Vcc= 5V, CINT = 0.1 μF Unless Otherwise Noted
Parameter
Typ.
Typ.
Typ.
Typ.
Typ.
Typ.
Typ.
Typ.
Units
MHz
Input Frequency
900
1900
2700
3900
Average Modulation Deviation Error from CW Input [2]
1 Carrier CDMA
0.02
0.02
0.15
0.01
0.06
0.05
0.16
0.03
0.08
0.11
0.23
0.05
0.03
0.02
0.16
0.01
dB
dB
dB
dB
2 Carrier CDMA
3 Carrier CDMA
QAM256
IPWR/IREF Outputs
IPWR Output Voltage
IREF Output Voltage
with CW Input (average power= instantaneous power)
1.6V
1.6V
Same termination resistance as IPWR
12
Vtgt = 2V
Vtgt = 1V
190 mV
95 mV
3%
IPWR Output Slope for Input Power Change Normalized to Average Power [3]
IPWR Output Slope Variation with Temperature
IPWR Output Modulation BW
from -40C to 85C
35 MHz
for 3 dB voltage drop in Output Swing
[1] Differential input drive via 1:1 balun transformer.
[2] Modulation data taken with VTGT = 1V
[3] IPWR = a(Pin(t)/Pave)+b, a is defined as IPWR Slope for input power change normalized to average power.
RMSOUT vs. Pin with Different
RMSOUT Error vs. Pin with Different
Modulations @ 1900 MHz, VTGT= 1V
Modulations @ 1900 MHz, VTGT= 1V
4
4
CW
Ideal
CW
1 CARRIER CDMA
2 CARRIER CDMA
4 CARRIER CDMA
QAM256
3.5
3
3
1 CARRIER CDMA
2 CARRIER CDMA
2
1
4 CARRIER CDMA
QAM256
2.5
2
0
1.5
1
-1
-2
-3
-4
0.5
0
-60
-50
-40
-30
-20
-10
0
10
-70
-60
-50
-40
-30
-20
-10
0
10
INPUT POWER (dBm)
INPUT POWER (dBm)
Absolute Error wrt to CW Response
@ 1900 MHz for Different Modulation
Absolute Error wrt to CW Response
@ 1900 MHz for Different Modulation
Schemes, VTGT= 2V
Schemes, VTGT= 1V
0.5
2
1 Carrier CDMA 0.06 dB Average
1 Carrier CDMA 0.20 dB Average
2 Carrier CDMA 0.35 dB Average
2 Carrier CDMA 0.05 dB Average
0.4
4 Carrier CDMA 0.16 dB Average
4 Carrier CDMA 0.74 dB Average
1.5
QAM256
0.11 dB Average
QAM256
0.11 dB Average
0.3
0.2
0.1
0
1
0.5
0
-70
-60
-50
-40
-30
-20
-10
0
10
-70
-60
-50
-40
-30
-20
-10
0
10
INPUT POWER (dBm)
INPUT POWER (dBm)
For price, delivery, and to place orders, please contact Hittite Microwave Corporation:
20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373
Order On-line at www.hittite.com
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