Data Sheet

Electrical Specifications (GSM850/GSM900 GMSK Mode)
8
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Products and Product Information are Subject to Change Without Prior Notice.
Parameter Symbol PA Mode Min. Typ. Max. Unit Condition
Operation Frequency
f
_GSM850_TX
824 849 MHz
f
_GSM900_TX
880 915 MHz
Max Output Power
P
out_Max_NTC
GMSK_HPM 33 34 dBm Pin = 8dBm
P
out_Max_ETC
GMSK_HPM 31 dBm Pin = 8dBm, ETC
Power Added Efficiency,
Max Output power
PAE
_Max_NTC
GMSK_HPM 38 %
Pout = P
out_Max_NTC;
Pin = 8dBm
Power Added Efficiency at
Rated Output Power
PAE
_Rated_HPM
GMSK_HPM 35 %
PAE
_Rated_MPM
GMSK_MPM 24 %
PAE
_Rated_LPM
GMSK_LPM 12 %
PAE
_Rated_ULPM
GMSK_ULPM 4 %
Gain at Rated Output Power
Gain
_Rated_HPM
GMSK_HPM 29.5 dB
Gain
_Rated_MPM
GMSK_MPM 28 dB
Gain
_Rated_LPM
GMSK_LPM 27 dB
Gain
_Rated_ULPM
GMSK_ULPM 24.5 dB
Gain Variation over
Temperature
ΔGain_
T
GMSK_HPM -1.5 +1 dB
VBATT = VCC = 3.5V;
T = T
_range
GMSK_MPM -2 +2 dB
GMSK_LPM -2 +2 dB
GMSK_ULPM -1.5 +1.5 dB
Gain Variation over Voltage
ΔGain_
V
GMSK_HPM -1 +0.5 dB
VCC=VBATT = 3.1V to 4.6V
GMSK_MPM -0.5 +0.5 dB
GMSK_LPM -0.5 +0.5 dB
GMSK_ULPM -0.5 +0.5 dB
Output Noise Power
PN
_GSM850RX
All GMSK PA Gain
Mode at Rated
Output Power
-82 dBm ƒ= 869 to 894MHz, RBW = 100KHz, ETC
PN
_GSM900RX
-80 dBm ƒ= 925 to 935MHz, RBW = 100KHz, ETC
-82 dBm ƒ= 935 to 960MHz, RBW = 100KHz, ETC
PN
_DCS1800RX
-90 dBm ƒ= 1805 to 1880MHz, RBW = 100KHz, ETC
PN
_PCS1900RX
-90 dBm ƒ= 1930 to 1990MHz, RBW = 100KHz, ETC
Harmonic
2f
0
to 13f
0
All PA Gain Mode -33 dBm Pout ≤ P
RATED,
ETC
Stability
S All PA Gain Mode -36 dBm
Pout ≤ P
RATED
; VSWR = 6:1,all phases
angles, RBW = 1MHz, ETC
Ruggedness
Ru All PA Gain Mode
20:1
VSWR
No damage or permanent degradation.
All phase angles, ETC
Input VSWR
Г
_IN
All PA Gain Mode 2.5:1 VSWR
Switching Transients
SWT
_400KHz
GMSK_HPM -28 dBm
400 KHz offset; measured with 30kHz RBW,
Pout ≤ P
RATED;
T = T
_range
GMSK_MPM -28 dBm
GMSK_LPM -28 dBm
GMSK_ULPM -28 dBm
Turn On Time T
_ON
All PA Gain Mode 5 us
from final MIPI command to 90% V
RF_Peak
Turn Off Time T
_OFF
All PA Gain Mode 5 us
from final MIPI command to 10% V
RF_Peak
Test Condition: NTC, VBATT = VCC = 3.5V, Ta = 25°C , Duty Cycle = 25% , Reference to Table 1, unless otherwise specified
Preliminary Datasheet Vanchip Confidential VC7916-62