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AM7808 Datasheet(PDF) 7 Page - List of Unclassifed Manufacturers

Part # AM7808
Description  AM7808 High-Efficiency Quad-Band Transmit Dual-Band Receive GSM/GPRS CMOS TX Module
PDF  20 Pages
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Manufacturer  ETC [List of Unclassifed Manufacturers]
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AM7808 Datasheet(HTML) 7 Page - List of Unclassifed Manufacturers

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Rev C Preliminary
Amalfi Confidential
Page 7
475 Alberto Way, Ste 200, Los Gatos, CA 95032
• Tel: 408-399-5360 • Fax: 408-399-5362 • www.amalfi.com
Preliminary Device Specification
AM7808
Electrical Specifications – DCS1800
Specification
Parameter
Min
Typ
Max
Unit
Condition
Overall – DCS1800 Band
Nominal Conditions (unless otherwise stated)
Temperature = 25
°C, VBA T = 3.5V, PIN = 3dBm
Frequency = 1710MHz to 1785MHz
12.5% Duty Cycle, Pulse Width = 577µs, TX_EN =
ENABLE= ‘High’, SW1 = ‘High’
Operating Frequency
1710
—
1785
MHz
Output Power
VRAMP up to 1.5V
Maximum Nominal
30.0
dBm
Temp= 25
°C, VBAT=3.5V
Maximum Extreme 1
28.5
dBm
Temp= 85
°C, VBAT=2.7V, PIN = 0dBm
Maximum Extreme 2
27.5
dBm
Temp= 85
°C, VBAT=2.7V, PIN = 0dBm
Power-Added Efficiency
And Supply Current
PAE at Rated Power
40
%
At POUT = 30.0dBm typ.
PAE at Maximum Power
41
%
At POUT = 31.0dBm typ.
PAE at Backed-Off Power
34
%
At POUT = 28.0dBm typ.
Supply Current at Max Power
800
mA
Peak current at POUT = 30.0dBm
TRP
POUT set to 30.0dBm into 1:1 VSWR
Output Power Variation
±1.0
dB
3:1 VSWR, all phases
Minimum Power
27.0
dBm
3:1 VSWR, all phases
Maximum Supply Current
1100
mA
3:1 VSWR, all phases
Spurious
-82
-80
dBm
RBW=100kHz, POUT ≤ 30.0dBm, PIN = 0 to 6dBm
f = 1805MHz to 1880MHz
Output Noise Power
-86
-84
dBm
RBW=100kHz, POUT ≤ 30.0dBm, PIN = 0 to 6dB
f = 925MHz to 960MHz
Forward Isolation 1
-60
-52
dBm
TX_EN=SW1=’Low’, VRAMP = 0.18V
Forward Isolation 2
-30
-25
dBm
TX_EN=SW1=’High’, VRAMP = 0.18V
2nd thru 7th harmonic
distortion
-40
-33
dBm
All Other
Non-Harmonic Spurious
-36
dBm
POUT = 0dBm to 30.0dBm
Output Load VSWR Stability
10:1
Spurious < -36dBm, with POUT set to ≤ 30.0dBm
into 50
Ω load, all phases, RBW=3MHz
Output Load VSWR
Ruggedness
20:1
POUT set to ≤ 30.0dBm into 50Ω load.
No damage or permanent degradation. All phases.
Output Load Impedance
50
Ω
Load impedance presented at Antenna pad



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