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AM7808 Datasheet(PDF) 5 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) 5 Page - List of Unclassifed Manufacturers

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Rev C Preliminary
Amalfi Confidential
Page 5
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 – GSM900
Specification
Parameter
Min
Typ
Max
Unit
Condition
Overall – EGSM900 Band
Nominal Conditions (unless otherwise stated)
Temperature = 25
°C, VBA T = 3.5V, PIN = 3dBm
Frequency = 880MHz to 915MHz
12.5% Duty Cycle, Pulse Width = 577µs, TX_EN =
ENABLE= ‘High’, SW1 = ‘Low’
Operating Frequency
880
—
915
MHz
Output Power
VRAMP up to 1.5V
Maximum Nominal
33.0
dBm
Temp= 25
°C, VBAT=3.5V
Maximum Extreme 1
30.5
dBm
Temp= 85
°C, VBAT=3.0V, PIN = 0dBm
Maximum Extreme 2
28.5
dBm
Temp= 85
°C, VBAT=2.7V, PIN = 0dBm
Power-Added Efficiency
And Supply Current
PAE at Rated Power
47
%
At POUT = 33.0dBm typ.
PAE at Maximum Power
48
%
At POUT = 33.5dBm typ.
PAE at Backed-Off Power
35
%
At POUT = 29.0dBm
Supply Current at Rated
Power
1300
mA
Peak current at POUT = 33.0dBm
TRP
POUT set to 33.0dBm into 1:1 VSWR
Output Power Variation
±1.0
dB
3:1 VSWR, all phases
Minimum Power
30.0
dBm
3:1 VSWR, all phases
Maximum Supply Current
1500
mA
3:1 VSWR, all phases
Spurious
-76
-72
dBm
RBW=100kHz, POUT ≤ 33.0dBm, PIN = 0 to 6dBm
f = 925MHz to 935MHz
-86
-84
dBm
RBW=100kHz, POUT ≤ 33.0dBm, PIN = 0 to 6dBm
f = 935MHz to 960MHz
Output Noise Power
-82
-80
dBm
RBW=100kHz, POUT ≤ 33.0dBm, PIN = 0 to 6dBm
f = 1805MHz to 1880MHz
Forward Isolation 1
-55
-40
dBm
TX_EN=SW1=’Low’, VRAMP = 0.18V
Forward Isolation 2
-25
-22
dBm
TX_EN=SW1=’High’, VRAMP = 0.18V
2nd thru 13th harmonic
distortion
-40
-33
dBm
All Other
Non-Harmonic Spurious
-36
dBm
POUT = 5dBm to 33.0dBm
Output Load VSWR Stability
10:1
Spurious < -36dBm, with POUT set to ≤ 33.0dBm
into 50
Ω load, all phases, RBW=3MHz
Output Load VSWR
Ruggedness
20:1
POUT set to ≤ 33.0dBm 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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