RF3854TR7 RFMD, RF3854TR7 Datasheet - Page 9

• Manufacturer Part Number: RF3854TR7
• Description: IC QUADRATURE MOD QUAD-BND 24QFN
• Manufacturer: RFMD

Specifications of RF3854TR7

• Function: Modulator
• Lo Frequency: 800MHz ~ 2GHz
• Rf Frequency: 800MHz ~ 2GHz
• P1db: 7dBm
• Noise Floor: -150dBm/Hz
• Current - Supply: 110mA
• Voltage - Supply: 2.7 V ~ 3.3 V
• Test Frequency: 2.11GHz
• Package / Case: 24-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Output Power: -
• Other names: 689-1029-2

Rev A1 DS070313
Output Performance with CW Baseband Inputs
High Band Mode (DCS1800/PCS1900), cont’d
Mode=High Band F
Settings)
Intermodulation
Output IP3*
Intermodulation IM3 tone at
Output Performance with CW Baseband Inputs
Wideband Mode
Mode=Wideband F
Settings)
VGA and PA Driver
Modulator
Spurious Outputs
Spurious Output at Integer Multi-
Output Compression
Output P1dB*
* Not tested in Production
** Provides the same output power as modulated signal with associated crest factor.
Output Power W-CDMA Modu-
Suppression at F
F
relative to tones at
F
lated*
ples of FLO LB*
C
C
Gain Control Voltage Range
3rd Harmonic of Modulation
+70kHz and F
+90kHz and F
Parameter
Sideband Suppression
Carrier Suppression
Gain Control Range
Gain Control Slope
Output Power CW
C
C
C
-3x300kHz
+130kHz
+110kHz
4xFLO LB
6xFLO LB
LO
LO
FLO LB
x2 (see Control Logic Truth Table for Mode Control
x1 (see Control Logic Truth Table for Mode Control
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at ([phone] or [e-mail].
*
*
*
Min.
0.2
2
Specification
+11.5
-60.0
Typ.
-14.0
-47.0
+20
-53
-48
-50
-50
-50
-42
-41
-38
-23
-55
92
73
5
5
Max.
-42
2.0
-30
-30
-30
-30
-30
-30
-30
-10
-50
8
0
0
Unit
dB/V
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dB
V
GC=2.0V. Extrapolated from IM3 with two
baseband tones at 90kHz and 110kHz applied
differentially, in quadrature, at both I and Q
inputs, each tone 400mV
GC=2.0V
V
990MHz at -10dBm, IQ=540mV
100kHz, unless otherwise noted
GC=2.0V, IQ=0.8V
GC=2.0V
Difference between output power at GC=2.0V
and GC=0.2V
Calculated between GC=1.0V and 0.5V
GC=2.0V, No I/Q adjustment
GC=1.5V, No I/Q adjustment
GC=1.0V, No I/Q adjustment
GC=0.5V, No I/Q adjustment
GC=2.0V, No I/Q adjustment
GC=1.5V, No I/Q adjustment
GC=1.0V, No I/Q adjustment
GC=0.5V, No I/Q adjustment
GC=2.0V
GC=2.0V, I/Q=540mV
FLO LB leakage
Second harmonic of carrier
Third harmonic of carrier
I/Q=100kHz
CC
=2.7V, T=+25°C, LO=975MHz to
Condition
P-P
RF3854
at HQPSK
P-P
P-P
at 100kHz
.
P-P
** at
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