RF3854TR7 RFMD, RF3854TR7 Datasheet - Page 8

• 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

RF3854
8 of 26
Output Performance with CW Baseband Inputs
High Band Mode (DCS1800/PCS1900)
Mode=High Band F
Settings)
VGA and PA Driver
Modulator
Spurious Outputs
Spurious Outputs at Integer
Output Compression
Output P1dB*
* Not tested in Production
** Provides the same output power as modulated signal with associated crest factor.
Output Power 8PSK Modulated*
Suppression at F
Harmonics of 1/2xFLOHB
Gain Control Voltage Range
3rd Harmonic of Modulation
Parameter
Sideband Suppression
Carrier Suppression
Gain Control Range
Gain Control Slope
Output Power CW
C
-3x300kHz
4xFLO LB
6xFLO LB
LO
FLO LB
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.
-44
0.2
0
0
Specification
-70.0
-25.0
-40.0
Typ.
-17.6
+8.0
-1.6
2.2
-30
-40
-45
-45
-45
-45
-45
-40
-40
-40
-39
-50
-37
42
28
2
Max.
+6.0
2.0
-30
-30
-30
-30
-30
-34
-34
-33
-30
-30
-40
-37
Unit
dB/V
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dB
V
V
LO=1710MHz to 1910MHz at 0dBm,
IQ=800mV
unless otherwise noted
GC=2.0V, IQ=1.2V
GC=2.0V, IQ=800mV
GC=1.5V, IQ=800mV
GC=1.0V, IQ=800mV
GC=0.5V, IQ=800mV
GC=0.2V, IQ=800mV
Difference between output power at GC=2.0V
and GC=0.2V
Calculated between GC=0.5V and 1.5V
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=0.2V, 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=0.2V, No I/Q adjustment
GC=2.0V
F
GC=2.0V, I/Q=800mV
FLO LB leakage
Second harmonic of carrier
Third harmonic of carrier
I/Q=100kHz
LO
CC
x2 Mode
=2.7V, T=+25°C,
P-P
** at 100kHz,
Condition
P-P
P-P
P-P
P-P
P-P
P-P
8PSK
P-P
at 100kHz
at 100kHz
at 100kHz
at 100kHz
at 100kHz
at 100kHz
Rev A1 DS070313