P
RODUCT
I
NFORMATION
APPLICATIONS:
•
Satellite receiver
•
Data receiver
•
Wide-band front end
RF Components
Group
BSFH77G34
Satellite Tuner
FEATURES
•
Digital AFT out
•
Standup Package
•
AGC sample out
•
Compact, lightweight design (22 cc)
DESCRIPTION
The BSFH77G34 is an integrated single conversion tuner
and FM demodulator. It was designed for the reception
of analog signals. It has a single input and a combined
video and audio output. The input frequency range is
920 to 2,050 MHz. A 27/18 MHz switchable bandpass
filter is positioned at the first IF. Bandwidth selection is
made by applying an external voltage of an external pin.
A digital AFT output is provided for evaluation of receiver
system accuracy.
This tuner is controlled by an internal TSA5055 I2C
PLL.
For more information on this product, please contact
your local Sharp representative.
FH77G34-1A
SPECIFICATIONS
Receiving Frequency Range
Input Level
Input Impedance
Intermediate Frequency
Channel Selection System
Operating Supply Voltage
Operating ODU Voltage
Operating Tuning Voltage
IF Bandwidth
Demodulation System
Input Structure
Prescaler Division Ratio
920 to 2,050 MHz
-60 to -30 dBm
75
Ω
479.5 MHz
Frequency synthesizer with I2C
TSA5055S (Clock: 4 MHz)
5
±0
.3 V
25 V
28
±1.4
V
27/18 MHz
PLL
F type female
-
SHARP [ SHARP ELECTRIONIC COMPONENTS ]
