SHARP BSFH77G25

PRODUCT INFORMATION
BSFH77G25
Satellite Tuner
RF Components
Group
APPLICATIONS:
•
Satellite receiver
•
Data receiver
•
Wide-band front end
FEATURES
• Digital AFT out
• Standup Package
• AGC sample out
• I2C PLL bus interface
• Compact, lightweight design (22 cc)
DESCRIPTION
The BSFH77G25 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 MHz s bandpass filter is positioned
at the first IF. A digital AFT output is provided for evaluation of receiver system accuracy.
This tuner can be controlled by an internal I2C bus
interface.
For more information on this product, please contact
your local Sharp representative.
FH77G25-1A
SPECIFICATIONS
Receiving Frequency Range
920 to 2,050 MHz
Input Level
-60 to -30 dBm
Input Impedance
75 Ω
Intermediate Frequency
479.5 MHz
Channel Selection System
Frequency synthesizer with I2C
bus (Clock: 4 MHz)
Operating Supply Voltage
5 ±0.3 V
Operating ODU Voltage
25 V
Operating Tuning Voltage
28 ±1.4 V
IF Bandwidth
27 MHz
Demodulation System
PLL
Input Structure
F type female
Prescaler Division Ratio
-
PRODUCT INFORMATION
BSFH77G25 MECHANICAL DIMENSIONS
12.8
Sharp Electronics
Corporation Regional
Sales Offices
52.5
18.0
10.4
North American
Headquarters
3.0
Camas, WA
Ph (360) 834-2500
Fax (360) 834-8903
West
Irvine, CA
Ph (714) 250-0225
Fax (714) 250-0438
San Jose, CA
Ph (408) 436-4900
Fax (408) 436-0924
1
27.0
46.5
3/8-32
UNEF-2A
42.0
38.0
Central
4.0
4.0
5
2.2
8
9
10
11
12
14
15
16
17
18
2.1
0.65
2.1
2.2
2.2
3.1
3.1
2.2
4.8
4.8
5.0
P2.5x3 =
7.5
4.15
0.6
3.65
P2.5x6 =
15.0
P2.5x4 =
5.0 10.0
East
Burlington, MA
Ph (617) 270-7979
Fax (617) 229-9117
Annandale, NJ
Ph (908) 713-0505
Fax (908) 713-0566
Durham, NC
Ph (919) 941-0065
Fax (919) 941-0066
50.3
NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
VOLT (V)
NAME
RF IN
I/O
I
B1 (LNB)
I
TO LNB
AFT OUT 1
AFT OUT 2
AGC
B2
BASE BAND
O
O
O
I
O
DIGITAL AFT
DIGITAL AFT
AGC OUT
Romeoville, IL
Ph (708) 226-2400
Fax (708) 759-8572
Auburn Hills, MI
Ph (810) 377-9220
Fax (810) 377-9222
Austin, TX
Ph (512) 349-7262
Fax (512) 349-7002
DFW Airport, TX
Ph (214) 574-5205
Fax (214) 456-0360
Houston, TX
Ph (713) 955-9909
Fax (713) 955-9910
NOTE
Distributors
Future Electronics
SDA
TUN
SCL
P7
P3
I/O
I
I
I/O
I
Canada
Ph (514) 694-7710
Fax (514) 695-3707
+5
Marshall Industries
BB OUT
El Monte, CA
Ph (800) 522-0084
Fax (818) 307-6173
URL http://www.marshall.com
+28
Milgray
NOTE: Dimensions are in mm.
FH77G25-2A
Farmingdale, NY
Ph (800) MILGRAY (645-4729)
Fax (516) 293-6465
Reptron
Tampa, FL
Ph (800) 659-1361
Fax (813) 854-2351
Sterling Electronics Corp.
FastFax Service: 1-800-833-9437
Product Information: 1-800-642-0261
World Wide Web Site: http://www.sharpmeg.com
Houston, TX
Ph (800) 745-5500
Fax (713) 629-3939
Copyright c 1996, Sharp Electronics Corp. All rights reserved. All tradenames are the registered property of their respective owners. Specifications are subject to change without notice.
SMT96088