UPC1687GV Datasheet, PDF (1/5 Pages) California Eastern Labs – 900 MHz SILICON RFIC DOWN CONVERTER

900 MHz SILICON
RFIC DOWN CONVERTER
UPC1687GV
FEATURES
• WIDE-BAND OPERATION: DC to 900 MHz
• SMALL PACKAGE
• DOUBLE BALANCED MIXER:
Low Distortion
Low Oscillator Radiation
• BALANCED AMPLIFIER FOR VOLTAGE
CONTROLLED OSCILLATORS:
Up to UHF Frequency
• SINGLE ENDED PUSH-PULL IF AMPLIFIER:
Constant Resistive Impedance
• SWITCHABLE AS MIXER OR IF AMP
DESCRIPTION
The UPC1687GV is a silicon RFIC designed as a wide-band
mixer/oscillator/IF amp suitable for UHF TV tuners. Device
features include: 25 dB gain from 55 to 900 MHz and an output
power of +10 dBm at the saturation point. The IC is housed in
an 8 pin SSOP package.
BLOCK DIAGRAM
8
7
OSC
OSC Buffer
6
5
IF Main
Amp.
IF Pre
Amp.
MIX
REG.
1
2
3
4
ELECTRICAL CHARACTERISTICS (TA = 25°C, VCC = 5 V)
PART NUMBER
PACKAGE OUTLINE
SYMBOLS
PARAMETERS AND CONDITIONS
UNITS
ICC
CG
NF
CM
PSAT
fSTB
VOSC
VSWR
Circuit Current, no input signal
Conversion Gain (RF Input Terminal is not tuned) at
IF = 50 MHz, PRF = -40 dBm, POSC = -5 dBm
RF = 500 MHz
RF = 900 MHz
Noise Figure at IF = 50 MHz, POSC = -5 dBm
RF = 500 MHz
RF = 900 MHz
1% Cross Modulation Distortion¹
RF = 500 MHz
RF = 900 MHz
Output Power (Saturation Point)
Oscillator Frequency Stability at VCC ± 10%
OSC f = 550 to 950 MHz
VCC at OSC Start
OSC f = 550 to 950 MHz
IF Output
mA
dB
dB
dB
dB
dBµ
dBµ
dBm
kHz
V
Note:
1. Undesired = Desired ± 12 MHz, 100 kHz, 30% AM Mod, S/I Ratio = 46 dBc.
UPC1687GV
S08
MIN
TYP
MAX
25
38
48
22
26
29
20
24
27
—
9
12
—
10
13
—
88
—
—
89
—
—
+10
—
—
±200
—
—
3.0
—
—
—
1.5
TEST
CIRCUIT
Fig. 1
Fig. 1
Fig. 1
Fig. 1
Fig. 1
Fig. 1
Fig. 1
Fig. 1
Fig. 2
Fig. 2
Fig. 1
California Eastern Laboratories