MAX3570 Datasheet, PDF (4/17 Pages) Maxim Integrated Products – HI-IF Single-Chip Broadband Tuners

HI-IF Single-Chip Broadband Tuners
AC ELECTRICAL CHARACTERISTICS
(MAX357_ EV kit, V_CC = +4.75V to +5.25V, R_BIAS = 5.9kΩ ±1%, inputs terminated to 1kΩ, Z_LOAD = 300Ω, f_IF = 40MHz to 48MHz,
T_A = 0°C to +70°C, unless otherwise noted. Typical values are at V_CC = +5.0V, T_A = +25°C, unless otherwise noted.) (Note 1)
PARAMETER
CONDITIONS
MIN TYP MAX UNITS
SECOND IF STAGE
Input Impedance
Output Impedance
Balanced
Balanced (Note 3)
1.7
kΩ
100
Ω
Passband Voltage Gain
Z_SOURCE = 1.1kΩ, Z_LOAD = 300Ω, V_IFVGA = +3.0V
50
53
57
dB
V_IFVGA = +0.5V
14.5
23
Passband Flatness
From PIX to (PIX - 4) MHz for 45.75MHz PIX
frequency (Note 3)
0.2
dB
Maximum Output Voltage
VGA Gain Slope
-3dB Bandwidth
V_IFVGA = +3.0V to +0.5V
(Note 3)
3.2
V_P-P
10
20
dB/V
180 MHz
Noise Figure
Noise Figure vs. Attenuation
f_IF = 44MHz, V_IFVGA = +3.0V
First 10dB back-off
5.1
dB
0.3
dB/dB
IIP3
OIP3
PSRR
Gain = 45dB, V_OUT = 1.5V_P-P
Gain = 27dB, V_OUT = 1.5V_P-P
V_OUT = 1.5V_P-P, V_IFVGA = +3.0V to +0.5V (Note 3)
50mV_P-P at 200kHz
-27.5
-11.3
25
-57
dBm
dBm
dB
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