MAX1471 Maxim Integrated Products, MAX1471 Datasheet - Page 3

• Manufacturer Part Number: MAX1471
• Description: 3V/5V ASK/FSK Superheterodyne Receiver
• Manufacturer: Maxim Integrated Products

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AC ELECTRICAL CHARACTERISTICS
(Typical Application Circuit, AV
noted. Typical values are at AV
DC ELECTRICAL CHARACTERISTICS (continued)
(Typical Application Circuit, AV
noted. Typical values are at AV
GENERAL CHARACTERISTICS
Receiver Sensitivity
Maximum Receiver Input Power
Level
Receiver Input Frequency Range
Receiver Image Rejection
LNA/MIXER (Note 4)
LNA Input Impedance
Voltage Conversion Gain (High-
Gain Mode)
Input-Referred 3rd-Order
Intercept Point (High-Gain Mode)
Voltage Conversion Gain (Low-
Gain Mode)
Input-Referred 3rd-Order
Intercept Point (Low-Gain Mode)
LO Signal Feedthrough to
Antenna
Mixer Output Impedance
IF
Input Impedance
Operating Frequency
3dB Bandwidth
FM DEMODULATOR
Demodulator Gain
Input-High Leakage Current
Input-Low Leakage Current
Input Capacitance
VOLTAGE REGULATOR
Output Voltage
PARAMETER
PARAMETER
_______________________________________________________________________________________
DD
DD
DD
DD
ASK/FSK Superheterodyne Receiver
= DV
= DV
= DV
= DV
315MHz/434MHz Low-Power, 3V/5V
SYMBOL
SYMBOL
DD
DD
DD
RF
DD
Z
V
RF
G
Z
Z
C
f
OUT
I
REG
IR
f
I
RF
MAX
IH
11
11
IF
FM
= HV
IL
= HV
= HV
IN
= HV
IN
IN
IN
IN
IN
= +3.0V, f
= +3.0V, f
= +2.4V to +3.6V, f
0.2% BER, 4kbps
Manchester Code, 280kHz
IF BW, 50Ω
(Note 3)
Normalized to 50Ω
= +2.4V to +3.6V, f
(Note 2)
(Note 2)
(Note 2)
HV
IN
= 5.0V, I
RF
RF
= 434 MHz, T
= 434 MHz, T
LOAD
CONDITIONS
CONDITIONS
RF
RF
= 7.0mA
= 300MHz to 450MHz, T
= 300MHz to 450MHz, T
A
A
= +25°C, unless otherwise noted.) (Note 1)
= +25°C, unless otherwise noted.) (Note 1)
ASK
FSK
f
f
RF
RF
= 315MHz
= 434MHz
A
A
= -40°C to +125°C, unless otherwise
= -40°C to +125°C, unless otherwise
MIN
MIN
300
1 - j4.7
1 - j3.4
-114
-108
TYP
47.5
12.2
10.7
TYP
330
330
-38
-90
2.2
3.0
45
10
-5
0
MAX
MAX
450
-20
2.0
20
mV/kHz
UNITS
UNITS
dBm
dBm
MHz
dBm
dBm
dBm
MHz
MHz
dB
dB
dB
µA
µA
pF
Ω
Ω
V
3