MAX7042 Maxim Integrated Products, MAX7042 Datasheet - Page 3

• Manufacturer Part Number: MAX7042
• Description: 308MHz/315MHz/418MHz/433.92MHz Low-Power FSK Superheterodyne Receiver
• Manufacturer: Maxim Integrated Products

DC ELECTRICAL CHARACTERISTICS (continued)
(Typical Application Circuit, 50Ω system impedance, AV
T
P
AC ELECTRICAL CHARACTERISTICS
(Typical Application Circuit, 50Ω system impedance, AV
T
P
Input High Pulldown Current
Input Low-Leakage Current
Output High Voltage
Output Low Voltage
VOLTAGE REGULATOR
Output Voltage
Maximum Input Level
Sensitivity (Note 1)
Receiver Image Rejection
LNA/MIXER
Input Impedance (Note 2)
1dB Input Compression Point
(Notes 2, 3)
Input-Referred 3rd-Order Intercept
Point (Notes 2, 3)
LO Signal Feedthrough to
Antenna
Mixer Output Impedance
Voltage Conversion Gain
IF LIMITING AMPLIFIER
Input Impedance
-3dB Bandwidth
A
RFIN
A
RFIN
= -40°C to +125°C, unless otherwise noted. Typical values are at AV
= -40°C to +125°C, unless otherwise noted. Typical values are at AV
≤ -80dBm, T
≤ -80dBm, T
PARAMETER
PARAMETER
Low-Power, FSK Superheterodyne Receiver
A
A
= +25°C, unless otherwise noted.)
= +25°C, unless otherwise noted.)
_______________________________________________________________________________________
308MHz/315MHz/418MHz/433.92MHz
SYMBOL
SYMBOL
Zout
V
P
V
IIP3
V
Z
Z
I
REG
I
1dB
OH
IH
OL
IL
11
11
MIX
HV
HV
HV
HV
I
I
315MHz
setting
434MHz
setting
Normalized to
50Ω
1x I
2x I
1x I
2x I
330Ω IF filter
load
(Notes 2, 3)
SOURCE
SINK
IN
IN
IN
IN
LNA
LNA
LNA
LNA
= +3.6V
= +5.5V
= +3.6V
= +5.5V
= 500µA
DD
DD
315MHz
315MHz
315MHz
315MHz
= 500µA
= DV
= DV
CONDITIONS
CONDITIONS
DD
DD
Operating, 1x I
Operating, 2x I
Operating, 1x I
Operating, 2x I
2x I
2x I
1x I
2x I
1x I
2x I
= HV
= HV
LNA
LNA
LNA
LNA
LNA
LNA
433.92MHz
315MHz
433.92MHz
315MHz
315MHz
433.92MHz
IN
IN
= +2.4V to +3.6V, f
= +2.4V to +3.6V, f
LNA
LNA
LNA
LNA
DD
DD
= DV
= DV
DD
DD
MIN
MIN
2.5
= HV
= HV
RF
RF
= 308, 315, 418, and 433.92MHz;
= 308, 315, 418, and 433.92MHz;
HV
IN
IN
0.94 - j3.2
0.94 - j2.1
TYP
-107
-110
-106
-109
IN
TYP
= +3.0V, f
= +3.0V, f
330
330
< 1
< 1
0.4
3.0
-47
-52
-37
-42
-80
20
45
52
57
47
52
10
8
0
- 0.4
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MAX
MAX
RF
RF
3.5
15
40
1
1
= 433.92MHz,
= 433.92MHz,
UNITS
UNITS
dBm
dBm
dBm
dBm
dBm
MHz
µA
µA
dB
dB
Ω
Ω
V
V
V
3