Rainbow Electronics MAX7036 - Manual (Page 5)

MAX7036
300MHz to 450MHz ASK Receiver
with Internal IF Filter
_______________________________________________________________________________________ 5
SUPPLY CURRENT vs. SUPPLY VOLTAGE
(3.3V OPERATION)
MAX7036 toc01
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
3.4 3.3 3.2 3.1
4.9
5.0
5.1
5.2
5.3
5.4
5.5
4.8
3.0 3.6 3.5
T A = -40 °C
T A = +25 °C
T A = +85 °C
T A = +105 °C
V AVDD = V DVDD = V DD
SUPPLY CURRENT vs. SUPPLY VOLTAGE
(5.0V OPERATION)
MAX7036 toc02
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
5.3 5.1 4.9 4.7
5.05
5.10
5.15
5.20
5.25
5.30
5.35
5.40
5.45
5.00
4.5 5.5
5.0V APPLICATION CIRCUIT
T A = +105 °C
T A = -40 °C
T A = +85 °C
T A = +25 °
SUPPLY CURRENT vs. RF FREQUENCY
MAX7036 toc03
RF FREQUENCY (MHz)
SUPPLY CURRENT (mA)
450 400 350 300
4.5
5.0
5.5
6.0
6.5
7.0
4.0
250 500
T A = +105 °C
T A = -40 °C
T A = +85 °C
T
A
= +25 °
P RF = -80dBm
BIT ERROR RATE vs. PEAK RF
INPUT POWER
MAX7036 toc04
PEAK RF INPUT POWER (dBm)
BIT ERROR RATE (%)
-105 -110 -115 -120
0.01
0.1
1
10
100
0.001
-125
f RF = 315MHz
f RF = 433MHz
SENSITIVITY vs. TEMPERATURE
MAX7036 toc05
TEMPERATURE ( °C)
SENSITIVITY (dBm)
60 85 105 35 10 -15
-108.5
-108.0
-107.5
-107.0
-106.5
-106.0
-110.5
-110.0
-109.5
-109.0
-40
f RF = 315MHz f RF = 433MHz
BER = 0.2%
DATA RATE = 4kbps
MANCHESTER
RSSI vs. INPUT POWER
MAX7036 toc06
INPUT POWER (dBm)
RSSI (V)
-40 -20 0 -60 -80 -100
1.4
1.6
1.8
2.0
2.2
2.4
1.2
-120
f RF = 433MHz
IF = 200kHz
LNA/MIXER VOLTAGE GAIN
vs. IF FREQUENCY
MAX7036 toc07
IF FREQUENCY (kHz)
LNA/MIXER VOLTAGE GAIN (dB)
800 1000 600 400 200
44
46
48
50
52
54
56
58
60
40
42
0
f RF = 433.92MHz
P RF = -71dBm
S
11
SMITH CHART PLOT OF RFIN
(315MHz CIRCUIT)
MAX7036 toc08
S 11 = 7.9729 Ω - j0.6085Ω
at f RF = 315MHz
S
11
SMITH CHART PLOT OF RFIN
(433MHz CIRCUIT)
MAX7036 toc09
S 11 = 6.5175 Ω - j5.5849Ω
at f RF = 433MHz
Typical Operating Characteristics
( Typical Application Circuit, V
AVDD
= V
DD
= V
DVDD
= 3.3V, f
RF
= 315MHz, T
A
= +25°C, unless otherwise noted.)