Typical operating characteristics (continued), Transmitter – Rainbow Electronics MAX7030 User Manual
Page 8
MAX7030
Low-Cost, 315MHz, 345MHz, and 433.92MHz
ASK Transceiver with Fractional-N PLL
8
_______________________________________________________________________________________
Typical Operating Characteristics (continued)
(Typical Operating Circuit, PAV
DD
= AV
DD
= DV
DD
= HV
IN
= +3.0V, f
RF
= 433.92MHz, IF BW = 280kHz, 4kbps Manchester encoded,
0.2% BER, T
A
= +25°C, unless otherwise noted.)
SUPPLY CURRENT vs. SUPPLY VOLTAGE
MAX7030 toc17
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
3.3
3.0
2.7
2.4
10
12
14
16
8
2.1
3.6
f
RF
= 315MHz
PA ON
WITHOUT ENVELOPE SHAPING
T
A
= +85
°C
T
A
= +125
°C
T
A
= -40
°C
T
A
= +25
°C
SUPPLY CURRENT (mA)
2.5
3.0
3.5
4.0
5.0
4.5
5.5
6.0
2.0
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX7030 toc18
SUPPLY VOLTAGE (V)
3.3
3.0
2.7
2.4
2.1
3.6
f
RF
= 315MHz
PA OFF
T
A
= +85
°C
T
A
= +125
°C
T
A
= -40
°C
T
A
= +25
°C
SUPPLY CURRENT vs. SUPPLY VOLTAGE
MAX7030 toc19
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
3.3
3.0
2.7
2.4
11
13
15
17
9
2.1
3.6
f
RF
= 434MHz
PA ON
WITHOUT ENVELOPE SHAPING
T
A
= +85
°C
T
A
= +125
°C
T
A
= -40
°C
T
A
= +25
°C
SUPPLY CURRENT (mA)
3.0
3.5
4.0
5.0
4.5
5.5
6.0
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX7030 toc20
SUPPLY VOLTAGE (V)
3.3
3.0
2.7
2.4
2.1
3.6
f
RF
= 434MHz
PA OFF
T
A
= +85
°C
T
A
= +125
°C
T
A
= -40
°C
T
A
= +25
°C
SUPPLY CURRENT vs. OUTPUT POWER
AVERAGE OUTPUT POWER (dBm)
6
2
-10
-6
-2
5
6
7
8
9
10
11
12
4
-14
10
MAX7030 toc21
SUPPLY CURRENT (mA)
f
RF
= 315MHz
PA ON
ENVELOPE SHAPING ENABLED
PA ON
50% DUTY CYCLE
SUPPLY CURRENT vs. OUTPUT POWER
AVERAGE OUTPUT POWER (dBm)
6
2
-10
-6
-2
5
6
7
8
9
10
11
12
13
14
-14
10
MAX7030 toc22
SUPPLY CURRENT (mA)
f
RF
= 434MHz
PA ON
ENVELOPE SHAPING ENABLED
PA ON
50% DUTY CYCLE
SUPPLY CURRENT AND OUTPUT POWER
vs. EXTERNAL RESISTOR
MAX7030 toc23-1
EXTERNAL RESISTOR (
Ω)
SUPPLY CURRENT (mA)
1k
100
1
10
4
6
8
10
12
14
16
18
2
0.1
10k
-12
-8
-4
0
4
8
12
16
-16
OUTPUT POWER (dBm)
f
RF
= 315MHz
PA ON
POWER
CURRENT
SUPPLY CURRENT AND OUTPUT POWER
vs. EXTERNAL RESISTOR
MAX7030 toc23-2
EXTERNAL RESISTOR (
Ω)
SUPPLY CURRENT (mA)
1k
100
1
10
4
6
8
10
12
14
16
18
2
0.1
10k
-12
-8
-4
0
4
8
12
16
-16
OUTPUT POWER (dBm)
f
RF
= 433MHz
PA ON
POWER
CURRENT
TRANSMITTER