Datasheet

AISG Integrated Transceiver
MAX9947
_______________________________________________________________________________________ 5
Typical Operating Characteristics
(V
CC
= 5V, V
L
= 3.3V, TXOUT connected with 50I to RXIN, RXIN connected to 50I in series with 220nF to GND, R1 = 10kI between
BIAS and RES, R2 = ∞, pullup SYNCOUT with 1kI to V
L
, T
A
= T
MIN
to T
MAX
, unless otherwise specified.)
QUIESCENT CURRENT
vs. SUPPLY VOLTAGE
MAX9947 toc01
SUPPLY VOLTAGE (V)
QUIESCENT CURRENT (mA)
5.04.54.03.5
17
19
21
23
25
15
3.0 5.5
TXIN = V
L
QUIESCENT CURRENT
vs. TEMPERATURE
MAX9947 toc02
TEMPERATURE (°C)
QUIESCENT CURRENT (mA)
603510-15
18
21
24
27
30
15
-40 85
TXIN = V
L
V
CC
= 5.0V
V
CC
= 3.0V
TRANSMITTER OUTPUT vs. V
RES
MAX9947 toc03
V
RES
(V)
TRANSMITTER OUTPUT (dBm)
1.31.10.9
2
4
6
8
10
12
14
0
0.7 1.5
MAXIMUM TRANSMITTER OUTPUT
LEVEL vs. SUPPLY VOLTAGE
MAX9947 toc04
SUPPLY VOLTAGE (V)
TRANSMITTER OUTPUT (dBm)
5.04.54.03.5
2
4
6
8
10
12
14
0
3.0 5.5
MAXIMUM TRANSMITTER OUTPUT
LEVEL vs. TEMPERATURE
MAX9947 toc05
TEMPERATURE (°C)
TRANSMITTER OUTPUT (dBm)
603510-15
11
12
13
14
10
-40 85
V
CC
= 5.0V
V
CC
= 3.0V
TRANSMITTER OUPUT SPECTRUM
vs. FREQUENCY (9.6kbps)
MAX9947 toc06
FREQUENCY (MHz)
TRANSMITTER OUTPUT (dBm)
100101
-100
-80
-60
-40
-20
0
20
-120
0.1 1000
90% DUTY CYCLE
C
F
= 470pF
TRANSMITTER OUPUT SPECTRUM
vs. FREQUENCY (9.6kbps)
MAX9947 toc07
FREQUENCY (MHz)
TRANSMITTER OUTPUT (dBm)
2015105
-100
-80
-60
-40
-20
0
20
-120
0 25
90% DUTY CYCLE
C
F
= 470pF
TRANSMITTER OUPUT SPECTRUM
vs. FREQUENCY (38.4kbps)
MAX9947 toc08
FREQUENCY (MHz)
TRANSMITTER OUTPUT (dBm)
100101
-100
-80
-60
-40
-20
0
20
-120
0.1 1000
90% DUTY CYCLE
C
F
= 470pF
TRANSMITTER OUPUT SPECTRUM
vs. FREQUENCY (38.4kbps)
MAX9947 toc09
FREQUENCY (MHz)
TRANSMITTER OUTPUT (dBm)
2015105
-100
-80
-60
-40
-20
0
20
-120
0 25
90% DUTY CYCLE
C
F
= 470pF