MAX9947ETE Ver la hoja de datos (PDF) - Maxim Integrated
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MAX9947ETE Datasheet PDF : 17 Pages
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MAX9947
AISG Integrated Transceiver
Typical Operating Characteristics (continued)
(VCC = 5V, VL = 3.3V, TXOUT connected with 50Ω to RXIN, RXIN connected to 50Ω in series with 220nF to GND, R1 = 10kΩ between
BIAS and RES, R2 = ∞, pullup SYNCOUT with 1kΩ to VL, TA = TMIN to TMAX, unless otherwise speciied.)
TRANSMITTER OUPUT SPECTRUM
vs. FREQUENCY (115.2kbps)
20
90% DUTY CYCLE
0
CF = 470pF
-20
-40
TRANSMITTER OUPUT SPECTRUM
vs. FREQUENCY (115.2kbps)
20
90% DUTY CYCLE
0
CF = 470pF
-20
-40
TRANSMITTER OUPUT IMPEDANCE
vs. FREQUENCY
25
20
15
-60
-60
10
-80
-80
5
-100
-100
-120
0.1
1
10
100
1000
FREQUENCY (MHz)
-120
0
5
10
15
20
25
FREQUENCY (MHz)
0
0.01
0.1
1
10
100
FREQUENCY (MHz)
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
0
TXIN = VL
-10
-20
-30
-40
-50
-60
-70
-80
0.01 0.1
1 10 100 1000 10,000 100,000
FREQUENCY (kHz)
20
18
16
14
12
10
8
6
4
2
0
0.1
RECEIVER INPUT IMPEDANCE
vs. FREQUENCY
1
10 100 1000 10,000
FREQUENCY (kHz)
RECEIVER INPUT THRESHOLD
vs. TEMPERATURE
0
DIR TO RECEIVER OUTPUT DELAY
vs. TEMPERATURE
400
-4
380
-8
360
-12
RXOUT = STABLE LOW
-16
RXOUT = STABLE HIGH
-20
-40 -15
10
35
60
85
TEMPERATURE (°C)
340
320
300
-40 -15
10
35
60
85
TEMPERATURE (°C)
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