SGM8902 Datasheet, PDF (5/14 Pages) SG Micro Corp – Capless 2Vrms to 3Vrms Line Driver

SGM8902
Capless 2Vrms to 3Vrms Line Driver
with Adjustable Gain
TYPICAL PERFORMANCE CHARACTERISTICS
VDD = 3.3V, TA = +25℃, RL = 2.5kΩ, CPUMP = CPVSS = 1µF, CIN = 10µF, RIN = 10kΩ, RFB = 20kΩ, unless otherwise noted.
THD+N vs. Output Voltage
10
VDD = 3.3V, RL = 600Ω,
f = 1kHz
1
THD+N vs. Output Voltage
10
VDD = 3.3V, RL = 2.5kΩ,
f = 1kHz
1
0.1
0.1
0.01
0.01
0.001
0.001
0.0001
100m 200m
500m
1
2
5
10
Output Voltage (Vrms)
0.0001
100m 200m
500m
1
2
5
10
Output Voltage (Vrms)
THD+N vs. Output Voltage
10
VDD = 3.3V, RL = 100kΩ,
f = 1kHz
1
0.1
0.01
0.001
0.0001
100m 200m
500m
1
2
5
10
Output Voltage (Vrms)
THD+N vs. Frequency
1
VDD = 3.3V, RL = 2.5kΩ
0.1
0.01
Left_Cyan Right_Green
0.001
0.0001
20
50 100 200
500 1k 2k
Frequency (Hz)
5k 10k 20k
FFT vs. Frequency
+0
VDD = 3.3V, RL = 100kΩ,
-20 ^VO ^{= 2mVrms}
-40
-60
-80
-100
-120
-140
-160
2k 4k 6k 8k 10k 12k 14k 16k 18k 20k 22k 24k
Frequency (Hz)
SG Micro Corp
www.sg-micro.com
DECEMBER 2016
5