Rainbow Electronics MAX9671 - Manual (Page 11)

MAX9670/MAX9671
Low-Power Audio/Video Switch with Audio
Volume Control for Dual SCART Connectors
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0
10
5
20
15
25
30
0 25 50 75
V VID QUIESCENT SUPPLY CURRENT
vs. TEMPERATURE
MAX9670 toc28
TEMPERATURE ( °C)
CURRENT (mA)
0
1
3
2
4
5
V AUD QUIESCENT SUPPLY CURRENT
vs. TEMPERATURE
MAX9670 toc29
TEMPERATURE ( °C)
CURRENT (mA)
0 25 50 75
V 12 QUIESCENT SUPPLY CURRENT
vs. TEMPERATURE
MAX9670 toc30
TEMPERATURE ( °C)
CURRENT (nA)
50 25
100
200
300
400
500
600
700
800
0
0 75
Typical Operating Characteristics (continued)
(V VID = V AUD = 3.3V, V 12 = 12V, V GNDVID = V EP = 0V, video load is 150
Ω to GNDVID, audio load is 10kΩ to EP, T
A = +25°C, unless
otherwise noted.)
AUDIO CROSSTALK
vs. FREQUENCY
MAX9670 toc25
FREQUENCY (Hz)
CROSSTALK (dB)
10k 1k 100
-100
-80
-60
-40
-20
0
-120
10 100k
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX9670 toc26
FREQUENCY (Hz)
THD+N (%)
10k 1k 100
0.001
0.01
0.1
0.0001
10 100k
TVIN TO
VCROUT
V IN = 0.25V RMS
TVIN TO
TVOUT
V AUD POWER-SUPPLY REJECTION RATIO
(INPUT REFERRED) vs. FREQUENCY
MAX9670 toc27
FREQUENCY (Hz)
PSRR (dB)
10k 1k 100
-100
-80
-60
-40
-20
0
-120
10 100k
V
AUD
= 3.3V + 100mV
P-P