Typical operating characteristics (continued) – Rainbow Electronics MAX9597 User Manual
Page 8

MAX9597
Low-Power Audio/Video Interface
for Single SCART Connectors
8
_______________________________________________________________________________________
Typical Operating Characteristics (continued)
(V
VID
= V
AUD
= 3.3V, V
12
= 12V, GND = EP = 0, video load is 150
Ω to GND, audio load is 10kΩ to GND, T
A
= +25°C, unless other-
wise noted.)
DIFFERENTIAL GAIN AND PHASE
MAX9597 toc10
DIFFERENTIAL PHASE (deg)
1
0
3
2
4
5
0.6
0.8
0.4
0.2
0
-0.2
-0.4
DIFFERENTIAL GAIN (%)
0.2
0.3
0.1
0
-0.1
-0.2
-0.3
1
0
3
2
4
5
100ns/div
2T RESPONSE
INPUT
200mV/div
MAX9597 toc11
OUTPUT
400mV/div
400ns/div
12.5T RESPONSE
INPUT
200mV/div
MAX9597 toc12
OUTPUT
400mV/div
10
μs/div
PAL VIDEO TEST SIGNAL
INPUT
0.5V/div
MAX9597 toc13
OUTPUT
1V/div
1.460
1.464
1.472
1.468
1.476
1.480
VIDEO OUTPUT BIAS VOLTAGE
vs. TEMPERATURE
MAX9597 toc14
TEMPERATURE (
°C)
VIDEO OUTPUT BIAS VOLTAGE (V)
0
25
50
75
AUDIO LARGE-SIGNAL BANDWIDTH
vs. FREQUENCY
MAX9597 toc15
FREQUENCY (Hz)
GAIN (dB)
100k
10k
1k
100
-15
-10
-5
0
5
10
-20
10
1M
V
IN
= 0.25V
RMS
R
L
= 10k
Ω
AUDIO CROSSTALK
vs. FREQUENCY
MAX9597 toc16
FREQUENCY (Hz)
CROSSTALK (dB)
10k
1k
-100
-80
-60
-40
-20
0
-120
100
100k
V
IN
= 0.25V
RMS
R
L
= 10k
Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX9597 toc17
FREQUENCY (Hz)
THD+N (%)
10k
1k
100
0.001
0.01
0.1
0.0001
10
100k
R
L
= 3.3k
Ω
V
IN
= 0.25V
RMS
V
IN
= 0.5V
RMS
V
AUD
POWER-SUPPLY REJECTION RATIO
(INPUT REFERRED) vs. FREQUENCY
MAX9597 toc18
FREQUENCY (Hz)
PSRR (dB)
10k
1k
100
-100
-80
-60
-40
-20
0
-120
10
100k
V
AUD
= 3.3V + 100mV
P-P