cxa1897q Sony Electronics, cxa1897q Datasheet - Page 11

• Manufacturer Part Number: cxa1897q
• Description: Dolby B Type Noise Reduction System With Recording/playback Equalizer
• Manufacturer: Sony Electronics

Reference input level
Reference output level
S/N ratio
Signal handling
Total harmonic distortion
Output offset voltage
NORM-NORM mode
frequency characteristics
CrO
frequency characteristics
METAL-NORM mode
frequency characteristics
NORM-HIGH mode
frequency characteristics
CrO
frequency characteristics
METAL-HIGH mode
frequency characteristics
Maximum muting amount
Muting characteristics
2
2
-NORM mode
-HIGH mode
Item
NORM-NORM, 315Hz
NORM-NORM, 315Hz
Rg=5.1k, "A"-WTG filter
NORM-NORM, R
NORM-NORM, R
NORM-NORM
3kHz, –20dB
8kHz, –20dB
12kHz, –20dB
3kHz, –20dB
8kHz, –20dB
12kHz, –20dB
3kHz, –20dB
8kHz, –20dB
12kHz, –20dB
5kHz, –20dB
15kHz, –20dB
20kHz, –20dB
5kHz, –20dB
15kHz, –20dB
20kHz, –20dB
5kHz, –20dB
15kHz, –20dB
20kHz, –20dB
NORM-NORM mode, 1kHz, +8dB
NORM-NORM mode, 1kHz,
2.0V (MUTE pin voltage)
L
L
=2.7k , 1kHz, THD=1%
=2.7k , 1kHz, 0dB
Conditions
—11—
Against NORM-NORM
mode at 315Hz, –20dB
Against NORM-NORM
mode at 315Hz, –20dB
Against NORM-NORM
mode at 315Hz, –20dB
Against NORM-NORM
mode at 315Hz, –20dB
Against NORM-NORM
mode at 315Hz, –20dB
Against NORM-NORM
mode at 315Hz, –20dB
–29.4 –27.9 –26.4
57.0
–1.3
10.4
13.2
11.3
–0.7
13.5
12.0
17.0
10.5
14.7
–8.0
Min.
8.0
3.6
3.7
1.8
6.7
3.3
5.9
8.3
3.6
4.9
—
—
—
–10.0
–100
60.6
–0.2
13.4
15.8
13.7
10.5
16.7
14.2
20.0
12.4
17.4
–5.6
Typ.
8.8
0.2
4.0
5.7
3.0
8.4
4.5
7.4
0.2
4.9
6.1
16.4
18.2
15.8
12.3
19.5
16.0
22.5
14.0
19.7
–4.0
Max.
–80
0.5
4.4
1.1
7.3
4.2
9.7
5.7
8.9
1.7
6.0
7.3
—
—
—
CXA1897Q
dBm
dBm
Unit
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
%
V