CXA1797 SONY [Sony Corporation], CXA1797 Datasheet - Page 30

• Manufacturer Part Number: CXA1797
• Description: Dolby B-C Type Noise Reduction System with Recording Equalizer Amplifier
• Manufacturer: SONY [Sony Corporation]

–10
–20
–30
–40
–50
–60
0
0.05
0.02
0.01
1.0
2.0
V
V
0.5
0.1
0.2
100
EE
CC
$
, V
Rejection on Split Supply
$
V
Encode Mode
0dB = Dolby Level
EE
–4
CC
200
= ±5.5V
$
, V
NR off encoding mode
NR off decoding mode
NR B encoding mode
NR B decoding mode
NR C encoding mode
NR C decoding mode
NR C type total harmonic distortion
EE
$
0
= ±5.5V
NR ripple rejection ratio 2
500
$
Output level (dB)
Frequency (Hz)
4
1k
$
8
f = 100Hz
2k
$
f = 1kHz
12
$
16
5k
$ $
10k
$
—30—
–10
–20
–30
–40
–50
–60
0
100
V
V
$
CC
CC
$
, V
Rejection on Split Supply
EE
200
$
NR off encoding mode
NR off decoding mode
NR B encoding mode
NR B decoding mode
NR C encoding mode
NR C decoding mode
=± 5.5V
$ $ $ $
NR ripple rejection ratio 1
500
Frequency (Hz)
1k
$
2k
$
$
5k
$ $
10k
$
CXA1797Q