CXA1910Q
Electrical Characteristics
(Ta=25°C, Vcc=8.0V, RL: output load resistance, Rg: head equivalent impedance)
Measurement conditions
Item
Symbol
Min.
14.5
Typ. Max.
17.9 21.5
Unit
mA
(input pin, input level, frequency etc.)
No signal
Current consumption
ICC
Dolby block (Dolby level -6dBm=0dB)
TAPE IN input sensitivity
Decode boost 1
VTIN
LINEOUT= 0 dB 1kHz
–32.0 –30.0 –28.0 dBm
BP1
TAPE IN 500Hz NR-ON Vlo=–25dB
TAPE IN 2kHz NR-ON Vlo=–25dB
TAPE IN 5kHz NR-ON Vlo=–25dB
TAPE IN 10kHz NR-ON Vlo=–40dB
TAPE IN 10kHz NR-ON Vlo=0dB
TAPE IN –20dBm 1kHz RL=2.7kΩ
TAPE IN –20dBm 1kHz NR-ON RL=2.7kΩ
No signal NR-ON CCIR/ARM filter
1kHz THD=1% RL=2.7kΩ
1.4
5.5
3.9
9.7
–1.1
—
2.9
6.4
4.4
8.5
6.9
11.9
1.9
0.2
0.2
—
Decode boost 2
BP2
Decode boost 3
BP3
5.2
dB
Decode boost 4
BP4
10.4
0.4
Decode boost 5
BP5
TAPE IN total harmonic distortion 1
TAPE IN total harmonic distortion 2
Decode S/N ratio
THD1
THD2
SN1
0.03
0.04
82.8
14.4
–67
4.0
%
dB
dB
V
—
77.0
13.0
—
Signal handling
VOMAX1
CT3
—
Cross talk TAPE 1ch→2ch
LINEOUT offset voltage
Playback equalizer amplifier block
120µs FWD frequency characteristics
120µs FWD frequency characteristics
70µs FWD frequency characteristics
120µs RVS frequency characteristics
Signal handling
TAPE IN –24dBm 1kHz
–55
4.1
VOS1
No signal
3.9
PBREF
F120F
F70F
F120R
VOMAX2
THD5
SN2
PB F IN 315Hz –70dBm VPBO=0dB
PB F IN 2.7kHz –58.5dBm for 315Hz
PB F IN 4.5kHz –53.8dBm for 315Hz
PB R IN 315Hz –70dBm for 315Hz
PB F IN 1kHz THD=1% RL=2.7kΩ
PB F IN 1kHz –52dBm RL=2.7kΩ
No signal "A" weighting filter
–27.0 –25.0 –23.0 dBm
–1.5
–1.5
–1.0
0.7
0.0
0.0
1.5
1.5
1.0
—
dB
–10.0 –3.0
dBm
%
Total harmonic distortion
S/N ratio
—
57.0
1.55
—
0.07
60.0
1.95
–78
–75
0.5
—
dB
V
Output offset voltage
VOS2
No signal Rg=2.2kΩ
2.35
–70
–65
Cross talk between channels
Cross talk between RVS and FWD
CT4
PB IN 1kHz –42dBm
dB
CT5
—
Interval detection between tracks (MUSIC SENSOR) block
Signal detection level 1
Signal detection level 2
MS output leak current
VMS1
VMS2
IOH
TAPE IN 5kHz MS-ON G1 (10kΩ, 0.015µF)
TAPE IN 5kHz MS-ON G2 (1kΩ, 1.5µF)
–43.0 –39.0 –35.0
–62.5 –58.5 –54.5
dBm
µA
V
—
0.0
1.0
TAPE IN 5kHz -30dBm, 1mA applied to MSOUT
AMS ON (G1 mode)
MS output saturation voltage
VOL
—
0.28
1.0
Boost charge circuit block
PBFB boost-charge current
Boost charge ON VCT level
Boost charge OFF VCT level
ICRG
VCRG1
VCRG2
VIL
No signal, 3.4V applied to VCT and 1.8V to PBFB
No signal, VCT level when boost charge ON
No signal, VCT level when boost charge OFF
MSMODE, NRMODE, MSSW,
1.0
—
3.0
—
—
—
—
—
3.4
—
mA
V
3.6
0.0
2.5
0.8
Vcc
Logic voltage
VIH
TAPESW, NRSW, DRSW
120µs, FWD mode, NR OFF, MS OFF unless otherwise specified.
—7—
SONY [ SONY CORPORATION ]
