YMF795 Datasheet, PDF (42/45 Pages) YAMAHA CORPORATION – APL-2 Automobile sound Player-2

YMF795
FM Volume
Parameter
Volume setting range
Volume step width
Decay rate in MUTE
Minimum load resistance
Maximum output voltage amplitude
Output impedance
Note) T_OP=25°C, DVDD = AVDD = 3.3V
Min Typ Max
Unit
-30
0
dB
1
dB
80
dB
20
kΩ
3.0
Vp-p
300
600
Ω
HP Volume
Parameter
Volume setting range
Volume step width
Decay rate in MUTE
Minimum load resistance
Maximum output voltage amplitude
Output impedance
Note) T_OP=25°C, DVDD = AVDD = 3.3V
Min Typ Max
Unit
-30
0
dB
1
dB
80
dB
20
kΩ
3.0
Vp-p
300
600
Ω
VREF
Parameter
VREF voltage
Note) T_OP=25°C, DVDD = AVDD = 3.3V
Min
Typ
Max Unit
0.5×AVDD
V
DAC
Parameter
Min Typ Max
Resolution
12
Full-scale analog output (*1)
1.65
THD+N (f= 1kHz)
0.5
Noise level without signal (f=400Hz to 20kHz)
-90
Frequency characteristic (f=50Hz to 20kHz)
-3.0 (2*)
+0.5
Note) T_OP=25°C, DVDD = AVDD = 3.3V
*1: When four FM tones are simultaneously generated in the same phase.
*2: Degradation of high-frequency response due to aperture effect.
Unit
Bit
Vp-p
%
dBV
dB
-42-