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参数资料
| 型号： | YMF781-SZ |
| 元件分类： | 消费家电 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP100 |
| 封装： | LEAD FREE, PLASTIC, SQFP-100 |
| 文件页数： | 3/14页 |
| 文件大小： | 739K |
| 代理商： | YMF781-SZ |
YMF781
11
●Analog Characteristics
Conditions: TOP=25℃, VDD=3.30V, SPVDD=3.30V
·
SP Amplifier
Ｉ
tem
Ｍ
in.
Ｔ
yp.
Ｍ
ax.
Ｕ
nit
Gain Settings (Fixed)
±
2
times
Minimum load resistance (RL)
8
Maximum Output Voltage Width (RL=8
)
5.5
Vp-p
Maximum Output Power (RL=8
, THD+N≦1.0%)
480
mW
THD + N (RL=8
, f=1kHz, 330mW output)
0.03
％
Quiescent noise (A-filter: weighing filter)
-90
dBV
PSRR (f=1kHz)
90
dB
Amplitude Center voltage
0.5
×VDD
V
Differential Output Voltage
10
50
mV
Connectable maximum load capacitance to SPOUT1,
SPOUT2 terminal (*)
1000
pF
(*): MAX 1000pF can be connected to the SPOUT1 terminal and the SPOUT2 terminal.
·
EQ Amplifier
Ｉ
tem
Ｍ
in.
Ｔ
yp.
Ｍ
ax.
Ｕ
nit
Possible Gain Setting Range
30
dB
Maximum Output Voltage Amplitude
3.0
Vp-p
THD + N (f=1kHz)
0.05
％
Quiescent noise (A-filter)
-90
dBV
Input Impedance
10
M
Feedback resistor between EQ2-EQ3
20
k
·
SP Volume
Ｉ
tem
Ｍ
in.
Ｔ
yp.
Ｍ
ax.
Ｕ
nit
Volume Setting Range
-30
0
dB
Volume Step Width
1
dB
THD + N (f=1kHz)
0.05
％
·
EQ Volume
Ｉ
tem
Ｍ
in.
Ｔ
yp.
Ｍ
ax.
Ｕ
nit
Volume Setting Range
-30
0
dB
Volume Step Width
1
dB
Quiescent noise (A-filter)
-90
dBV
Maximum Output Current
132
μ
A
Maximum Output Voltage Amplitude
1.65
Vp-p
Output Impedance
300
600
·
HP Volume
Ｉ
tem
Ｍ
in.
Ｔ
yp.
Ｍ
ax.
Ｕ
nit
Volume Setting Range
-30
0
dB
Volume Step Width
1
dB
Quiescent noise (A-filter)
-90
dBV
Maximum Output Current
132
μ
A
Maximum Output Voltage Amplitude
1.65
Vp-p
Output Impedance
300
600
·
VREF
Ｉ
tem
Ｍ
in.
Ｔ
yp.
Ｍ
ax.
Ｕ
nit
VREF Voltage
0.5
×VDD
V
·
DAC
Ｉ
tem
Ｍ
in.
Ｔ
yp.
Ｍ
ax.
Ｕ
nit
Resolution
16
Bit
Full scale Output Voltage
1.65
Vp-p
THD+N (f= 1kHz)
0.5
％
Quiescent noise (A-filter)
-85
80
dBV
Frequency Characteristics (f=50Hz to 20kHz)
-3.0 (*)
+0.5
dB
(*) A drop of the high range response owing to the aperture effect.
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