BU7861KN_08 Datasheet, PDF (2/13 Pages) Rohm – Mixer & Selector with PCM CODEC and 16bit D/A Converter

●Electrical Characteristics
(Unless specified, Ta=25℃, DVDD=AVDD=3.0V, PVDD=3.0V, FSYNC=8kHz)
・Complete Block
Parameter
Symbol Min.
Typ.
Max. Unit
Conditions
Consumed Current 1
Consumed Current 2
IDD1
－
0.1
10
μA
When all power down, FSYNC L
fixed
IDD2
－
0.8
1.2
mA REFON, FSYNC L fixed
Consumed Current 3
IDD3
－
1.7
2.6
mA REFON+PLLON, FSYNC=8kHz
Consumed Current 4
IDD4
－
1.6
2.4
mA REFON+MICBON, FSYNC L fixed
Consumed Current 5
IDD5
－
1.0
1.5
mA REFON+EXTOUT, FSYNC L fixed
Consumed Current 6
Consumed Current 7
Consumed Current 8
IDD6
－
5.9
9.0
mA
REFON+PLLON+VICON,
FSYNC=8kHz
IDD7
－
6.4
9.6
mA
REFON+PLLON+VICON+TONEON,
FSYNC=8kHz
IDD8
－
2.2
3.3
mA REFON+RECON, FSYNC L fixed
Consumed Current 9
IDD9
－
2.9
4.5
mA REFON+HPON, FSYNC L fixed
Consumed Current 10
IDD10
－
2.2
3.3
mA
REFON+ HPVOLON, FSYNC
L fixed
Consumed Current 11
IDD11
－
10.0
15.0
mA DACON, SYSCLK=256fs
Consumed Current 12
IDD12
－
18.0
27.0
mA
All power on
FSYNC=8kHz SYSCLK=256fs
Digital High Level Input Voltage
VIH
0.8×
DVDD
－
－
V
Digital Low Level Input Voltage
VIL
－
－
0.2×
DVDD
V
Digital High Level Input Current IIH
－
－
10
μA VIH=DVDD
Digital Low Level Input Current
IIL
-10
－
－
μA VIL=0V
Digital High Level Output
Voltage
VOH
DVDD
－0.5
－
－
V IOH=－1mA
Digital Low Level Output
Voltage
VOL
－
－
0.5
V IOL=1mA
Schmidt Input Hysteresis Width Vhys
0.3
0.5
0.7
V
SYSCLK, BCLK, LRCLK, FSYNC,
DSPCLK
・Sound Block
Parameter
Min.
Frequency Characteristics -3
DAC Full Scale
1.4
Gain Error between
-
Channels
Distortion (No Bass Boost) －
Distortion (With Bass _－
Boost)
S/N
75
Crosstalk
70
Output Level during Mute
70
Typ. Max. Unit
Conditions
－
+3
dB
Reference level (-20dB due to full scale)
f=20Hz～20kHz -3dB band width
1.8
2.2
V_P-P 0.6×VDD
-
±1.5 dB ^{Difference between Lch and Rch levels during DAC full}
scale
－
1
% DAC input=-0.5dBFS, HP_VOL=-2dB, HP2_VOL=0dB
－
10
% ^{DAC input=-0.5dBFS, HP_VOL=-2dB, HP2_VOL=0dB}
During full scale
83
－
dB HP_VOL, HP2_VOL=0dB, f=1kHz, A-weighted
Stereo headphone amp included
80
－
Measures the leak from Lch to Rch during full-scale
dB _{output. 1kHz BPF}
80
－
dB １kHz BPF
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