BM28723AMUV
Electrical Characteristics
(Unless otherwise specified Ta=25°C, VCCP1, VCCP2=18V, VDVDD=3.3V, VRSTX=3.3V, VMUTEX=3.3V, f=1kHz, fs=48kHz, RL=8Ω,
DSP: Through, Driver Gain (GDRV) =26dB, LC Filter: L=10μH, Cg=0.47μF, Without Snubber circuit)
Limit
Typ
Parameter
Total Circuit
Symbol
Unit
Conditions
Min
Max
Pin 17, 24, -infinity dBFS input,
No load
ICC1
IDD1
ICC2
-
-
-
45
9
90
19
mA
mA
μA
Circuit Current 1
(Normal mode)
Pin 10, -infinity dBFS input, No load
Pin 17, 24, -infinity dBFS input,
No load, VRSTX=0V, VMUTEX=0V
Pin 10, -infinity dBFS input, No load
VRSTX=0V, VMUTEX=0V
110
400
Circuit Current 2
(Reset mode)
IDD2
-
2.5
7.0
mA
Open-drain Pin
VERR
-
-
0.8
V
Pin 13, IOUT=0.5mA
Low Level Voltage
High Level Input Voltage
Low Level Input Voltage
Input Pull-up Resistance
Input Pull-down Resistance
Input Current
VIH
VIL
RUP
RDN
2.5
0
22
31
-
-
33
47
3.3
0.8
-
V
V
kΩ
kΩ
Pin 1 to 5, 9, 11, 29 to 32
Pin 1 to 5, 9, 11, 29 to 32
Pin 2 to 4, VIN=0V
-
Pin 1, 29, 30, VIN=3.3V
IIL
-1
0
-
μA
Pin 31, 32, VIN=0V
(SCL, SDA pin)
Input Current
(SCL, SDA pin)
IIH
-
0
1
μA
Pin 31, 32, VIN=3.3V
Speaker Amplifier Output
VCCP1, VCCP2=13V,
THD+N=10%
VCCP1, VCCP2=16V,
THD+N=10%
Maximum Output Power 1(Note 11)
PO1
PO2
-
-
10
15
-
-
W
W
Maximum Output Power 2(Note 11)
VCCP1, VCCP2=12V, PO=1W,
BW=AES17 (20Hz -22kHz)
With snubber circuit
PO=1W, 1kHz BPF
Total Harmonic Distortion(Note 11)
THD
-
0.08
-
%
Crosstalk(Note 11)
CT
PSRR
VNO
60
-
90
60
-
-
-
dB
dB
Vripple=1Vrms, f=1kHz
PSRR(Note 11)
-Infinity dBFS input, BW=A-Weight
Output Noise Voltage(Note 11)
-
150
μVrms
fPWM1
fPWM2
fPWM3
-
-
-
256
352.8
384
-
-
-
kHz
kHz
kHz
fS=32 kHz
fS=44.1 kHz
fS=48 kHz
PWM (Pulse Width Modulation)
Frequency
(Note 11) These Parameters show the typical performance of device and depend on board layout, parts, and power supply.
The standard value is in mounting device and parts on surface of ROHM’s board directly.
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TSZ02201-0C1C0E900720-1-2
31.Aug.2018 Rev.001
© 2018 ROHM Co., Ltd. All rights reserved.
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TSZ22111 • 15 • 001
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