Audio & Video
Speech synthesis LSI for Automotive (LAPIS Semiconductor products)
Support for 105ºC / 4ch simultaneous playback / ML22594 Built-in Mask ROM + serial external memory
Part No.
Operating
Voltage
(V)
Operating
Frequency
Operating
Temperature
(°C)
ROM
Capacity
(bit)
Number of
Phrases
Maximum
Playback
Time (sec)
CPU
I/F
SP Amp
Output (W)
/Class
Number of
Mixing
(Internal)
DAC Others Package
ML22594 4.5 to 5.5 4.096MHz ~<% %=
Mask 6M *4
External
maximum 128M
1024 *5
(Built-in 512,
External 512)
Built-in 303sec *1
External 109min *3
Clock
synchronization
Serial
1.0/
AB-class 4ch 16bit
Speaker terminal
short circuit
detection function
SSOP30
Support for 105ºC / 4ch simultaneous playback / built-in Mask ROM
ML22572 2.7 to 5.5 4.096MHz ~<% %=
Mask
2M
1024 98 *1
Clock
synchronization
Serial
1.0/
AB-class
4ch 16bit Fail safe SSOP30
Support for 105ºC / 4ch simultaneous playback/built-in Flash/Mask ROM
ML22573/
ML22Q573
2.7 to 5.5 4.096MHz ~<%
%= Mask/Flash
4M
1024 201 *1
Clock
synchronization
Serial
1.0/
AB-class
4ch 16bit Fail safe SSOP30
Support for 105ºC / 4ch simultaneous playback/built-in Flash / Mask ROM
ML22Q553 4.5 to 5.5 4.096MHz ~<% %=
Flash
4M
1024 201 *1
Clock
synchronization
Serial
1.0/
AB-class
4ch 16bit Speaker terminal short circuit detection function SSOP30
Support for 85ºC built-in Flash / Mask ROM
ML22331/
ML22Q331
2.3 to 5.5 4.096MHz ~<%
= Mask/Flash
896K
30 43 *1
Clock
synchronization
Serial
1.0/
AB-class
1ch 16bit
Disconnection detection/
Temperature protection
circuit
SSOP30
ML22321/
ML22Q321
2.3 to 5.5 4.096MHz ~<%
=
Mask/Flash
896K^6243
*1 synchronization Clock
Serial
1.0/
AB-class 1ch 16bit
Disconnection detection/
Temperature protection circuit/
Analog volume control
SSOP30
ML22341/
ML22Q341
2.3 to 5.5 4.096MHz ~<%
= Mask/Flash
896K
30 43 *1 Stand alone 1.0/
AB-class
1ch 16bit
Disconnection
detection/Temperature
protection circuit
SSOP30
Support for 85ºC built-in Flash ROM
ML22Q374 2.0 to 5.5 4.096MHz
(Built-in)
~<%
= Flash
692K
30 27 *2
Clock
synchronization
Serial
1.0/D-class 1ch ᦅ
Disconnection/
Short circuit detection
Built-in oscillator
SSOP16
ML22Q394 2.0 to 5.5 4.096MHz
(Built-in)
~<%
= Flash
692K
30 27 *2 I^2 C 1.0/D-class 1ch ᦅ
Disconnection/
Short circuit detection
Built-in oscillator
SSOP16
*1 : Maximum playback time when the sampling frequency is 6.4kHz in HQ-ADPCM. *2 : Maximum playback time when the sampling frequency is 6.4kHz in ADPCM2.
*3 : With an external memory module (Max. 128Mbit). Maximum playback time when the sampling frequency is 6.4kHz in HQ-ADPCM.
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Audio Processors
Analog Audio Processors
Sound Processors with Built-in 3-band Equalizer
Part No.
Supply
voltage
(V)
Current
consumption
(mA)
INPUT Selector Input Gain
(dB)
Volume
(dB)
Fader (Rear) Parametric
EQ Loudness
LPF/HPF for
Sub Woofer
Mixing Level
Meter Option
Serial
interface
Output
noise voltage
(μVrms)
Distortion
Single ISO (dB) Outputs Att (%) Package
BD37033FV 7 to 9.5^31 3/5 2/1 %
=~
~
=~
~
6 LPF ᦅI^2 C 5.5 0.002 SSOP-B28
BD37034FV
7 to 9.5
36 3/5 2/1 %
=~ ~
=~ ~ 6
LPF
HPF
High
Voltage
output
I^2 C60.002 SSOP-B28
VCCL to 13
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%
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Part No. Supply Voltage(V) Power Dissipation(mW) Quiescent Current(mA) Standby Current(μA) Voltage Gain(dB) Output Power (RL}ᄑ|^}% Distortion(%) Output Noise Voltage(dBV) Package
VCC=3.6V VCC=5.0V
BH7824FVM 2.4 to 5.5^470 3.5^0 0 to 20 0.60W 1.1W 0.07 ~< MSOP8
Part No. Supply Voltage(V) Circuits Circuit Current(mA) Input Type voltage Gain(dB) CMRR(dB)
Common-mode input
Voltage Range (V)
VCC=5V
Max. Output Level
(VPP)
Freq.chara
(dB)
Input Register
ᄑ Package
BH7673G 4.5 to 5.5 1 4.8 Bias 0.0 60 5.2 3.8 0.0(f=10MHz) 150 SSOP5
Beamforming
Beamforming
Super unidirectional microphone signal processing IC
Part No. Supply Voltage (V) Temperature (°C)Operating Circuit Current (mA) Sampling Frequency (kHz) Number of Mic (pcs.) Mic Pitch (mm) Volume Pattern Package
BU8332KV-M 3.0 to 3.6 ~40 to 85^1516210
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Cardioid
Bi-directional
Hyper-Cardioid
VQFP48
Automotive ICs
Audio & Video Speech synthesis LSI for Automotive
Audio Processors Analog Audio Processors
Audio Amplifiers Speaker Amplifiers
Video Amplifiers Beamforming Beamforming