MAS9116 is a stereo volume control for audio systems, which require high output voltages (AC3). It has a 16-bit serial interface, which controls two audio channels. Simple serial interface allows microcontroller to control many MAS9116 chips on the same PCB board. “Clicking” between gain changes is eliminated by changing gain only when zero crossing has been.
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• Zero Detection for Gain Changes Gain Range +15.5db…-111.5dB 0.5 dB Step Size Mute Pin and Register Power On/Off Transient Suppression Signal Peak Level Comparator with Adjustable Reference
APPLICATION
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• High End Audio Systems Multichannel Audio Systems
BLOCK DIAGRAM
RIN
R2 VIN R3 R1 RFO RMO
RGND
ZERO CROSSING PEAK DETECTOR
VOUT
DATA CCLK XCS XMUTE
ZERO CROSSING
8 CONTROL DAC
PEAK DETECTOR
LIN
R2 VIN R3 R1
LFO LMO
LGND AGND AVCC DVCC DGND
MAS9116
VOUT
1 (17)
DA9116.005 22 November, 2005
PIN CONFIGURATIONS
SO16 AVCC LMO LFO LIN LGND XCS DVCC XMUTE 1 2 3 4 5 6 7 8 16 .
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | MAS9138 |
MAS |
ASYNCHRONOUS TO SYNCHRONOUS CONVERTER | |
2 | MAS9171A |
Micro Analog Systems |
Octal Port Protecton | |
3 | MAS9178 |
MAS |
Stand-alone am Receiver ic | |
4 | MAS9179 |
MAS |
Stand-alone Tri Band Time Signal AM Receiver IC | |
5 | MAS9180 |
MAS |
AM Receiver IC | |
6 | MAS9181B |
ETC |
OCTAL 8 BIT TRIMMER IC | |
7 | MAS9181BN |
ETC |
OCTAL 8 BIT TRIMMER IC | |
8 | MAS9181CS |
ETC |
OCTAL 8 BIT TRIMMER IC | |
9 | MAS9184A |
Micro Analog systems |
12 X 8-bit D to A Converter | |
10 | MAS9186 |
Micro Analog systems |
8 X 8-bit D to A Converter 3-pin Serial Data Interface Low Voltage Output Buffer | |
11 | MAS9187 |
MAS |
12 X 8-bit D to A Converter | |
12 | MAS9188 |
MAS |
12 X 8-Bit D to A Converter |