Calyx S1A0071 - Audio Processor for Class-D Power AMP - Manual (Page 3)

S1A0071 Audio Processor for Class-D Power AMP
Digital & Analog Co., Ltd. (Rev. 1.0) -3-
1. INTRODUCTION
The S1A0071 is an Audio processor for Class D-type audio amplifier, will help you to make more
easier the class D type audio amplifier and sound system. This is designed by the Cool Power
Processing (CPP
TM
) technology. The CPP have a characteristic of high fidelity and high power
efficiency.
◎
OVERVIEW
○ Sound Processing : CPPTM (Cool Power Processing) Class-D Architecture
○ Audio Sound Processor : Voltage Amp, Current Amp, And Feed Back Amp
○ System Support Circuit : Protection, Mute, Digital Logic
○ High Speed Comparator, Logic Buffer include
◎ FEATURE
○ For Audio Power Amplifier
○ Operating Voltage ( Driver Supply ) :
± 5.0V ~ ± 6.0V
○ External MOSFET Supply Voltage Range :
± 10V ~ ± 45V Usable
○ Wide Output Power Compatibility : 10W ~ 200W
○ High Fidelity : 10W @ 4
Ω, 0.01% THD+N
5W @ 8
Ω, 0.008% THD+N
○ High Efficiency : 83% @ 70W, 4
Ω, THD+N < 10%,VCCP= ±25V
: 91% @ 40W, 8
Ω, THD+N < 10%,VCCP= ±25V
○ Wide Bandwidth : 1 ~ 80KHz @ 8 Ω
○ Dynamic Range : 105dB @ 100W Amp
○ Damping Factor : more than 300
○ Output Noise Voltage : 120 μV @ AES17, A-weighted Filter, Input Grounded
○ Very Low Pop Noise When Power on/off
○ Mute Function Without Pop Noise
○ Enable to Set Output Soft Clipping Level
○ Enable to Set P-MOS & N-MOS On-Time Delay Independently
○ Protections: Internal Thermal Protection
Output Over Current Protection
Output Short Protection (Output to VCCP, Output to GND, Output to VSSP)
○ Protection Operating Monitor Output Pin: Direct LED Drive Enable
○ 48TSSOP Package