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CS4353 Datasheet(PDF) 4 Page - Cirrus Logic |
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CS4353 Datasheet(HTML) 4 Page - Cirrus Logic |
4 / 26 page 4 DS803F1 CS4353 1. PIN DESCRIPTIONS Pin Name Pin # Pin Description SCLK 1 Serial Clock (Input) - Serial clock for the serial audio interface. MCLK 2 Master Clock (Input) - Clock source for the delta-sigma modulator and digital filters. VL 3 Serial Audio Interface Power (Input) - Positive power for the serial audio interface DGND 4 Digital Ground (Input) - Ground reference for the digital section. FLYP+ FLYP- 7 5 Step-up Charge Pump Cap Positive/Negative Nodes (Output) - Positive and Negative nodes for the step-up charge pump’s flying capacitor. VCP 6 Charge Pump and Digital Core Logic Power (Input) - Positive power supply for the step-up and invert- ing charge pumps as well as the digital core logic sections. VFILT+ 8 Step-up Charge Pump Filter Connection (Output) - Power supply from the step-up charge pump that provides the positive rail for the output amplifiers FLYN+ FLYN- 9 11 Inverting Charge Pump Cap Positive/Negative Nodes (Output) - Positive and Negative nodes for the inverting charge pump’s flying capacitor. CPGND 10 Charge Pump Ground (Input) - Ground reference for the Charge Pump section. VFILT- 12 Inverting Charge Pump Filter Connection (Output) - Power supply from the inverting charge pump that provides the negative rail for the output amplifiers. AOUTB AOUTA 13 15 Analog Outputs (Output) - The full-scale analog line output level is specified in the Analog Characteris- tics table. AOUT_REF 14 Pseudo Diff. Analog Output Reference (Input) - Ground reference for the analog output amplifiers. This pin must be at the same nominal DC voltage as the AGND pin. AGND 16 Analog Ground (Input) - Ground reference for the low voltage analog section. 8 7 6 5 4 3 2 1 9 10 11 12 19 20 21 22 23 24 13 14 15 16 17 18 Top-Down (Through Package) View 24-Pin QFN Package SCLK MCLK VL DGND FLYP- VBIAS VA AGND AOUT_REF AOUTB Thermal Pad VCP AOUTA |
Número de pieza similar - CS4353_09 |
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Descripción similar - CS4353_09 |
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