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IVR341N Scheda tecnica(PDF) 6 Page - Aplus Intergrated Circuits |
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IVR341N Scheda tecnica(HTML) 6 Page - Aplus Intergrated Circuits |
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6 / 10 page ![]() Integrated Circuits Inc. aIVR341N July 30, 2013 7 TYPICAL APPLICATIONS Using 3.3V Battery Direct Drive Speaker Using 4.5V Battery with COUT speaker drive VSS, VSSA 4.5V RSTB PB0 PB1 PB2 OSC 0.1uF Tr VOUT2_ COUT 8 1/4W Speaker ACE507A33 Output driving of ACE LDO: ACE507A33 (300mA, 3.3V) Rb 4.7K Note : PB0 to PB2 are set to input C1 and C2 must be connected directly on the VDD/VDDA and VSS/VSSA pins VDDA C1, 0.1uF ROSC=220K Rp=1ohm VDD C2, 0.1uF VDDA VSS, VSSA 3.3V RSTB PB0 PB1 PB2 OSC Crst = 0.1uF C1, 0.1uF ROSC=220K VOUT1 VOUT2_ COUT PB3 Rrst = 4.7K Note: 1. PB0 to PB2 are set to input; PB3 is set to output 2. C1 and C2 must be connected directly on the VDD, VDDA and VSS, VSSA pins of the chip 3. R1 is optional for fast discharge of C1, C2 and Crst when power off. R1 1M SP Rp=1ohm VDD C2, 0.1uF |
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