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WM8141CFT/V 数据表(PDF) 30 Page - Wolfson Microelectronics plc |
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WM8141CFT/V 数据表(HTML) 30 Page - Wolfson Microelectronics plc |
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30 / 31 page ![]() WM8141 Production Data WOLFSON MICROELECTRONICS LTD PD Rev 3.0 October 2000 30 RECOMMENDED EXTERNAL COMPONENTS 14 32 21 20 19 28 27 26 25 24 23 22 DVDD1 DVDD2 AGND RINP GINP BINP MCLK VSMP RLC/ACYC SCK/RNW SEN/STB SDI/DNA OEB 29 18 16 17 15 10 9 8 7 6 5 4 3 2 1 31 30 OP[0] OP[1] OP[2] OP[3] OP[4] OP[5] OP[6] OP[11]/SDO OP[10] OP[9] OP[8] OP[7] VRLC/VBIAS VRX VRT VRB AVDD WM8141 C2 C1 C6 C8 C4 C5 C7 C9 DVDD AVDD C11 C10 DVDD C12 AVDD ++ + Video Inputs Timing Signals Interface Controls Output Data Bus C1-9 should be fitted as close to NOTES: DGND DGND AGND AGND AGND AGND and DGND should be connected as close to WM8141 as possible. WM8141 as possible. 1. 2. 11 NRESET AGND 13 DGND 12 C3 AGND Figure 27 External Components Diagram COMPONENT REFERENCE SUGGESTED VALUE DESCRIPTION C1 100nF De-coupling for DVDD1. C2 100nF De-coupling for DVDD2. C3 100nF De-coupling for AVDD. C4 10nF High frequency de-coupling between VRT and VRB. C5 1 µF Low frequency de-coupling between VRT and VRB (non-polarised). C6 100nF De-coupling for VRB. C7 100nF De-coupling for VRX. C8 100nF De-coupling for VRT. C9 100nF De-coupling for VRLC. C10 10 µF Reservoir capacitor for DVDD. C11 10 µF Reservoir capacitor for DVDD. C12 10 µF Reservoir capacitor for AVDD. Table 11 External Components Descriptions |
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