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2706_SCH.pdf
SDT_D10 R12 47K CODEC_AOHPR LCD_D9 23 PE0/LCD_D8 PD3/SD_CKE 74 K1 VOL SDT_D6 11 DQ5 DQ10 44 SDT_D9 1 1 LM4890/EMA2011 LCD_D10 PE1/LCD_D9 PC6/I2S_CLK GND 12 DQ6 DQ9 43 VCC C28 0.1uF VCC 24 PE2/LCD_D10 PC5/I2S_SDO 73 K2 MODE SDT_D7 VSSQ2 VDDQ3 SDT_D8 1 8 S1 LCD_D11 25 PE3/LCD_D11 PC4/I2S_SDI 72 K3 C29 0.1uF
in „Handydummy (Attrappe)mit richtigem Display - Sony Ericsson Vivaz“ · Mikrocontroller und Digitale Elektronik ·
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SIM300_HD_V1.06.pdf
package are 0603) .If you want to adopt a amplifier circuit for audio, we commend National company’s LM4890. But you can select it according to your needs. SIM300_HD_V1.06 Page 32 of 56 SIM300 Hardware Interface Description Confidential SIMCOM 3.9.1 Speaker interface configuration Figure 14：Speaker interface
in „GSM sim300 mit SAM7-EX256 kommunizieren“ · Mikrocontroller und Digitale Elektronik ·
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sim300_HD_V3.07.pdf
package are 0603.) If you want to adopt a amplifier circuit for audio, we recommend National company’s LM4890. But you can select it according to your needs. SIM300_HD_V3.07 38 25.10.2007 SIM300 Hardware Design 3.9.1 Speaker interface configuration Figure 21: Speaker interface configuration Figure 22: Speaker
in „GSM sim300 mit SAM7-EX256 kommunizieren“ · Mikrocontroller und Digitale Elektronik ·
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PDF
SIM908-C.pdf
following figures. If user needs to use an amplifier circuit for audio, National Semiconductor Company’s LM4890 is recommended. 4.7.1 Speaker Interface Configuration These components should be close as possible as The lines in bold type should be accorded to different10pF 33pF ESD signal layout rules ANTI SPK1P
in „GSM-Modul (SIM908) nur analoge Ausgänge für Anruf?“ · HF, Funk und Felder ·