Hardware Design SIM800L (SIMCom) - 9
Fabricante | SIMCom |
Descripción | Quad-band GSM/GPRS module, that works on frequencies GSM850MHz, EGSM900MHz, DCS1800MHz and PCS1900MHz |
Páginas / Página | 70 / 9 — Smart Machine Smart Decision Figure 47: GSM antenna matching circuit.53 |
Revisión | 1.09 |
Formato / tamaño de archivo | PDF / 2.8 Mb |
Idioma del documento | Inglés |
Smart Machine Smart Decision Figure 47: GSM antenna matching circuit.53
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Smart Machine Smart Decision Figure 47: GSM antenna matching circuit.53
Figure 48: GSM simple antenna matching circuit .53
Figure 49: FM antenna matching circuit. 54
Figure 50: GND pin of the earphone use to be the FM antenna interface .54
Figure 51: Pin assignment.55
Figure 52: Recommended PCB layout .57
Figure 53: Top and bottom view of SIM800L .63
Figure 54: Typical solder reflow profile .63 SIM800L_Hardware_Design_V1.00 9 2013-08-20