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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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LC823450 датащи(PDF) 4 Page - ON Semiconductor |
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LC823450 датащи(HTML) 4 Page - ON Semiconductor |
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4 / 112 page  LC823450 www.onsemi.com 4 Package Code and Functional Difference Table 1. FUNCTIONAL DIFFERENCE Function Package Code TA XA, XC XB, XD RA Package TQFP128L WLP154 LFBGA240 Cortex−M3 Dual Core Single Single Dual Dual SDRAM Controller Available External Memory Controller 8bit I/F (LCD I/F, etc.) 8bit I/F (LCD I/F, etc.) Available SD2 Available Available Available 10bit ADC Conversion Speed MAX 5 MHz (Note 2) MAX 20 MHz (Note 4) 10bit ADC Reference Voltage VRH = AvddADC VRL = AVssADC (Note 3) VRH = AVddADC and lower VRL = AVssADC and higher PCM1(PCM I/F ch1) BCK1/LRCK1 share pins with other function Available Available Available MP3 Hard Wired Encoder Available Available Available 16bit Audio DAC, Class−D AMP Available Available Available PLL2(1 V PLL) PLL3(3 V PLL) Only PLL2 Available Available Only PLL2 XTALINFO[1:0] Input “00” (24 MHz) Available Available Available RTCMODE Input “1” (General RTC mode) Available Available Available KEYINT[2:0] Input Available Available Available External Interrupt 45 ch 61 ch 61 ch 90 ch GPIO 45 ch 61 ch 61 ch 90 ch 1. Pin shared for multiple function. Refer to Terminal Functions for details. 2. Intentionally not used. 3. VR is open inside. 4. VRH = AvddADC, VRL = AVssADC inside. 5. Decoupling capacitor is required MAX 5 MHz in case of open. |
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