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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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ST7SCR 데이터시트(PDF) 11 Page - STMicroelectronics |
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ST7SCR 데이터시트(HTML) 11 Page - STMicroelectronics |
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11 / 101 page  ST7SCR 11/101 Figure 6. Smartcard Interface Reference Application - 64-Pin LQFP Package Note 1: C1, C2, C7 and C8 must be located close to the chip. Note 2: Refer to section 6 on page 21 & Section 14.4.3 Crystal Resonator Oscillators. 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 17 18 19 20 21 22 23 24 29 30 31 32 25 26 27 28 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 CL1 CL2 C4 C5 C6 VDD L1 C3 LED C1 VDD D- D1 VDD C2 R D+ C7 C8 Mandatory values for the external components : L1 : 10 µH, 2 Ohm C4 : 4.7 µF,ESR 0.5 Ohm C3 : 1 nF Crystal 4.0 MHz, Impedance max100 Ohm Cl1, Cl2 2) D1: BAT42 SHOTTKY C5 : 470 pF C6 : 100 pF C2 : 100nF 1) C1 : 4.7 µF 1) R : 1.5kOhm C7 : 100 nF 1) C8 : 100 nF 1) |
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