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W78L058 Datasheet(PDF) 25 Page - Winbond |
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W78L058 Datasheet(HTML) 25 Page - Winbond |
25 / 34 page W78LE58/W78L058A Publication Release Date: December 4, 2006 - 25 - Revision A6 11. TYPICAL APPLICATION CIRCUIT Expanded External Program Memory and Crystal AD0 A0 A0 A0 10 A1 9 A2 8 A3 7 A4 6 A5 5 A6 4 A7 3 A8 25 A9 24 A10 21 A11 23 A12 2 A13 26 A14 27 A15 1 CE 20 OE 22 O0 11 O1 12 O2 13 O3 15 O4 16 O5 17 O6 18 O7 19 27512 AD0 D0 3 Q0 2 D1 4 Q1 5 D2 7 Q2 6 D3 8 Q3 9 D4 13 Q4 12 D5 14 Q5 15 D6 17 Q6 16 D7 18 Q7 19 OC 1 G 11 74LS373 AD0 EA 31 XTAL1 19 XTAL2 18 RST 9 INT0 12 INT1 13 T0 14 T1 15 P1.0 1 P1.1 2 P1.2 3 P1.3 4 P1.4 5 P1.5 6 P1.6 7 P1.7 8 39 38 37 36 35 34 33 32 21 22 23 24 25 26 27 28 17 WR P0.0 P0.1 P0.2 P0.3 P0.4 P0.5 P0.6 P0.7 P2.0 P2.1 P2.2 P2.3 P2.4 P2.5 P2.6 P2.7 RD 16 PSEN 29 ALE 30 TXD 11 RXD 10 W78LE58/W78L058A 10 u 8.2 K V CRYSTAL C1 C2 R AD1 AD2 AD3 AD4 AD5 AD6 AD7 A8 AD1 AD2 AD3 AD4 AD5 AD6 AD7 GND A1 A2 A3 A4 A5 A6 A7 A1 A2 A3 A4 A5 A6 A7 A8 A9 AD1 AD2 AD3 AD4 AD5 AD6 AD7 A10 A11 A12 A13 A14 A15 GND A9 A10 A11 A12 A13 A14 A15 DD Figure A CRYSTAL C1 C2 R 6 MHz 47P 47P - 16 MHz 30P 30P - 20 MHz 15P 10P - Above table shows the reference values for crystal applications. Notes: 1. C1, C2, R components refer to Figure A 2. Crystal layout must get close to XTAL1 and XTAL2 pins on user's application board. |
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