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LC72346W Datasheet(PDF) 2 Page - Sanyo Semicon Device |
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LC72346W Datasheet(HTML) 2 Page - Sanyo Semicon Device |
2 / 12 page No. 6651-2/12 LC72346W, 72347W Continued from preceding page. • Backup mode: The crystal oscillator is stopped. • Static power-on function: Backup state is cleared with the PF port • Beep tone: 1.5 and 3.1 kHz • Built-in DC-DC converter: For LCD and A/D converter use (3 V) Can also be used for TU + B creation by using a secondary coil. • Built-in remaining battery life verification function: Converts the VDD pin level to digital. • Memory retention voltage: 0.5 V or higher • Dedicated memory power supply: The RAM retention time has been increased by the provision of a dedicated memory power supply. • Package: SQFP-64 (0.5-mm pitch) • VDD power supply: 0.9 to 1.8 V Pin Assignment 61 62 63 64 58 59 60 55 56 57 52 53 54 49 50 51 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 15 16 33 31 32 29 30 27 28 25 26 23 24 21 22 19 20 17 18 13 14 11 12 9 10 7 8 5 6 3 4 S5 XOUT 1 S6 TEST2 S7 PA3 S8 PA2 S9 PA1 S10 LC72346W LC72347W PA0 S11 PB3 S12 PB2 S13/PH0 PB1 S14/PH1 PB0 S15/PH2 PC3 S16/PH3 PC2 S17/PG0 PC1 S18/PG1 PC0 S19/PG2 PD3 PD2 S20/PG3 2 |
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Similar Description - LC72346W |
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