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HT45R2K-C Datasheet(PDF) 9 Page - Holtek Semiconductor Inc |
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HT45R2K-C Datasheet(HTML) 9 Page - Holtek Semiconductor Inc |
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9 / 105 page  Rev. 1.20 8 �a� �0� 201� Rev. 1.20 9 �a� �0� 201� HT45R2K-C/-B/-A Dual Slope 16K/8K/4K ASSP MCU for Body Fat Scale HT45R2K-C/-B/-A Dual Slope 16K/8K/4K ASSP MCU for Body Fat Scale Pin Name Function OPT I/T O/T Description CO�5/SEG26 CO�5 LCDC — C�OS LCD common output SEG26 LCD segment output CO�6/SEG25 CO�6 LCDC — C�OS LCD common output SEG25 LCD segment output CO�7/SEG24 CO�7 LCDC — C�OS LCD common output SEG24 LCD segment output VAB VAB — — NS LCD voltage pump VC VC — — NS LCD voltage pump C1 C1 — — NS LCD voltage pump C2 C2 — — NS LCD voltage pump VOBGP VOBGP — — — Band gap voltage output pin (for internal use) VOREG VOREG — — PWR Regulator output �.�V VOCHP VOCHP — — PWR Charge pump output CHPC1 CHPC1 — — NS Charge pump capacitor – Positive CHPC2 CHPC2 — — NS Charge pump capacitor – Negative DOPAN DOPAN — NS — OPA Negative input DOPAP DOPAP — NS — OPA Positive input DOPAO DOPAO — — NS OPA output DCHOP DCHOP — — NS OPA Chopper pin TH/LB TH — NS — Temperature sensor input LB — NS — Low batter� voltage input DSRR DSRR — NS — Reference signal input DSRC DSRC — NS — Integrator negative input DSCC DSCC — NS — Comparator negative input SIN SIN — — NS Sine wave output FVR FVR — NS — Foot resistor channel FVL FVL — NS — Foot resistor channel FIL FIL NS — — Foot resistor channel FIR FIR — NS — Foot resistor channel RF1 RF1 — — NS Reference impedance channel RF2 RF2 — — NS Reference impedance channel RFC RFC — — — ADC analog input T0 T0 — — — OPAC output CP0N CP0N — NS — The inverting input of CP0 OP5N OP5N — NS — The inverting input of OP5 OP5P OP5P — NS — The non-inverting input of OP5 VDD VDD — PWR — Power suppl� VSS VSS — PWR — Ground AVDD AVDD — PWR — Analog power suppl� AVSS AVSS — PWR — Analog ground Note: I/T: Input type; O/T: Output type OPT: Optional by configuration option (CO) or register option PWR: Power; CO: Configuration option ST: Schmitt Trigger input; CMOS: CMOS output; NMOS: NMOS output HXT: High frequency crystal oscillator LXT: Low frequency crystal oscillator NS: Non-standard input or output |
Similar Part No. - HT45R2K-C |
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Similar Description - HT45R2K-C |
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