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TC3403 Datasheet(PDF) 2 Page - Microchip Technology |
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TC3403 Datasheet(HTML) 2 Page - Microchip Technology |
2 / 16 page ![]() TC3403 DS21412C-page 2 © 2005 Microchip Technology Inc. Typical Application Functional Block Diagram TC3403 μ Controller SDAT SCLK A0 A1 RESET PFO PFI REFOUT REFIN VTH IN4+ IN3+ IN2+ IN1+ I/01 I/02 I/03 I/04 RST I/05 I/06 VBATT VBATT VBATT VBATT VBATT C1 0.1 μF R1 130k R2 110k R3 390 C2 10 μF R4 1M Ω V DD R7 100k R6 100k V CC + + + + A0 TC3403 IN2+ IN3+ SDAT REFIN REFOUT SCLK Clock Generator and Control Circuitry Data Shift Reg. Σ – Δ Modulator 1 of 4 AMux + – + – x2 DQ SET CLR 1.193V VDD Start Conv. DQ SET CLR A1 IN1+ + – IN4+ + – PFO PFI + – 1.205V Reset Delay Timer + – RESET VTH 1.205V GND |