전자부품 데이터시트 검색엔진 |
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MC14468 데이터시트(PDF) 3 Page - Freescale Semiconductor, Inc |
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MC14468 데이터시트(HTML) 3 Page - Freescale Semiconductor, Inc |
3 / 9 page Sensors Freescale Semiconductor 3 MC14468 Table 2. Recommended Operating Conditions (Voltages Referenced to VSS) Parameter Symbol Value Unit Supply Voltage VDD 9.0 V Timing Capacitor — 0.1 µF Timing Resistor — 8.2 M Ω Battery Load (Resistor or LED) — 10 mA Table 3. Electrical Characteristics (TA = 25°C) Characteristic Symbol VDD VDC Min Type(1) 1. Data labelled “Typ'' is not to be used for design purposes, but is intended as an indication of the IC's potential performance. Max Unit Operating Voltage VDD — 6.0 — 12 V Output Voltage Piezoelectric Horn Drivers (IOH = –16 mA) Comparators (IOH = –30 µA) Piezoelectric Horn Drivers (IOL = +16 mA) Comparators (IOL = +30 µA) VOH VOL 7.2 9.0 7.2 9.0 6.3 8.5 — — — 8.8 — 0.1 — — 0.9 0.5 V V Output Voltage — LED Driver, IOL = 10 mA VOL 7.2 — — 3.0 V Output Impedance, Active Guard Pin 14 Pin 16 LO-Z HI-Z 9.0 9.0 — — — — 10 1000 k Ω Operating Current (RBIAS = 8.2 MΩ) IDD 9.0 12.0 — — 5.0 — 9.0 12.0 µA Input Current — Detect (40% R.H.) IIN 9.0 — — ±1.0 pA Input Current, Pin 8 IIN 9.0 — — ±0.1 µA Input Current @ 50°C, Pin 15 IIN — — — ±6.0 pA Internal Set Voltage Low Battery Sensitivity VLOW VSET 9.0 — 7.2 47 — 50 7.8 53 V %VDD Hysteresis VHYS 9.0 75 100 150 mV Offset Voltage (Measured at VIN = VDD/2) Active Guard Detect Comparator VOS 9.0 9.0 — — — — ±100 ±50 mV Input Voltage Range, Pin 8 VIN — VSS – 10 — VDD + 10 V Input Capacitance CIN — — 5.0 — pF Common Mode Voltage Range, Pin 15 VCM — 0.6 — VDD – 2 V I/O Current, Pin 2 Input, VIH = VDD –2 Output, VOH = VDD –2 IIH IOH — — 25 –4.0 — — 100 –16 µA mA |
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