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MC146012ED Folha de dados(PDF) 4 Page - Freescale Semiconductor, Inc |
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MC146012ED Folha de dados(HTML) 4 Page - Freescale Semiconductor, Inc |
4 / 18 page Sensors 4 Freescale Semiconductor MC146012 * TA = 25°C Only Symbol Parameter Test Condition Test Pin VDD Min Max Unit IIH Pull-Down Current Test I/O VIN = VDD I/O VIN = VDD I/O VIN = 17 V 16 7.0 12 9.0 9.0 12 — 0.5 25 — -1.0 1.0 100 140 µA µA VOL Low-Level Output Voltage LED Silver, Brass IOUT = 10 mA IOUT = 16 mA 11 8.9 6.5 6.5 — — 0.6 1.0 V VOH High-Level Output Voltage Silver, Brass IOUT = -16 mA 8.9 6.5 5.5 — V VOUT Output Voltage Strobe (For Line Regulation, See Pin Descriptions) Inactive, IOUT = 1.0 µA Active, IOUT = 100 to 500 µA (Load Regulation) 4.0 9.0 — 9.0 VDD-0.1 VDD-5.4 — VDD-4.6 V IOH High-Level Output Current I/O Local Smoke, VOUT = 4.5 V Local Smoke, VOUT = VSS (Short Circuit Current) 7.0 — 6.5 12 -4.0 — — -16 mA IOZ Off-State Output Leakage Current LED VOUT = VSS or VDD 11 12 — ±100 nA VOL Active 1.0 mA — 6.5 — 0.5 V VIC Common Mode C1, C2, Detect Voltage Range Local Smoke, Pushbutton, or Chamber Sensitivity Test —— VDD-4.0 VDD-2.0 V VREF Smoke Comparator Internal Reference Voltage Local Smoke, Pushbutton, or Chamber Sensitivity Test —— VDD-3.9 VDD -3.1 V VREF-HI High Smoke Comparator Internal Reference Voltage Local Smoke, Pushbutton, or Chamber Sensitivity Test —— VREF- 0.52 VREF-0.48 V Table 2. Electrical Characteristics (Voltages Referenced to VSS, TA = -10 to 60°C unless otherwise indicated.) (continued) Table 3 . AC Electrical Characteristics (Refer to Timing Diagram Figure 3 and Figure 4. TA = 25°C, VDD = 9.0 V, Component Values from Figure 5.) No. Symbol Parameter Test Condition Clocks Min(1) Typ(2) Max(1) Unit 11/fOSC Oscillator Period Free-running Saw tooth Measured at Pin 12 1.0 7.2 8.0 8.8 ms 2tLED LED Pulse Period No Local Smoke, and No Remote Smoke 4096 28.8 32.4 35.2 s 3 Remote Smoke, but No Local Smoke — — Extinguished — 4 Local Smoke 256 1.6 2.0 2.4 5 Pushbutton Test 256 1.6 2.0 2.4 Push button Test with Alarm Memory 4.0 25.6 32 38.4 ms 6tw(LED), tw(stb) LED Pulse Width and Strobe Pulse Width Remote Smoke but No Local Smoke 1.0 OFF — OFF — 7 (tIRED) (IRED Pulse Period) Smoke Test 1024 7.2 8.1 8.8 s 8 Chamber Sensitivity Test, Without Local Smoke 4096 28.8 32.4 35.2 9 Local Smoke, in Speed-Up 128 0.9 1.0 1.1 Pushbutton Test 128 0.9 1.0 1.1 10 tw(IRED) IRED Pulse Width Tf* 94 — 116 µs 11 tR —— — 30 µs 12 tF — — — 200 µs |
Nº de peça semelhante - MC146012ED |
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Descrição semelhante - MC146012ED |
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