전자부품 데이터시트 검색엔진 |
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TC70 데이터시트(PDF) 2 Page - TelCom Semiconductor, Inc |
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TC70 데이터시트(HTML) 2 Page - TelCom Semiconductor, Inc |
2 / 7 page 5-8 TELCOM SEMICONDUCTOR, INC. MICROMASTER™ – SYSTEM SUPERVISOR WITH POWER SUPPLY MONITOR, WATCHDOG AND BATTERY BACKUP *This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operational sections of the specifications is not implied. Exposure to Absolute Maximum Rating Conditions for extended periods may affect device reliability. ABSOLUTE MAXIMUM RATINGS* Voltage (Any Pin) with Respect to Ground ................................ GND – 0.3 to VCC + 0.3V Operating Temperature Range ............... – 40 °C to +85°C Storage Temperature Range ................ – 65 °C to +150°C Lead Temperature (Soldering, 10 sec) ................. +300 °C TC70/71 ELECTRICAL CHARACTERISTICS: Recommended DC Operations: TA = TMIN to TMAX, unless otherwise specified. Symbol Parameter Test Conditions Min Typ Max Unit VCC Supply Voltage Note 1 4.5 5.0 5.5 V VIH Input HIGH Level CEI, WDD (Note 1) 2.5 — — V VIH Input HIGH Level RS (Note 1) 2.2 — — V VIL Input LOW Level CEI, WDD, RS (Note 1) — — 0.8 V ELECTRICAL CHARACTERISTICS: DC: TA = TMIN to TMAX, VCC = 4.5V to 5.5V, unless otherwise specified. Symbol Parameter Test Conditions Min Typ Max Unit ICC1 Operating Current Notes 2, 3 — 5 6.5 mA ICC2 Operating Current in VCC = 0; VBATT = 2.8V; (Note 3) — 0.01 0.20 µA Battery Backup Mode IIH Input Leakage CEI — 4 7 µA IIL Input Leakage CEI — 1 — µA IIH Input Leakage RS — 1 — µA ISTBY Battery Standby Current 5.5V > VCC > VBATT + 0.2V – 1.0 — 0.02 µA ISTBY Battery Standby Current 5.5V > VCC > VBATT + 0.2V – 0.1 — 0.02 µA TA = 25°C ELECTRICAL CHARACTERISTICS: DC: Power Supply Monitor, EXT. RESET and Watchdog: TA = TMIN to TMAX, VCC = 4.5V to 5.5V, unless otherwise specified. Symbol Parameter Test Conditions Min Typ Max Unit IOL Output Current 0.4V VOL = 0.4V 2 5 — mA (RS, TDO, CEO, PF Pins) IOH Output Current 2.4V VOH = 2.4V 2 3 — mA (TDO, CEO, PF Pins) WDDI WDD Input Current WDD = GND – 120 — — µA WDD = VCC —— 25 VSTH RS Strobe (HIGH) Level Figure 3 (Note 1) VDD – 0.5 — — V VSTL RS Strobe (LOW) Level Figure 3 (Note 1) 2.2 — VDD – 1.8 V VCCTRIP VCC Trip Point (Note 1) 0 °C ≤ TA ≤ 70°C 4.25 — 4.49 – 40 °C ≤ TA ≤ 85°C 4.20 4.49 ELECTRICAL CHARACTERISTICS: DC: Battery Backup and Threshold Detector: TA = TMIN to TMAX, VCC = 4.5V to 5.5V, unless otherwise specified. Symbol Parameter Test Conditions Min Typ Max Unit VOUT1 VCCO Output Voltage IOUT = 1mA VCC – 0.3 VCC – 0.1 — V IOUT = 50mA VCC – 0.5 VCC – 0.20 — VOUT2 VOUT in Battery Backup Mode IOUT = 250µA, VCC < VBATT – 0.2, VBATT = 2.8V VBATT – 0.1 VBATT – 0.02 — V |
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