DS1708R Dallas Semiconductor, DS1708R Datasheet
DS1708R
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DS1708R Summary of contents
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... V device and at an upstream point for maximum protec- tion. When the sense input detects an out–of–tolerance Copyright 1995 by Dallas Semiconductor Corporation. All Rights Reserved. For important information regarding patents and other intellectual property rights, please refer to Dallas Semiconductor data books ...
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DS1707/DS1708 The third function the DS1707/DS1708 performs is pushbutton reset control. debounces the pushbutton input and guarantees an active reset pulse width of 130 ms minimum. OPERATION Power Monitor The DS1707/DS1708 detects out–of–tolerance power supply conditions and warns a processor–based ...
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MICROMONITOR BLOCK DIAGRAM Figure 1 IN – + T.C. REFERENCE – PBRST PUSHBUTTON RESET Figure 2 5V UPSTREAM SUPPLY VOLTAGE PUSHBUTTON RESET CONTROLLED BY NMI Figure 3 UPSTREAM SUPPLY VOLTAGE DIGITAL SAMPLER DIGITAL SAMPLER LEVEL SENSE AND ...
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DS1707/DS1708 TIMING DIAGRAM: PUSHBUTTON RESET Figure 4 PBRST RST RST NON–MASKABLE INTERRUPT CIRCUIT EXAMPLE Figure 5 V SENSE SENSE Example: V SENSE V = 3.3 volts CC 10K = R2 4.70 Therefore: x 3.3 1.25 R1 ...
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TIMING DIAGRAM: NON–MASKABLE INTERRUPT Figure 6 V > 1.25V IN V TP(MAX) NMI TIMING DIAGRAM: POWER DOWN Figure RST RST TP(MIN) t IPD CCTP(MAX) V CCTP V CCTP(MIN) t ...
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DS1707/DS1708 TIMING DIAGRAM: POWER UP Figure 010996 6 CCTP(MAX) V CCTP V CCTP(MIN) t RPU RST RST RST RST ...
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... Trip Point DS1707 CC V Trip Point DS1708 CC V Trip Point DS1708T CC V Trip Point DS1708S CC V Trip Point DS1708R CC Input Leakage Output Current @ 2.4 volts Output Current @ 0.4 volts Output Voltage Operating Current @ V < 5.5 volts CC Operating Current @ V < 3.6 volts ...
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DS1707/DS1708 AC ELECTRICAL CHARACTERISTICS PARAMETER PBRST = V IL Reset Active Time V Detect to RST and RST CC V Slew Rate CC V Detect to RST and RST CC V Slew Rate CC PBRST Stable Low to RST and ...
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... PART MARKING CODES 8–PIN –SOP and D represents the device type and tolerance. ABCD 707_ – DS1707 708_ – DS1708 708R – DS1708R 708S – DS1708S 708T – DS1708T WWY represents the device manufacturing Work Week, and Year ABCD WWY (118 MIL) ...