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W83782 Datasheet(PDF) 8 Page - Winbond |
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W83782 Datasheet(HTML) 8 Page - Winbond |
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8 / 44 page  Preliminary W83782D - 2 - 2. FEATURES 2.1 Monitoring Items • 3 thermal inputs from remote thermistors or 2N3904 NPN-type transistors or PentiumTM II (Deschutes) thermal diode output • 9 voltage inputs --- typical for Vcore, +3.3V, +12V, -12V, +5V, -5V, +5V Vsb, Vbat, and one reserved • 3 fan speed monitoring inputs • Case open detection input • WATCHDOG comparison of all monitored values • Programmable hysteresis and setting points (alarm thresholds) for all monitored items 2.2 Actions Enabling • Beep tone warning • 4 PWM (pulse width modulation) outputs for fan speed control (3 are MUX optional) --- Total up to 3 sets of fan speed monitoring and controlling • Issue SMI#, OVT#, GPO# signals to activate system protection • Warning signal pop-up in application software 2.3 General • ISA and I2CTM serial bus interface • 5 VID input pins for CUP Vcore identification (for PentiumTM II) • Initial power fault beep (for +3.3V, Vcore) • Master reset input to W83782D • Independent power plane of digital Vcc and analog Vcc (inputs to IC) • 3 pins (IA0, IA1, IA2) to provide selectable address setting for application of multiple devices (up to 8 devices) wired through I 2CTM interface • IntelTM LDCM (DMI driver 2.0) support • AcerTM ADM (DMI driver 2.0) support • Winbond hardware monitoring application software (Hardware DoctorTM ) support, for both Windows 95/98 and Windows NT 4.0/5.0 • Input clock rate optional for 24, 48, 14.318 Mhz • 5V Vcc operation 2.4 Package • 48-pin LQFP |
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Similar Description - W83782 |
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