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Specifications
Mfr. Part #:
MIC384-1BMM
Package:
MSOP-8
Key Attributes
Model Number:
MIC384-1BMM
Product Description
Product Overview
The MIC384 is a versatile digital thermal supervisor designed for comprehensive temperature monitoring. It features local and two remote temperature measurement capabilities, utilizing its internal sensor and external silicon diodes. With a 2-wire SMBus-compatible interface, programmable thermostat settings, and an open-drain interrupt output, the MIC384 offers robust thermal management solutions for various applications, including computers, power supplies, and networking hardware. Its fault queues, low power shutdown mode, and failsafe response to diode faults enhance reliability and prevent nuisance tripping.
Product Attributes
- Brand: Microchip Technology Inc.
- Origin: Not specified
- Material: Not specified
- Color: Not specified
- Certifications: Not specified
Technical Specifications
| Parameter | Symbol | Min. | Typ. | Max. | Units | Conditions |
| Power Supply Voltage | VDD | 2.7 | 5.5 | V | Operating Ratings | |
| Supply Current (Normal Mode) | IDD | 350 | 750 | A | /INT, open, A0 = VDD or GND, CLK = DATA = high | |
| Supply Current (Shutdown Mode) | IDD | 3 | A | /INT, open, A0 = VDD or GND, CLK = 100 kHz | ||
| Power-on Reset Time | tPOR | 200 | s | VDD > VPOR | ||
| Power-on Reset Voltage | VPOR | 2.0 | 2.7 | V | All registers reset to default values; A/D conversions initiated | |
| Local Temperature Accuracy | 1 | 2 | C | 0C TA +100C, /INT open, 3V VDD 3.6V | ||
| Remote Temperature Accuracy | 1 | 3 | C | 0C TD +100C, /INT open, 3V VDD 3.6V, 0C TA +85C | ||
| Local Zone Conversion Time | tCONV0 | 50 | 80 | ms | Note 2, Note 5 | |
| Remote Zone Conversion Time | tCONV1 | 100 | 160 | ms | Note 2, Note 5 | |
| Remote Temperature Input, T1 Current into External Diode | IF | 224 | 400 | A | T1 or T2 forced to 1.5V, high level | |
| Address Input (A0) Low Input Voltage | VIL | 0.6 | V | 2.7V VDD 5.5V | ||
| Address Input (A0) High Input Voltage | VIH | 2.0 | V | 2.7V VDD 5.5V | ||
| Serial Data I/O Pin, DATA Low Output Voltage | VOL | 0.4 | V | IOL = 3 mA | ||
| Serial Clock Input, CLK Low Input Voltage | VIL | 0.3VDD | V | 2.7V VDD 5.5V | ||
| Serial Clock Input, CLK High Input Voltage | VIH | 0.7VDD | V | 2.7V VDD 5.5V | ||
| Status Output (/INT) Low Output Voltage | VOL | 0.4 | V | IOL = 3 mA | ||
| Interrupt Propagation Delay | tINT | tCONV + 1 | s | From TEMP > T_SET or TEMPx < T_HYSTx to INT < VOL, FQ = 00, RPULLUP = 10 k | ||
| Default T_SET0 Value | T_SET0 | 81 | 81 | 81 | C | tPOR after VDD > VPOR |
| Default T_HYST0 Value | T_HYST0 | 76 | 76 | 76 | C | tPOR after VDD > VPOR |
| Default T_SET1 Value | T_SET1 | 97 | 97 | 97 | C | tPOR after VDD > VPOR |
| Default T_HYST1 Value | T_HYST1 | 92 | 92 | 92 | C | tPOR after VDD > VPOR |
| Default T_SET2 Value | T_SET2 | 97 | 97 | 97 | C | tPOR after VDD > VPOR |
| Default T_HYST2 Value | T_HYST2 | 92 | 92 | 92 | C | tPOR after VDD > VPOR |
| CLK (Clock) Period | t1 | 2.5 | s | |||
| Data-In Set-Up Time to CLK High | t2 | 100 | ns | |||
| Data-Out Stable after CLK Low | t3 | 0 | ns | |||
| Data-Low Set-Up Time to CLK Low | t4 | 100 | ns | Start Condition | ||
| Data-High Hold Time after CLK High | t5 | 100 | ns | Stop Condition | ||
| Storage Temperature | TS | 65 | +150 | C | ||
| Ambient Temperature Range | TA | 55 | +125 | C | ||
| Package Thermal Resistance (SOIC-8) | JA | 152 | C/W | |||
| Package Thermal Resistance (MSOP-8) | JA | 206 | C/W |
2410301814_MICROCHIP-MIC384-1BMM_C19351738.pdf
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