MAX6681MEE+ Maxim Integrated Products, MAX6681MEE+ Datasheet
MAX6681MEE+
Specifications of MAX6681MEE+
Related parts for MAX6681MEE+
MAX6681MEE+ Summary of contents
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... Pin Configurations appear at end of data sheet. SMBus is a trademark of Intel Corp trademark of Philips Corp. ________________________________________________________________ Maxim Integrated Products For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com. Sensors with SMBus Interface ♦ Two Alarm Outputs: ALERT and OVERT ♦ ...
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Fail-Safe Remote/Local Temperature Sensors with SMBus Interface ABSOLUTE MAXIMUM RATINGS V ...........................................................................-0.3V to +6V CC DXP.............................................................-0. DXN ......................................................................-0.3V to +0.8V SMBCLK, SMBDATA, ALERT, OVERT .....................-0.3V to +6V RESET, INT_SEL, STBY, ADD0, ADD1.....................-0.3V to +6V CRIT1, CRIT0, SENS_SEL ...
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Fail-Safe Remote/Local Temperature ELECTRICAL CHARACTERISTICS (continued) (Circuit of Typical Operating Circuit 3.3V and T = +25°C.) A PARAMETER SYMBOL CRIT0, CRIT1, ADD0, ADD1, RESET, INT_SEL, SENS_SEL Logic Input Low Voltage Logic Input High Voltage Input Leakage ...
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Fail-Safe Remote/Local Temperature Sensors with SMBus Interface (T = +25°C, unless otherwise noted.) A STANDBY SUPPLY CURRENT vs. SUPPLY VOLTAGE 3.0 3.5 4.0 4.5 5.0 5.5 SUPPLY VOLTAGE ...
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Fail-Safe Remote/Local Temperature PIN NAME MAX6680 MAX6681 CRIT1 CRIT0 3 3 DXP 4 4 DXN 6 6 ADD1 7 7 RESET 8 8 GND OVERT ADD0 ALERT ...
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Fail-Safe Remote/Local Temperature Sensors with SMBus Interface V CC RESET CIRCUITRY DXP DXN ALERT OVERT CRIT0 CRIT1 Figure 1. MAX6680/MAX6681 Functional Diagram Detailed Description The MAX6680/MAX6681 are temperature sensors designed to work in conjunction with a microprocessor or other ...
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Fail-Safe Remote/Local Temperature age and computes the temperature based on this volt- age. If the remote channel is not used, connect DXP to DXN. Do not leave DXP and DXN unconnected. When a conversion is initiated, both channels are ...
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Fail-Safe Remote/Local Temperature Sensors with SMBus Interface ply hum. In noisy environments, high-frequency noise reduction is needed for high-accuracy remote mea- surements. The noise can be reduced with careful PC board layout and proper external noise filtering. High-frequency EMI ...
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Fail-Safe Remote/Local Temperature Write Byte Format S ADDRESS WR 7 bits Slave Address: equiva- lent to chip-select line of a 3-wire interface Read Byte Format ADDRESS WR ACK 7 bits Slave Address: equiva- lent to chip-select line Send Byte ...
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Fail-Safe Remote/Local Temperature Sensors with SMBus Interface To ensure valid extended data, read extended resolu- tion temperature data using one of the following approaches: 1) Put the MAX6680/MAX6681 into standby mode by setting bit 6 of the Configuration register ...
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Fail-Safe Remote/Local Temperature LOW HIGH SMBCLK SMBDATA t t SU:STA HD:STA A = START CONDITION B = MSB OF ADDRESS CLOCKED INTO SLAVE C = LSB OF ADDRESS CLOCKED INTO SLAVE D = R/W BIT ...
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Fail-Safe Remote/Local Temperature Sensors with SMBus Interface depending on the type of slave device.) Successful completion of the Alert Response protocol clears the interrupt latch, provided the condition that caused the alert no longer exists. If the condition still ...
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Fail-Safe Remote/Local Temperature Table 5. Command-Byte Register Bit Assignments REGISTER ADDRESS POR STATE RLTS 00h RRTE 01h RSL 02h RCL/WCL 03h/09h RCRA/WCRA 04h/0A RIH/WIH 05h/0Bh RIL/WIL 06h/0Ch REH/WEH 07h/0Dh REL/WEL 08h/0Eh OSHT 0Fh REET 10h RWOH 11h RWOL 12h ...
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Fail-Safe Remote/Local Temperature Sensors with SMBus Interface Table 6. Configuration-Byte Bit Assignment BIT NAME ALERT MASK 7 (MSB) 6 RUN/STOP 5 SPNP 4 Extended Resolution 3 Extended Range 2 SMBus Timeout 1 Software Reset 0 RFU Table 7. Status ...
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Fail-Safe Remote/Local Temperature reside on the same bus without address conflicts (Table 9). The address pin states are checked at POR and RESET only, and the address data stays latched to reduce qui- escent supply current due to the ...
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Fail-Safe Remote/Local Temperature Sensors with SMBus Interface TOP VIEW CRIT1 2 DXP 3 MAX6680 DXN 4 CRIT0 5 ADD1 6 RESET 7 GND 8 QSOP 16 ______________________________________________________________________________________ 16 SENS_SEL CRIT1 STBY 2 CC ...
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... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 17 © 2005 Maxim Integrated Products Sensors with SMBus Interface PACKAGE OUTLINE, QSOP .150" ...