MAX6633 MAXIM [Maxim Integrated Products], MAX6633 Datasheet
MAX6633
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MAX6633 Summary of contents
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... The devices can be configured to separate addresses, allowing multiple devices to be used on the same bus. The MAX6633 has four address pins, allowing devices to be connected to a single bus. The MAX6634 has three address pins, allowing up to eight devices to be connected to a single bus ...
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Plus Sign Temperature Sensors with 2 SMBus/I C-Compatible Serial Interface ABSOLUTE MAXIMUM RATINGS V , SDA, SCL ......................................................-0.3V to +6.0V CC All Other Pins ................................................-0. SDA, ALERT, OVERT Current .............................-1mA to +50mA ESD Protection (Human Body Model)................................2000V ...
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Plus Sign Temperature Sensors with SMBus/I ELECTRICAL CHARACTERISTICS (continued +3.0V to +5.5V -55°C to +125°C, unless otherwise noted. Typical values are wise noted.) PARAMETER SYMBOL SMBus TIMING (Note 3, Figures 1, 2, ...
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Plus Sign Temperature Sensors with 2 SMBus/I C-Compatible Serial Interface (V = +3.3V +25°C, unless otherwise noted SHUTDOWN SUPPLY CURRENT vs. TEMPERATURE +5. +3.3V CC ...
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... A1), allowing up to four devices to be connected to a single bus line. The MAX6634 makes three address pins available (A0, A1, A2), allowing up to eight devices to be connected to a single bus line. The MAX6633 makes four address pins available (A0, A1, A2, A3), allowing as many as 16 _______________________________________________________________________________________ 2 ...
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Plus Sign Temperature Sensors with 2 SMBus/I C-Compatible Serial Interface Write Byte Format S ADDRESS WR 7 bits Slave Address: equivalent to chip-select line wire interface Write Word Format S ADDRESS WR 7 bits Slave Address: ...
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... F = ACKNOWLEDGE BIT CLOCKED INTO MASTER G = MSB OF DATA CLOCKED INTO MASTER H = LSB OF DATA CLOCKED INTO MASTER CONVERSION PERIOD 0.5s MAX6633/MAX6634/MAX6635 or HIGH ), Maximum LOW ) registers. HYST Figure 5. MAX6633 Functional Diagram SU:STO I = MASTER PULLS DATA LINE LOW L = STOP CONDITION, DATA J = ACKNOWLEDGE CLOCKED INTO SLAVE ...
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Plus Sign Temperature Sensors with 2 SMBus/I C-Compatible Serial Interface CONFIGURATION Figure 6. MAX6634 Functional Diagram CONFIGURATION Figure 7. MAX6635 Functional Diagram 8 _______________________________________________________________________________________ V CC CMP 12 BIT + SIGN ADC CMP TEMPERATURE T T LOW HIGH SMBus ...
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... POINTER = 00h T SET POINT HYST (READ/WRITE) POINTER = 02h (MAX6634/MAX6635 ONLY) T SET POINT LOW (READ/WRITE) POINTER = 04h (MAX6634/MAX6635 ONLY) Figure 8. MAX6633/MAX6634/MAX6635 Programmer’s Model _______________________________________________________________________________________ 2 C-Compatible Serial Interface SDA INTERFACE SCL DATA ADDRESS POINTER REGISTER (SELECTS REGISTER FOR COMMUNICATION) (READ/WRITE, SETS OPERATING ...
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Plus Sign Temperature Sensors with 2 SMBus/I C-Compatible Serial Interface T MAX MAX HYST T HIGH HIGH HYST LOW HYST T LOW ALERT COMPARATOR MODE ALERT INTERRUPT MODE * OVERT ...
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... OVERT fault without the intervention of a master and thus is ideal to use for driving a cooling fan (Figure 11). Comparator Mode In this application, the polarity of OVERT is active high. LOW The MAX6633/MAX6634/MAX6635 feature a shutdown mode, accessible through the serial interface that saves power by turning off everything except the POR V CC +12V + ...
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... The key to accurate temperature monitoring is good thermal contact between the MAX6633/MAX6634/ MAX6635 package and the monitored device or circuit. Heat flows in and out of plastic packages primarily through the leads. Short, wide copper traces leading to the temperature monitor ensure that heat transfers quickly and reliably ...
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Plus Sign Temperature Sensors with SMBus/I Table 2. Pointer Register Bit Assignments ADDRESS DESCRIPTION Temperature register 00h (READ only) Configuration-Byte 01h register 02h T register HYST 03h T register MAX 04h T register LOW 05h T register HIGH Table ...
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Plus Sign Temperature Sensors with 2 SMBus/I C-Compatible Serial Interface Table 5. Fault Queue Depth D4 NO. OF FAULTS 0 1 Table 6. Output Code vs. Temperature DIGITAL OUTPUT CODE TEMP. (°C) BINARY MSB +150.0000 0100 1011 0000 0XXX ...
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... Plus Sign Temperature Sensors with 2 SMBus/I C-Compatible Serial Interface TOP VIEW SDA SDA SCL SCL MAX6633 ALERT GND GND SO ______________________________________________________________________________________ SDA SCL 2 MAX6634 OVERT GND 4 SO Pin Configurations ...
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Plus Sign Temperature Sensors with 2 SMBus/I C-Compatible Serial Interface Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are Maxim cannot assume responsibility for use ...