Datasheet MAX1618 (Maxim) - 3

Remote Temperature Sensor with SMBus Serial Interface MAX1618 ELECTRICAL CHARACTERISTICS (continued)
(VCC = +3.3V, configuration byte register = X8h,
TA = 0°C to +85°C
, unless otherwise noted.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
ALERT Output Low Sink Current ALERT forced to 0.4V 6 mA ALERT Output High ALERT forced to 5.5V 1 µA Leakage Current SMBCLK, SMBDATA Input 5 pF Capacitance SMBus Clock Frequency (Note 3) DC 100 kHz SMBCLK Clock Low Time tLOW 10% to 10% points 4.7 µs SMBCLK Clock High Time tHIGH 90% to 90% points 4 µs SMBCLK, SMBDATA Rise Time tR 10% to 90% points 1 µs SMBCLK, SMBDATA Fall Time tF 90% to 10% points 300 ns SMBus Start Condition 4.7 µs Setup Time SMBus Repeated Start tSU:STA 90% to 90% points 500 ns Condition Setup Time SMBus Start Condition tHD:STA 10% of SMBDATA to 90% of SMBCLK 4 µs Hold Time SMBus Stop Condition tSU:STO 90% of SMBCLK to 10% of SMBDATA 4 µs Setup Time SMBus Data Valid to SMBCLK tSU:DAT 90% of SMBDATA to 10% of SMBCLK 250 ns Rising-Edge Time SMBus Data-Hold Time tHD:DAT (Note 4) 0 µs SMBus Bus Free Time tBUF Between start/stop condition 4.7 µs SMBCLK Falling Edge to SMBus Master clocking in data 1 µs Data-Valid Time
ELECTRICAL CHARACTERISTICS
(VCC = +3.3V, configuration byte register = X8h,
TA = -55°C to +125°C,
unless otherwise noted.) (Note 5)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Temperature Resolution (Note 1) Monotonicity guaranteed 8 Bits Initial Temperature Error, TR = +60°C to +100°C -3 3 °C Remote Diode (Note 2) TR = -55°C to +125°C -5 5 Supply-Voltage Range VCC 3 5.5 V Conversion Time tCONV From stop bit to conversion complete 47 62 78 ms Conversion-Rate Timing Error Autoconvert mode -25 25 %
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