MAX1618 Datasheet, PDF (3/20 Pages) Maxim Integrated Products – Remote Temperature Sensor with SMBus Serial Interface

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