MAX1617A Datasheet, PDF (3/18 Pages) Maxim Integrated Products – Remote/Local Temperature Sensor with SMBus Serial Interface

Remote/Local Temperature Sensor
with SMBus Serial Interface
ELECTRICAL CHARACTERISTICS (continued)
(V_CC = +3.3V, T_A = 0°C to +85°C, unless otherwise noted.)
PARAMETER
CONDITIONS
MIN
SMBus INTERFACE
Logic Input High Voltage
STBY, SMBCLK, SMBDATA; V_CC = 3V to 5.5V
2.2
Logic Input Low Voltage
STBY, SMBCLK, SMBDATA; V_CC = 3V to 5.5V
Logic Output Low Sink Current
ALERT, SMBDATA forced to 0.4V
6
ALERT Output High Leakage
Current
ALERT forced to 5.5V
Logic Input Current
Logic inputs forced to V_CC or GND
-1
SMBus Input Capacitance
SMBCLK, SMBDATA
SMBus Clock Frequency
(Note 4)
DC
SMBCLK Clock Low Time
t_LOW, 10% to 10% points
4.7
SMBCLK Clock High Time
t_HIGH, 90% to 90% points
4
SMBus Start-Condition Setup Time
4.7
SMBus Repeated Start-Condition
Setup Time
t_SU:STA, 90% to 90% points
500
SMBus Start-Condition Hold Time t_HD:STA, 10% of SMBDATA to 90% of SMBCLK
4
SMBus Stop-Condition Setup Time t_SU:STO, 90% of SMBCLK to 10% of SMBDATA
4
SMBus Data Valid to SMBCLK
Rising-Edge Time
t_SU:DAT, 10% or 90% of SMBDATA to 10% of SMBCLK 250
SMBus Data-Hold Time
t_HD:DAT (Note 5)
0
SMBCLK Falling Edge to SMBus
Data-Valid Time
Master clocking in data
ELECTRICAL CHARACTERISTICS
(V_CC = +3.3V, T_A = -55°C to +125°C, unless otherwise noted.) (Note 6)
PARAMETER
CONDITIONS
MIN
ADC AND POWER SUPPLY
Temperature Resolution (Note 1) Monotonicity guaranteed
8
Initial Temperature Error,
T_A = +60°C to +100°C
-2
Local Diode (Note 2)
T_A = -55°C to +125°C
-3
Temperature Error, Remote Diode ^TR ^{= +60°C to +100°C}
-3
(Notes 2 and 3)
T_R = -55°C to +125°C
-5
Supply-Voltage Range
3.0
Conversion Time
From stop bit to conversion complete (both channels)
94
Conversion Rate Timing Error
Auto-convert mode
-25
TYP
5
TYP
125
MAX UNITS
V
0.8
V
mA
1
µA
1
µA
pF
100 kHz
µs
µs
µs
ns
µs
µs
ns
µs
1
µs
MAX UNITS
Bits
2
°C
3
3
°C
5
5.5
V
156
ms
25
%
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