MAX1617MEE Maxim Integrated Products, MAX1617MEE Datasheet - Page 4

• Manufacturer Part Number: MAX1617MEE
• Description: IC TEMP SENSOR SMBUS SRL 16-QSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX1617MEE

• Function: Thermometer, Thermostat
• Topology: ADC, Comparator, Multiplexer, Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: -55°C ~ 125°C, External Sensor
• Output Type: I²C™/SMBus™
• Output Alarm: Yes
• Output Fan: No
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-QSOP
• Full Temp Accuracy: +/- 3.5 C, +/- 5 C
• Digital Output - Bus Interface: Serial (2-Wire)
• Digital Output - Number Of Bits: 7 bit + Sign
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 55 C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Remote/Local Temperature Sensor
with SMBus Serial Interface
ELECTRICAL CHARACTERISTICS (continued)
(V
(T
4
Note 1: Guaranteed but not 100% tested.
Note 2: Quantization error is not included in specifications for temperature accuracy. For example, if the MAX1617 device tempera-
Note 3: A remote diode is any diode-connected transistor from Table 1. T
Note 4: The SMBus logic block is a static design that works with clock frequencies down to DC. While slow operation is possible, it
Note 5: Note that a transition must internally provide at least a hold time in order to bridge the undefined region (300ns max) of
Note 6: Specifications from -55°C to +125°C are guaranteed by design, not production tested.
__________________________________________Typical Operating Characteristics
Logic Input High Voltage
Logic Input Low Voltage
Logic Output Low Sink Current
ALERT Output High Leakage
Current
Logic Input Current
SMBus INTERFACE
CC
A
= +25°C, unless otherwise noted.)
-10
-20
_______________________________________________________________________________________
20
10
= +3.3V, T
0
1
ture is exactly +66.7°C, the ADC may report +66°C, +67°C, or +68°C (due to the quantization error plus the +1/2°C offset
used for rounding up) and still be within the guaranteed ±1°C error limits for the +60°C to +100°C temperature range. See
Table 2.
Remote Diode Selection for remote diode forward voltage requirements.
violates the 10kHz minimum clock frequency and SMBus specifications, and may monopolize the bus.
SMBCLK’s falling edge.
PARAMETER
vs. PC BOARD RESISTANCE
TEMPERATURE ERROR
LEAKAGE RESISTANCE (M )
A
3
= -55°C to +125°C, unless otherwise noted.) (Note 6)
PATH = DXP TO V
PATH = DXP TO GND
10
30
CC
(5V)
STBY, SMBCLK, SMBDATA
STBY, SMBCLK, SMBDATA; V
ALERT, SMBDATA forced to 0.4V
ALERT forced to 5.5V
Logic inputs forced to V
100
-1
-2
2
1
0
-50
RANDOM
SAMPLES
ZETEX FMMT3904
vs. REMOTE-DIODE TEMPERATURE
SAMSUNG KST3904
CONDITIONS
TEMPERATURE ERROR
0
CC
TEMPERATURE (°C)
or GND
MOTOROLA MMBT3904
50
CC
= 3V to 5.5V
R
V
V
CC
CC
is the junction temperature of the remote diode. See
100
= 3V
= 5.5V
150
12
9
6
3
0
50
MIN
2.2
2.4
-2
6
V
V
POWER-SUPPLY NOISE FREQUENCY
IN
CC
= SQUARE WAVE APPLIED TO
WITH NO 0.1 F V
500
TEMPERATURE ERROR vs.
TYP
5k
V
REMOTE DIODE
FREQUENCY (Hz)
IN
= 100mVp-p
V
REMOTE DIODE
50k
CC
V
LOCAL DIODE
IN
IN
CAPACITOR
= 250mVp-p
= 250mVp-p
MAX
0.8
1
2
500k
5M
UNITS
mA
µA
µA
V
V
50M