MAX6674ISA+ Maxim Integrated Products, MAX6674ISA+ Datasheet - Page 2

• Manufacturer Part Number: MAX6674ISA+
• Description: IC THERMOCOUP TO DGTL 8-SOIC
• Manufacturer: Maxim Integrated Products
• Type: Temperature Sensorr

Specifications of MAX6674ISA+

• Input Type: Logic
• Output Type: Logic
• Interface: 3-Wire SPI Serial
• Current - Supply: 2mA
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Full Temp Accuracy: +/- 2 C
• Digital Output - Bus Interface: 3-Wire, SPI
• Digital Output - Number Of Bits: 10 bit
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 3 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 20 C
• Supply Current: 2 mA
• Sensing Accuracy Range: ± 2°C
• Supply Voltage Range: 3V To 5.5V
• Resolution (bits): 10bit
• Sensor Case Style: SOIC
• No. Of Pins: 8
• Operating Temperature Range: -20°C To +85°C
• Rohs Compliant: Yes
• Data Interface: 2-Wire, I2C, Serial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ABSOLUTE MAXIMUM RATINGS
Supply Voltage (V
SO, SCK, CS, T-, T+ to GND .......................-0.3V to V
SO Current .........................................................................50mA
ESD Protection (Human Body Model) ........................... ±2000V
Continuous Power Dissipation (T
Operating Temperature Range ...........................-20°C to +85°C
Cold-Junction-Compensated K-Thermocouple-
to-Digital Converter (0°C to +128°C)
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
ELECTRICAL CHARACTERISTICS
(V
2
Temperature Error
Temperature Conversion
Constant
Cold-Junction Compensation
Resolution
Thermocouple Input Impedance
Supply Voltage
Supply Current
Power-On Reset Threshold
Power-On Reset Hysteresis
Conversion Time
SERIAL INTERFACE
Input Low Voltage
Input High Voltage
Input Leakage Current
Input Capacitance
CC
8-Pin SO (derate 5.88mW/°C above +70°C)................471mW
_______________________________________________________________________________________
= +3.0V to +5.5V, T
PARAMETER
CC
to GND) ................................. -0.3V to +6V
A
= -20°C to +85°C, unless otherwise noted. Typical values specified at +25°C.) (Note 1)
A
= +70°C)
SYMBOL
I
LEAK
V
I
V
C
V
CC
CC
IH
IL
IN
T
+100°C, T
T
0°C to +125°C, T
+25°C (Note 2)
T
T
(Note 2)
V
(Note 2)
V
(Note 2)
THERMOCOUPLE
THERMOCOUPLE
A
A
CC
IN
= +25°C
= -20°C to +85°C
CC
= GND or V
rising
+ 0.3V
A
= +25°C
CONDITIONS
CC
A
=
=
=
Storage Temperature Range .............................-65°C to +150°C
Junction Temperature ......................................................+150°C
SO Package
Lead Temperature (soldering, 10s) ................................ +300°C
Vapor Phase (60s) ......................................................+215°C
Infrared (15s) ..............................................................+220°C
V
V
V
V
V
V
CC
CC
CC
CC
CC
CC
= +3.3V
= +3.3V and +5V
= +3.3V
= +5V
= +3.3V
= +5V
0.7 x
MIN
V
-1.5
3.0
-1
-2
-3
-1
-3
-5
1
CC
5.125
0.125
TYP
0.15
20
50
1
2
5
MAX
0.3 x
+1.5
0.18
V
5.5
2.5
+1
+2
+3
+1
+3
2
CC
5
µv/LSB
UNITS
mA
mV
kΩ
µA
°C
°C
°C
pF
V
V
s
V
V