MAX6674ISA+ Maxim Integrated Products, MAX6674ISA+ Datasheet - Page 6

• 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

Cold-Junction-Compensated K-Thermocouple-
to-Digital Converter (0°C to +128°C)
Figure 1a. Serial Interface Protocol
Figure 1b. Serial Interface Timing
Figure 2. S0 Output
6
BIT
Bit
_______________________________________________________________________________________
SIGN BIT
DUMMY
SCK
SO
CS
SCK
15
CS
SO
0
t
DV
MSB
D15
14
D15
D14
13
t
CSS
D13
12
t
CH
D12
TEMPERATURE READING
11
D11
10
10-BIT
t
DO
D10
9
D9
t
CL
8
D8
7
D7
D6
6
LSB
D5
5
THERMOCOUPLE
D4
D3
INPUT
D3
D2
4
D2
D1
t
TR
D0
D1
DEVICE
ID
3
0
D0
2
Three-state
STATE
1
0