MAX6675 Maxim, MAX6675 Datasheet - Page 6

• Manufacturer Part Number: MAX6675
• Description: Cold-Junction-Compensated K-Thermocoupleto-Digital Converter (0C to +1024C)
• Manufacturer: Maxim

Cold-Junction-Compensated K-Thermocouple-
to-Digital Converter (0°C to +1024°C)
Figure 1a. Serial Interface Protocol
Figure 1b. Serial Interface Timing
Figure 2. SO Output
6
BIT
Bit
_______________________________________________________________________________________
SCK
SO
CS
SIGN BIT
DUMMY
SCK
CS
SO
15
0
t
DV
D15
MSB
14
D15
D14
13
t
CSS
D13
12
t
CH
D12
11
TEMPERATURE READING
D11
10
t
D10
DO
9
12-BIT
D9
8
t
CL
D8
7
D7
6
D6
5
D5
4
D4
LSB
3
D3
THERMOCOUPLE
D3
D2
INPUT
D2
D1
2
t
TR
D0
D1
D0
DEVICE
ID
1
0
STATE
Three-
state
0