
MAX1361/MAX1362
4-Channel, 10-Bit, System Monitor with Programmable
Trip Window and SMBus Alert Response
______________________________________________________________________________________
17
HIGH
CH1
CH0
12/
1
100
0
HIGH HIGH
DATA
(MSB)
D8
D7
D6
D5
D4
D3
D2
D1
D0
1
0/1
0 = 10b
1 = 12b
1
0/1
ACK
0/1
ACK/
NACK
Table 8. Data Format
START
CONDITION
START
ADDRESS
FROM THE MASTER
1, CH ADD, 10b/12b FLAG,
1,1 RESULT (2 MSBs)
RESULT (8 LSBs)
1
ACK
STOP
R/W
tACQ
tCONV
Figure 10. Example of Reading the Conversion Result—External Clock Mode
START
ADDRESS
FROM THE MASTER
MAX1361/MAX1362
KEEPS SCL LOW
RESULT (8 LSBs)
1, CH ADD, 10b/12b, 1,1
RESULT (2 MSBs)
1
ACK
STOP
tACQ
tCONV
6.8
μs MAX
R/W
Figure 11. Example of a Single Conversion Using the Internal Clock, SCAN = 1,1
START
MAX1361/MAX1362
KEEPS SCL LOW
ADDRESS
FROM THE MASTER
1
ACK
tACQ
tCONV
tACQ
tCONV
CONVERSION 1
6.8
μs MAX
CONVERSION 2
MAX1361/MAX1362
KEEPS SCL LOW
1, CH ADD, 10b/12b, 1,1
RESULT (2 MSBs)
RESULT 1
(8 LSBs)
STOP
ACK
1, CH ADD, 10b/12b, 1,1
RESULT (2 MSBs)
RESULT N
(8 LSBs)
tACQ
tCONV
CONVERSION N
R/W
Figure 12. Example of Scan-Mode Conversions Using the Internal Clock, SCAN = 0,0 and 0,1