Datasheet

ADS8361
17
SBAS230E
www.ti.com
FIGURE 13. Mode IV, Timing Diagram for M0 = 1 and M1 = 1.
CLOCK
CONVST
A0
RD
M0
CS
Serial
Data A
Serial
Data B
BUSY
0TIME 5μ 10μ
Time (seconds)
M1 = 1 Serial Data B in Tri-state
C
h
B
C
h
0
C
h
A
C
h
1
C
h
B
C
h
1
C
h
A
C
h
0
Conversion of Chx
M1 = 1 and 1st CONVST
Conversion
M0 HIGH
4-Ch Operation Starts, A0 Ignored
M0 HIGH
4-Ch Operation Starts
M0 = 1 and 1st Active CONVST
Ch0
M0 = 1 and 2nd Active CONVST
Ch1
M1
M1 HIGH
Only Serial Data A Used as Output Starting with 1st Conversion
RD Connected with CONVST
16-Bit Data of ChAx
16-Bit Data of ChBx
M1 = 1 and 1 st CONVST
Data of ChA0
M1 = 1 and 2 nd CONVST
Data of ChB0
M1 = 1 and 1 st CONVST
Data of ChA1
M1 = 1 and 2 nd CONVST
Data of ChB1
Conversion of Chx M1 = 1 and 1 st CONVST
Conversion
M1 = 1 and 2 nd CONVST
No Conversion
M1 = 1 and 1 st CONVST
Conversion
M1 = 1 and 2 nd CONVST
No Conversion
CS LOW Output Active
M1 = 1 and 2nd CONVST
No Conversion
M1 = 1 and 1st CONVST
Conversion
M1 = 1 and 2nd CONVST
No Conversion
1 20
ADS8361
MSP430x1xx/4xx
M1
M0
SERIAL DATA A
CLOCK
CONVST
RD
BUSY
A0
CS
MISO
SCLK
P3.5
P2.1(INT)
P3.6
BV
DD
FIGURE 14. 2x2 Channel Using A Output.