Comparator_A Introduction
17-3
Comparator_A
Figure 17−1. Comparator_A Block Diagram
CAOUT
+
−
CAEX
0.5x
0.25x
Set_CAIFG
CA1
CCI1B
+
−
0V
G
D
S
P2CA0
P2CA1
CAF
CARSEL
CAON
CAREFx
1
0
00
01
10
11
00
01
10
11
1
0
1
0
1
0
1
0
1
0
0V
1
0
VCAREF
CA0
0
1
0
1
V
CC
V
CC
V
CC
Tau ~ 2.0
m
s