2. Mode Setting
36
35
34
33
32
31
30
29
28
27
26
25
Vcc
Vss
37
38
39
40
41
42
24
23
22
21
20
48P6Q-A
19
18
17
16
15
14
13
Vcc
43
44
Vss
X
OUT
X
IN
RESET
RESET
Note1
AVss
45
46
47
48
1
2
3
4
5
6
7
8
9
10
11
12
P2
7
/CNTR
0
/S
RDY1
P4
1
/INT
0
P2
5
/SCL
2
/TxD
P2
6
/S
CLK
P2
4
/SDA
2
/RxD
BUSY
SCLK
TxD
RxD
P4
1
Vpp
CNVss
Note2
Mode setup method
Signal
Value
4.5 to 5.5V
CNVss
Vcc Note3
P4
1
Vss
Vcc
RESET
Vss
SCLK
Note 1: Connect oscillator circuit.
Note 2: Connect to Vcc when Vcc = 4.5V to 5.5V.
Connect to Vpp (= 4.5V to 5.5V) when Vcc = 2.7V to 4.5V.
Note 3: It is necessary to apply Vcc only when reset is released.
4