S3F84B8_UM_REV 1.00
External Clock
Frequency
10 MHz
8 MHz
4 MHz
3 MHz
2 MHz
1 MHz
400KHz
1
1.8
Figure 21-2
Operating Voltage Range @ External clock
V
OUT
V
DD
V
SS
Figure 21-3
Schmitt Trigger Input Characteristics Diagram
2.0
2.7
4
4.5
5
5.5
Supply Voltage (V)
A
B
C
D
0.3 V
0.7 V
DD
DD
21-7
21 ELECTRICAL DATA
6
7
A = 0.2 V
DD
B = 0.4 V
DD
C = 0.6 V
DD
D = 0.8 V
DD
V
IN