Figure 17.7 Example Of Analog Input Protection Circuit; Figure 17.8 Analog Input Pin Equivalent Circuit; Table 17.6 Analog Pin Specifications - Hitachi H8S/2628 Hardware Manual

1
*
Notes: Values are reference values.
1.
2. R

Figure 17.7 Example of Analog Input Protection Circuit

Table 17.6 Analog Pin Specifications

Item
Analog input capacitance
Permissible signal source impedance
Rev. 1.0, 09/02, page 442 of 568
2
*
R
100
in
0.1 F
10 F 0.01 F
: Input impedance
in
AN0 to AN15
Note: Values are reference values.

Figure 17.8 Analog Input Pin Equivalent Circuit

AVCC
AN0 to AN15
AVSS
Min Max

20

5
10 k
To A/D converter
20 pF
Unit
pF
kΩ