h8s-2138 Renesas Electronics Corporation., h8s-2138 Datasheet - Page 623

• Manufacturer Part Number: h8s-2138
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

(R
when deciding the circuit constants.
Table 19.5 Analog Pin Specifications
Note:
Item
Analog input capacitance
Permissible signal source impedance
in
), an error will arise in the analog input pin voltage. Careful consideration is therefore required
Notes:
*
* When V
1
Figures are reference values.
1.
2. R
10 µF
in
Figure 19.7 Example of Analog Input Protection Circuit
CC
: Input impedance
= 4.0 V to 5.5 V and
Figure 19.8 Analog Input Pin Equivalent Circuit
R
in
*
Note: Values are reference values.
AN0 to
AN7
2
0.01 µF
100
0.1 µF
10 k
12 MHz
Min
—
—
20 pF
AVCC
AN0 to AN7
AVSS
Rev. 4.00 Jun 06, 2006 page 569 of 1004
To A/D
converter
Max
20
10 *
Section 19 A/D Converter
REJ09B0301-0400
Unit
pF
k