UPD78F0838 Renesas Electronics Corporation., UPD78F0838 Datasheet - Page 372

• Manufacturer Part Number: UPD78F0838
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

(11) Internal equivalent circuit
370
The equivalent circuit of the analog input block is shown below.
Remarks 1. The resistance and capacitance values shown in Table 11-4 are not guaranteed values.
Table 11-4. Resistance and Capacitance Values of Equivalent Circuit (Reference Values)
2. n = 0 to 7
4.0 V
2.7 V
Figure 11-22. Internal Equivalent Circuit of ANIn Pin
AV
AV
AV
REF
REF
REF
Preliminary User’s Manual U19748EJ1V0UD
CHAPTER 11 A/D CONVERTER
< 4.0 V
5.5 V
ANIn
8.1 k
31 k
R1
C1
R1
8 pF
8 pF
C1
C2
5 pF
5 pF
C2