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R01UH0336EJ0102 Rev.1.02
Page 1349 of 1538
Jul 17, 2014
V850E2/PG4-L
Section 23 A/D Converter
Figure 23-22
Internal Equivalent Circuit of ADCAnlm Pin
Note
The following shows the reference values of the circuit constants.
C1[pF]
C2[pF]
C3[pF]
R1[k
Ω
]
R2[k
Ω
]
Max
Typ
Max
Typ
Max
Typ
Max
Typ
Max
Pins
supporting
channel
S/H
Channel S/H used
15
0.64
0.77
1.07
1.28
0.17
0.20
6.30
14.30
Channel
S/H not
used
Buffer not
used
6.39
7.82
10.00
12.00
0.74
1.39
0.05
0.06
Buffer used
1.14
1.38
1.00
1.20
0.74
1.39
0.05
0.06
Pins not
supporting
channel
S/H
Buffer not used
5.24
6.44
10.00
12.00
0.23
0.27
0.05
0.06
Buffer used
0.52
0.64
1.00
1.20
0.23
0.27
0.05
0.06
AV
DDn
ADCAnIm pin
Device
R2
C1
C2
C3
R1