Analog Pin Equivalent Circuit - Fujitsu MB86R02 Jade-D Hardware Manual

MB86R02 'Jade-D' Hardware Manual V1.64
26.8

Analog pin equivalent circuit

The following figure shows an analog pin's equivalent circuit of the A/D converter.
VIN0/VIN1
AVD0
AD_VRH0/AD_VRH1
VR0
AD_VRL0/AD_VRL1
AD_AVS1
26-4
Sample
R
R
2
Internal PD
Internal PD
R
R
2
R
R
2
Internal PD
R
R
2
Figure 26-2 Analog pin's equivalent circuit
C
Equivalent circuit in sampling period
"sample" is internal signal