3069RF-ZTAT Datasheet, PDF (580/1003 Pages) Renesas Technology Corp – RENESAS 16-BIT SINGLE-CHIP MICROCOMPUTER

*¹
*¹
Rin*²
100 Ω
0.1 µF
Notes: 1.
10 µF
0.01 µF
AV _CC
V_REF
AN₀ to AN₇
AV _SS
2. Rin: input impedance
Figure 15.7 Example of Analog Input Protection Circuit
Table 15.5 Analog Input Pin Ratings
Item
min
max
Unit
Analog input capacitance
—
20
pF
Allowable signal-source impedance
—
10*
kΩ
Note: * When conversion time = 134 states, V_CC = 4.5 V to 5.5 V, and φ ≤ 13 MHz. For details
see section 21, Electrical Characteristics.
AN₀ to AN₇
10 kΩ
To A/D converter
20 pF
Figure 15.8 Analog Input Pin Equivalent Circuit
Note: Numeric values are approximate, except in table 15.5
Rev. 5.0, 09/04, page 558 of 978