
Table 20-12 A/D Converter Characteristics
–Preliminary–
Condition C (3-V S-mask):
V
CC
= 3.0 to 5.5 V, V
SS
= AV
SS
= 0 V, T
a
= –20 to +75C
(Regular Specifications), AV
CC
= 3.0 to 5.5 V
Condition D (2.7-V S-mask): V
CC
= 2.7 to 5.5 V, V
SS
= AV
SS
= 0 V, T
a
= –20 to +75C
(Regular Specifications), AV
CC
= 2.7 to 5.5 V
Condition D
*
1
8 MHz
Min
Typ
10
10
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Condition C
*
2
10 MHz
Min
Typ
10
10
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Item
Resolution
Conversion time
Analog input capacitance
Allowable signal-source impedance
Nonlinearity error
Offset error
Full-scale error
Quantizing error
Absolute accuracy
Notes
: Maximum operating frequency of A/D converter:
*
1 AV
CC
= 2.7 to 3.0 V: 8 MHz (conversion time: 17.25 μs)
*
2 AV
CC
= 3.0 to 4.5 V: 10 MHz (conversion time: 13.8 μs)
Max
10
17.25
20
5
±3.5
±3.5
±3.5
±0.5
±4.0
Max
10
13.8
20
5
±3.5
±3.5
±3.5
±0.5
±4.0
Unit
Bits
μs
pF
k
LSB
LSB
LSB
LSB
LSB
20.3 MCU Operational Timing
This section provides the following timing charts:
20.3.1 Bus timing
20.3.2 Control Signal Timing
20.3.3 Clock Timing
20.3.4 I/O Port Timing
20.3.5 16-Bit Free-Running Timer Timing
20.3.6 8-Bit Timer Timing
20.3.7 Pulse Width Modulation Timer Timing
20.3.8 Serial Communication InterfaceTiming
Figures 20-4 to 20-6
Figures 20-7 to 20-10
Figures 20-11 and 20-12
Figure 20-13
Figures 20-14 and 20-15
Figures 20-16 to 20-18
Figure 20-19
Figure 20-20 and 20-21
350