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Rev. 1.0, 07/01, page 297 of 372
20.2.4 A/D Converter Characteristics
Table 20-6 A/D Converter Characteristics
V
CC
= 3.0 to 5.5 V, V
SS
= 0.0 V, T
a
= –20 to +75°C, unless otherwise indicated.
Applicable Test
Values
Reference
Item Symbol Pins Condition Min Typ Max Unit Figure
Analog power supply
voltage
AV
CC
AV
CC
3.3 V
CC
5.5 V *1
Analog input voltage AV
IN
AN0 to
AN7
V
SS
– 0.3 — AV
CC
+ 0.3 V
Analog power
supply
current
AI
OPE
AV
CC
AV
CC
= 5.0 V
f
OSC
=
16 MHz
——2.0mA
AI
STOP1
AV
CC
—50—µA*2
Reference
value
AI
STOP2
AV
CC
——5.0µA*3
Analog input
capacitance
C
AIN
AN0 to
AN7
— — 30.0 pF
Allowable signal
source impedance
R
AIN
AN0 to
AN7
——5.0k
Ω
Resolution (data
length)
10 10 10 bit
Conversion time
(single mode)
AV
CC
= 3.3 to
5.5 V
134 — — t
cyc
Nonlinearity error — — ±7.5 LSB
Offset error — — ±7.5 LSB
Full-scale error — — ±7.5 LSB
Quantization error — — ±0.5 LSB
Absolute accuracy — — ±8.0 LSB
Conversion time
(single mode)
AV
CC
= 4.0 to
5.5 V
70 — — t
cyc
Nonlinearity error — — ±7.5 LSB
Offset error — — ±7.5 LSB
Full-scale error — — ±7.5 LSB
Quantization error — — ±0.5 LSB
Absolute accuracy — — ±8.0 LSB