415
7.1.4
A/D Conversion Characteristics
Table 7.9 A/D Conversion Characteristics
Condition A*: V
CC
= 2.7 V to 3.6 V, AV
CC
= 2.7 V to 3.6 V, V
ref
= 2.7 V to AV
CC
,
V
SS
= AV
SS
= 0 V, ø = 2 MHz to 20 MHz, T
a
= –20°C to +75°C (regular
specifications), T
a
= –40°C to +85°C (wide-range specifications)
Condition B:
V
CC
= 3.0 V to 3.6 V, AV
CC
= 3.0 V to 3.6 V, V
ref
= 3.0 V to AV
CC
,
V
SS
= AV
SS
= 0 V, ø = 2 MHz to 33 MHz, T
a
= –20°C to +75°C (regular
specifications), T
a
= –40°C to +85°C (wide-range specifications)
* In planning stage
Condition A
Condition B
Item
Min
Typ
Max
Min
Typ
Max
Unit
Resolution
10
10
10
10
10
10
Bit
Conversion time
—
—
6.7
—
—
8.1
µ
s
Analog input
capacitance
—
—
20
—
—
20
pF
Permissible signal
source impedance
—
—
5
—
—
5
k
Ω
Nonlinearity error
—
—
±7.5
—
—
±7.5
LSB
Offset error
—
—
±7.5
—
—
±7.5
LSB
Full-scale error
—
—
±7.5
—
—
±7.5
LSB
Quantization error
—
±0.5
—
—
±0.5
—
LSB
Absolute accuracy
—
—
±8.0
—
—
±8.0
LSB
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