Datasheet

Section 27 Electrical Characteristics
Rev. 6.00 Mar. 18, 2010 Page 944 of 982
REJ09B0054-0600
27.6.4 A/D Conversion Characteristics
Table 27.57 lists the A/D conversion characteristics.
Table 27.57 A/D Conversion Characteristics
Condition A (ZTAT version): 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, φ = 2 to 10 MHz, T
a
= –20°C to +75°C (regular specifications),
T
a
= –40°C to +85°C (wide-range specifications)
Condition B (F-ZTAT version, Masked ROM version):
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, φ = 2 to 13.5MHz,
T
a
= –20°C to +75°C (regular specifications),
T
a
= –40°C to +85°C (wide-range specifications)
Condition C (Masked ROM version): V
CC
= 2.2 V to 3.6 V*, AV
CC
= 2.2 V to 3.6 V*,
V
ref
= 2.2 V to AV
CC
, V
SS
= AV
SS
= 0 V,φ = 2 to 6.25 MHz,
T
a
= –20°C to +75°C (regular specifications),
T
a
= –40°C to +85°C (wide-range specifications)
Condition A Condition B Condition C
Item Min Typ Max Min Typ Max Min Typ Max Unit
Resolution 10 10 10 10 10 10 10 10 10 bits
Conversion time 13.1 ⎯ ⎯ 9.6 ⎯ ⎯ 20.9 ⎯ ⎯ µs
Analog input
capacitance
⎯ ⎯ 20 ⎯ ⎯ 20 ⎯ ⎯ 20 pF
Permissible
signal-source
impedance
⎯ ⎯ 5 ⎯ ⎯ 5 ⎯ ⎯ 5 kΩ
Nonlinearity error ⎯ ⎯ ±6.0 ⎯ ⎯ ±6.0 ⎯ ⎯ ±6.0 LSB
Offset error ⎯ ⎯ ±4.0 ⎯ ⎯ ±4.0 ⎯ ⎯ ±4.0 LSB
Full-scale error ⎯ ⎯ ±4.0 ⎯ ⎯ ±4.0 ⎯ ⎯ ±4.0 LSB
Quantization error ⎯ ⎯ ±0.5 ⎯ ⎯ ±0.5 ⎯ ⎯ ±0.5 LSB
Absolute accuracy ⎯ ⎯ ±8.0 ⎯ ⎯ ±8.0 ⎯ ⎯ ±8.0 LSB
Note: * AN0 and AN1 can be used only when V
CC
= AV
CC
.