Datasheet

Section 25 Electrical Characteristics
R01UH0310EJ0500 Rev. 5.00 Page 1245 of 1384
Sep 25, 2012
H8S/2426, H8S/2426R, H8S/2424 Group
25.2.4 A/D Conversion Characteristics
Table 25.23 A/D Conversion Characteristics
Conditions: 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,
φ = 8 MHz to 33 MHz
Item Min. Typ. Max. Unit
Resolution 10 10 10 Bit
Conversion time 2.5* ⎯ ⎯ μs
Analog input capacitance ⎯ ⎯ 15 pF
Permissible signal source impedance ⎯ ⎯ 5 kΩ
Nonlinearity error ⎯ ⎯ ±3.5 LSB
Offset error ⎯ ⎯ ±3.5 LSB
Full-scale error ⎯ ⎯ ±3.5 LSB
Quantization error ⎯ ⎯ ±0.5 LSB
Absolute accuracy ⎯ ⎯ ±6.0 LSB
Note: * For 40 states at ADCLK = 16 MHz.
25.2.5 D/A Conversion Characteristics
Table 25.24 D/A Conversion Characteristics
Conditions: 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,
φ = 8 MHz to 33 MHz
Item Min. Typ. Max. Unit Test Conditions
Resolution 8 8 8 Bit
Conversion time ⎯ ⎯ 10 μs 20 pF capacitive load
Absolute accuracy ⎯ ±2.0 ±3.0 LSB 2 MΩ resistive load
⎯ ⎯ ±2.0 LSB 4 MΩ resistive load