Datasheet
78K0/Kx2-L CHAPTER 28 ELECTRICAL SPECIFICATIONS
R01UH0028EJ0400 Rev.4.00 761
Sep 27, 2010
Caution The pins mounted depend on the product. Refer to Caution 2 at the beginning of this chapter.
Analog Characteristics
(1) A/D Converter (1/2)
(T
A = −40 to +85°C, 1.8 V ≤ AVREF ≤ VDD ≤ 5.5 V, VSS = AVSS = 0 V)
Parameter Symbol Conditions MIN. TYP. MAX. Unit
Resolution RES 10 bit
High-speed mode 1 4.0 V ≤ AVREF ≤ 5.5 V ±0.4 %FSR
High-speed mode 2 2.7 V ≤ AVREF ≤ 5.5 V ±0.6 %FSR
4.0 V ≤ AVREF ≤ 5.5 V ±0.4 %FSR Normal mode
2.7 V ≤ AV
REF < 4.0 V ±0.6 %FSR
Overall error
Notes 1, 2
AINL
Low-voltage mode 1.8 V ≤ AV
REF < 4.0 V ±1.2 %FSR
High-speed mode 1 4.0 V ≤ AVREF ≤ 5.5 V 3.3 66
μ
s
High-speed mode 2 2.7 V ≤ AVREF ≤ 5.5 V 4.4 66
μ
s
4.0 V ≤ AVREF ≤ 5.5 V 6.6 66
μ
s Normal mode
2.7 V ≤ AV
REF < 4.0 V 13.2 66
μ
s
Conversion time tCONV
Low-voltage mode 1.8 V ≤ AV
REF < 4.0 V 44 66
μ
s
High-speed mode 1 4.0 V ≤ AVREF ≤ 5.5 V ±0.4 %FSR
High-speed mode 2 2.7 V ≤ AVREF ≤ 5.5 V ±0.6 %FSR
4.0 V ≤ AVREF ≤ 5.5 V ±0.4 %FSR Normal mode
2.7 V ≤ AV
REF < 4.0 V ±0.6 %FSR
Zero-scale error
Notes 1, 2
EZS
Low-voltage mode 1.8 V ≤ AV
REF < 4.0 V ±0.6 %FSR
High-speed mode 1 4.0 V ≤ AVREF ≤ 5.5 V ±0.4 %FSR
High-speed mode 2 2.7 V ≤ AVREF ≤ 5.5 V ±0.6 %FSR
4.0 V ≤ AVREF ≤ 5.5 V ±0.4 %FSR Normal mode
2.7 V ≤ AV
REF < 4.0 V ±0.6 %FSR
Full-scale error
Notes 1, 2
EFS
Low-voltage mode 1.8 V ≤ AV
REF < 4.0 V ±0.6 %FSR
High-speed mode 1 4.0 V ≤ AVREF ≤ 5.5 V ±2.5 LSB
High-speed mode 2 2.7 V ≤ AVREF ≤ 5.5 V ±4.5 LSB
4.0 V ≤ AVREF ≤ 5.5 V ±2.5 LSB Normal mode
2.7 V ≤ AV
REF < 4.0 V ±4.5 LSB
Integral non-linearity
error
Note 1
I
LE
Low-voltage mode 1.8 V ≤ AV
REF < 4.0 V ±6.5 LSB
High-speed mode 1 4.0 V ≤ AVREF ≤ 5.5 V ±1.5 LSB
High-speed mode 2 2.7 V ≤ AVREF ≤ 5.5 V ±2.0 LSB
4.0 V ≤ AVREF ≤ 5.5 V ±1.5 LSB Normal mode
2.7 V ≤ AV
REF < 4.0 V ±2.0 LSB
Differential non-linearity
error
Note 1
D
LE
Low-voltage mode 1.8 V ≤ AV
REF < 4.0 V ±2.0 LSB
Analog input voltage VAIN 1.8 V ≤ AVREF ≤ 5.5 V AVSS AVREF V
Notes 1. Excludes quantization error (±1/2 LSB).
2. This value is indicated as a ratio (%FSR) to the full-scale value.