Datasheet
RL78/L12 CHAPTER 30 ELECTRICAL SPECIFICATIONS (A, G: T
A = -40 to +85°C)
R01UH0330EJ0200 Rev.2.00 898
Dec 13, 2013
30.6 Analog Characteristics
30.6.1 A/D converter characteristics
Classification of A/D converter characteristics
Input channel
Reference Voltage
Reference voltage (+) = AVREFP
Reference voltage (−) = AVREFM
Reference voltage (+) = VDD
Reference voltage (−) = VSS
Reference voltage (+) = V
BGR
Reference voltage (−) = AVREFM
ANI0, ANI1
−
Refer to 30.6.1 (3). Refer to 30.6.1 (4).
ANI16 to ANI23 Refer to 30.6.1 (2).
Internal reference voltage
Temperature sensor output
voltage
Refer to 30.6.1 (1).
−
(1) When reference voltage (+) = AVREFP/ANI0 (ADREFP1 = 0, ADREFP0 = 1), reference voltage (−) = AVREFM/ANI1
(ADREFM = 1), target pin : internal reference voltage, and temperature sensor output voltage
(T
A = −40 to +85°C, 2.4 V ≤ EVDD = VDD ≤ 5.5 V, 1.6 V ≤ AVREFP ≤ VDD ≤ 5.5 V, VSS = EVSS = 0 V, Reference voltage (+) =
AV
REFP, Reference voltage (−) = AVREFM = 0 V)
Parameter Symbol Conditions MIN. TYP. MAX. Unit
Resolution RES 8 10 bit
Overall error
Note 1
AINL
10-bit resolution
AV
REFP = VDD
Note 3
1.8 V ≤ V
DD ≤ 5.5 V 1.2 ±3.5 LSB
1.6 V ≤ VDD ≤ 5.5 V
Note 4
1.2 ±7.0 LSB
Conversion time tCONV
10-bit resolution
Target pin: Internal
reference voltage, and
temperature sensor output
voltage
(HS (high-speed main)
mode)
3.6 V ≤ V
DD ≤ 5.5 V 2.375 39
μ
s
2.7 V ≤ VDD ≤ 5.5 V 3.5625 39
μ
s
2.4 V ≤ VDD ≤ 5.5 V 17 39
μ
s
Zero-scale error
Notes 1, 2
E
ZS
10-bit resolution
AV
REFP = VDD
Note 3
1.8 V ≤ AV
REFP ≤ 5.5
V
±0.25 %FSR
1.6 V ≤ AVREFP ≤ 5.5
V
Note 4
±0.50 %FSR
Full-scale error
Notes 1, 2
E
FS
10-bit resolution
AV
REFP = VDD
Note 3
1.8 V ≤ AV
REFP ≤ 5.5
V
±0.25 %FSR
1.6 V ≤ AVREFP ≤ 5.5
V
Note 4
±0.50 %FSR
Integral linearity error
Note 1
ILE
10-bit resolution
AV
REFP = VDD
Note 3
1.8 V ≤ V
DD ≤ 5.5 V ±2.5 LSB
1.6 V ≤ VDD ≤ 5.5 V
Note 4
±5.0 LSB
Differential linearity error
Note 1
DLE
10-bit resolution
AV
REFP = VDD
Note 3
1.8 V ≤ V
DD ≤ 5.5 V ±1.5 LSB
1.6 V ≤ VDD ≤ 5.5 V
Note 4
±2.0 LSB
Analog input voltage VAIN
Internal reference voltage
(2.4 V ≤ V
DD ≤ 5.5 V, HS (high-speed main) mode)
V
BGR
Note 5
V
VBGR
Temperature sensor output voltage
(2.4 V ≤ V
DD ≤ 5.5 V, HS (high-speed main) mode)
V
TMPS25
Note 5
V
(Notes are listed on the next page.)
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