Datasheet

R01DS0063EJ0120 Rev.1.20 Page 80 of 95
Feb 6, 2013
R32C/116 Group 5. Electrical Characteristics
V
CC
=3.3V
Note:
1. Pins AN15_0 to AN15_7 are available in the 144-pin package only.
Table 5.44 A/D Conversion Characteristics (V
CC
=AV
CC
=V
REF
=3.0to3.6V, V
SS
=AV
SS
=0V,
T
a
=T
opr
, and f
(BCLK)
= 32 MHz, unless otherwise noted)
Symbol Characteristic Measurement Condition
Value
Unit
Min. Typ. Max.
—
Resolution V
REF
= V
CC
10 Bits
—
Absolute error V
REF
= V
CC
= 3.3 V AN_0toAN_7,
AN0_0toAN0_7,
AN2_0toAN2_7,
AN15_0 to AN15_7,
ANEX0, ANEX1
(1)
±5 LSB
External op-amp
connection mode
±7 LSB
INL Integral non-linearity
error
V
REF
= V
CC
= 3.3 V AN_0toAN_7,
AN0_0toAN0_7,
AN2_0toAN2_7,
AN15_0 to AN15_7,
ANEX0, ANEX1
(1)
±5 LSB
External op-amp
connection mode
±7 LSB
DNL Differential non-
linearity error
V
REF
= V
CC
= 3.3 V
±1 LSB
— Offset error ±3 LSB
— Gain error ±3 LSB
R
LADDER
Resistor ladder V
REF
= V
CC
420k
t
CONV
Conversion time
(10 bits)

AD
= 10 MHz,
with sample and hold function
3.3 µs
t
CONV
Conversion time
(8 bits)

AD
= 10 MHz,
with sample and hold function
2.8 µs
t
SAMP
Sampling time 
AD
= 10 MHz
0.3 µs
V
IA
Analog input voltage
0
V
REF
V

AD
Operating clock
frequency
Without sample and hold function 0.25 10 MHz
With sample and hold function 1 10 MHz