Datasheet

Section 15 Electrical Characteristics
Rev. 6.00 Aug 04, 2006 page 530 of 680
REJ09B0145-0600
15.8.4 A/D Converter Characteristics
Table 15.30 shows the A/D converter characteristics.
Table 15.30 A/D Converter Characteristics
V
CC
= 2.7 V to 5.5 V, AV
CC
= 2.7 V to 5.5 V, V
SS
= AV
SS
= 0.0 V, unless otherwise specified
Values
Item Symbol
Applicable
Pins Min Typ Max Unit
Test
Condition
Reference
Figure
Analog power supply
voltage
AV
CC
AV
CC
2.7 — 5.5 V
*
1
Analog input voltage AV
IN
AN
0
to
AN
11
– 0.3 — AV
CC
+ 0.3 V
AI
OPE
AV
CC
——1.5 mAAV
CC
= 5.0 VAnalog power supply
current
AI
STOP1
AV
CC
— 600 — µA
*
2
Reference
value
AI
STOP2
AV
CC
——5.0 µA
*
3
Analog input
capacitance
C
AIN
AN
0
to
AN
11
— — 15.0 pF
Allowable signal
source impedance
R
AIN
— — 10.0 kΩ
Resolution (data
length)
— — 10 bit
Nonlinearity error — — ±3.5 LSB AV
CC
= 4.0 V
to 5.5 V
——±7.5 AV
CC
= 2.7 V
to 5.5 V
Quantization error — — ±0.5 LSB
Absolute accuracy — ±2.0 ±4.0 LSB AV
CC
= 4.0 V
to 5.5 V
— ±2.0 ±8.0 AV
CC
= 2.7 V
to 5.5 V
Conversion time 7.8 — 124 µs
*
4
12.4 — 124
*
5
Notes: 1. Set AV
CC
= V
CC
when the A/D converter is not used.
2. AI
STOP1
is the current in active and sleep modes while the A/D converter is idle.
3. AI
STOP2
is the current at reset and in standby, watch, subactive, and subsleep modes
while the A/D converter is idle.
4. Also applies to H8/38347 Group.
5. Also applies to H8/38447 Group.