A/D Converter Characteristics - Hitachi H8/3637 Hardware Manual

14.2.4

A/D Converter Characteristics

Table 14.6 shows the A/D converter characteristics.
Table 14.6 A/D Converter Characteristics
AV = V = 2.7 V to 5.5 V, AV
CC CC
Item Symbol Applicable Pins
Analog power AV
CC
supply voltage
Analog input AV
IN
voltage
Analog power AI
OPE
supply current
AI
STOP1
AI
STOP2
Analog input C
AIN
capacitance
Allowable R
AIN
signal source
impedance
Resolution
Non-linearity
error
Quantization
error
Absolute
accuracy
Conversion
time
Notes: 1. Set AV
CC
2. AI is the current in active and sleep modes while the A/D converter is idle.
STOP1
3. AI is the current at reset and in standby, watch, subactive, and subsleep modes
STOP2
while the A/D converter is idle.
308
= V
SS SS
Min
AV 2.7
CC
AN to AN –0.3
4 7
AV —
CC
AV —
CC
AV —
CC
AN to AN —
4 7
—
—
—
—
—
12.4
24.8
= V when the A/D converter is not used.
CC
= 0.0 V, T = –20 to +75°C, unless otherwise specified.
a
Typ Max
— 5.5
— AV + 0.3 V
CC
— 1.5
150 —
— 5
— 30
— 10
— 8
±
— 2.0
±
— 0.5
±
— 2.5
— 248
— 248
Unit Test Condition
V
mA AV = 5.0 V
CC
µA
µA
pF
kΩ
bit
LSB
LSB
LSB
µs
AV = 4.5 V to
CC
5.5 V
µs
Notes
1
2
Reference
value
3