A/D Converter Characteristics - Hitachi H8/3664 Hardware Manual

18.2.4

A/D Converter Characteristics

Table 18.6 A/D Converter Characteristics
V = 3.0 V to 5.5 V, V
CC
Item
Analog power supply
voltage
Analog input voltage
Analog power
supply current
Analog input
capacitance
Allowable signal
source impedance
Resolution
Conversion time
(single mode)
Nonlinearity error
Offset error
Full-scale error
Quantization error
Absolute accuracy
Conversion time
(single mode)
Nonlinearity error
Offset error
Full-scale error
Quantization error
Absolute accuracy
372
= 0.0 V, T = –20°C to +75°C, unless otherwise specified.
SS a
Applicable
Symbol Pins
AV AV
CC CC
AV AN0 to
IN
AN7
AI AV
OPE CC
AI AV
STOP1 CC
AI AV
STOP2 CC
C AN0 to
AIN
AN7
R AN0 to
AIN
AN7
Values
Min Typ Max
3.3 V 5.5
CC
V – 0.3 — AV
SS
— — 2.0
— 50 —
— — 5.0
— — 30.0
— — 5.0
10 10 10
134 — —
— — ±7.5
— — ±7.5
— — ±7.5
— — ±0.5
— — ±8.0
70 — —
— — ±7.5
— — ±7.5
— — ±7.5
— — ±0.5
— — ±8.0
Test
Unit Condition
V
+ 0.3 V
CC
mA AV
CC
f =
OSC
16 MHz
µA
µA
pF
kΩ
bit
t AV
cyc CC
to 5.5 V
LSB
LSB
LSB
LSB
LSB
t AV
cyc CC
to 5.5 V
LSB
LSB
LSB
LSB
LSB
Reference
Figure
*1
= 5.0 V
*2
Reference
value
*3
= 3.3 V
= 4.0 V