Hitachi H8/3692 ユーザーズマニュアル

Hitachi

Rev. 1.0, 07/01, page 297 of 372

20.2.4

A/D Converter Characteristics

Table 20-6 A/D Converter Characteristics

V

CC

= 3.0 to 5.5 V, V

SS

= 0.0 V, T

a

= –20 to +75°C, unless otherwise indicated.

Applicable

Test

Values

Reference

Item

Symbol

Pins

Condition

Min

Typ Max

Unit

Figure

Analog power supply
voltage

AV

CC

AV

CC

3.3

V

CC

5.5

V

*

1

Analog input voltage

AV

IN

AN0 to
AN7

V

SS

– 0.3

—

AV

CC

+ 0.3 V

Analog power

supply

current

AI

OPE

AV

CC

AV

CC

= 5.0 V

f

OSC

=

16 MHz

—

—

2.0

mA

AI

STOP1

AV

CC

—

50

—

µA

*

2

Reference
value

AI

STOP2

AV

CC

—

—

5.0

µA

*

3

Analog input
capacitance

C

AIN

AN0 to
AN7

—

—

30.0

pF

Allowable signal
source impedance

R

AIN

AN0 to
AN7

—

—

5.0

k

Ω

Resolution (data
length)

10

10

10

bit

Conversion time
(single mode)

AV

CC

= 3.3 to

5.5 V

134

—

—

t

cyc

Nonlinearity error

—

—

±7.5

LSB

Offset error

—

—

±7.5

LSB

Full-scale error

—

—

±7.5

LSB

Quantization error

—

—

±0.5

LSB

Absolute accuracy

—

—

±8.0

LSB

Conversion time
(single mode)

AV

CC

= 4.0 to

5.5 V

70

—

—

t

cyc

Nonlinearity error

—

—

±7.5

LSB

Offset error

—

—

±7.5

LSB

Full-scale error

—

—

±7.5

LSB

Quantization error

—

—

±0.5

LSB

Absolute accuracy

—

—

±8.0

LSB