MB91F467DA datasheet(92/140 Pages) FUJITSU

92 / 140 page

MB91460D Series

DS07-16612-2E

A/D converter characteristics

(VDD5

= AVCC5 = 3.0 V to 5.5 V, VSS5 = AVSS5 = 0 V, TA = −40 °C to + 105 °C)

(Continued)

Note : The accuracy gets worse as AVRH - AVRL becomes smaller

Parameter

Symbol Pin name

Value

Unit

Remarks

Min

Typ

Max

Resolution

⎯⎯

⎯

bit

Total error

⎯⎯

− 3

⎯

+ 3LSB

Nonlinearity error

⎯⎯

− 2.5

⎯

+ 2.5

LSB

Differential nonlinearity

error

⎯⎯

− 1.9

⎯

+ 1.9

LSB

Zero reading voltage

VOT

ANn

AVRL

−

1.5 LSB

AVRL

0.5 LSB

AVRL

2.5 LSB

Full scale reading voltage

VFST

ANn

AVRH

−

3.5 LSB

AVRH

−

1.5 LSB

AVRH

0.5 LSB

Compare time

Tcomp

⎯

0.6

⎯

16,500

μs

4.5 V

≤ AVCC5 ≤

5.5 V

2.0

⎯⎯

μs

3.0 V

≤ AVCC5 ≤

4.5 V

Sampling time

Tsamp

⎯

0.4

⎯⎯

μs

4.5 V

≤ AVCC5 ≤

5.5 V,

REXT < 2 k

1.0

⎯⎯

μs

3.0 V

≤ AVCC5 ≤

4.5 V,

REXT < 1 k

Conversion time

Tconv

⎯

1.0

⎯⎯

μs

4.5 V

≤ AVCC5 ≤

5.5 V

3.0

⎯⎯

μs

3.0 V

≤ AVCC5 ≤

4.5 V

Input capacitance

CIN

ANn

⎯⎯

Input resistance

RIN

ANn

⎯⎯

2.6

4.5 V

≤ AVCC5 ≤

5.5 V

⎯⎯

12.1

3.0 V

≤ AVCC5 ≤

4.5 V

Analog input leakage

current

IAIN

ANn

− 1

⎯

+ 1

μATA = + 25 °C

− 3

⎯

+ 3

μATA = + 105 °C

Analog input voltage range

VAIN

ANn

AVRL

⎯

AVRH

Offset between input chan-

nels

⎯

ANn

⎯⎯

4LSB

MB91F467DA Datasheet(PDF) 92 Page - fujitsu semiconductor

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