ML620Q151A datasheet(31/36 Pages) LAPIS

31 / 36 page

FEDL620Q150A-01

ML620Q151A/2A/3A/4A/5A/6A/7A/8A/9A

31/36

Characteristics of Successive Approximation Type A/D Converter

(VDD=1.8 to 5.5V, VSS =0V, Ta=−40 to +105°C, unless otherwise specified)

Parameter

Symbol

Condition

Min.

Typ.

Max.

Unit

Resolution

―

bits

2.7V

≤ VREF ≤ 5.5V

−4

―

2.2V

≤ VREF ＜ 2.7V

−6

―

Integral non-linearity error

INL

1.8V

≤ VREF ＜ 2.2V

−10

―

+10

2.7V

≤ VREF ≤ 5.5V

−3

―

2.2V

≤ VREF ＜ 2.7V

−5

―

Differential non-linearity error

DNL

1.8V

≤ VREF ＜ 2.2V

−9

―

Zero-scale error

VOFF

≤ 5kΩ

−6

―

Full-scale error

FSE

≤ 5kΩ

−6

―

LSB

Input impedance

―

A/D operating voltage

VREF

VREF ≤ VDD

2.7

―

5.5

CPU works in PLL oscillation mode

SACK bit = 0

2.7V

≤ VREF ≤ 5.5V

―

13.5

―

Conversion time

tCONV

CPU works in PLL oscillation mode

SACK bit = 1

1.8V

≤ VREF ≤ 5.5V

―

µs

VDD

VREF

VDDL

VSS

Analog input

2.2µF

RI≤5kΩ

AIN0

AIN11

1µF

0.1µF

2.2µF

Reference

voltage

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