PD78F9232CS_15 datasheet(21/30 Pages) RENESAS

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Preliminary Product Information U18550EJ2V0PM

µ PD78F9232CS, 78F9234CS

A/D Converter Characteristics (TA =

−40 to +85°C, 2.7 V ≤ AVREF ≤ VDD ≤ 5.5 V, VSS = AVSS = 0 V)

Parameter

Symbol

Conditions

MIN.

TYP.

MAX.

Unit

Resolution

bit

4.0 V

≤ AVREF ≤ 4.5 V

±0.2

±0.4

%FSR

Overall error

Notes 1, 2

AINL

2.7 V

≤ AVREF < 4.0 V

±0.3

±0.6

%FSR

4.5 V

≤ AVREF ≤ 5.5 V

3.0

100

µs

4.0 V

≤ AVREF < 4.5 V

4.8

100

µs

2.85 V

≤ AVREF < 4.0 V

6.0

100

µs

Conversion time

tCONV

2.7 V

≤ AVREF < 2.85 V

14.0

100

µs

4.0 V

≤ AVREF ≤ 5.5 V

±0.4

%FSR

Zero-scale error

Notes 1, 2

Ezs

2.7 V

≤ AVREF < 4.0 V

±0.6

%FSR

4.0 V

≤ AVREF ≤ 5.5 V

±0.4

%FSR

Full-scale error

Notes 1, 2

Efs

2.7 V

≤ AVREF < 4.0 V

±0.6

%FSR

4.0 V

≤ AVREF ≤ 5.5 V

±2.5

LSB

Integral non-linearity error

Note 1

ILE

2.7 V

≤ AVREF < 4.0 V

±4.5

LSB

4.0 V

≤ AVREF ≤ 5.5 V

±1.5

LSB

Differential non-linearity error

Note 1

DLE

2.7 V

≤ AVREF < 4.0 V

±2.0

LSB

Analog input voltage

VAIN

VSS

AVREF

Notes 1.

Excludes quantization error (

±1/2 LSB).

This value is indicated as a ratio (%FSR) to the full-scale value.

Caution

The conversion accuracy may be degraded if the level of a port that is not used for A/D conversion

is changed during A/D conversion.

PD78F9232CS Datasheet(PDF) 21 Page - Renesas Technology Corp

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