R7KA8M2AFDCAM datasheet(247/295 Pages) RENESAS

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Table 2.96

A/D conversion characteristics (SAR mode : External VDD mode) (2 of 4)

Conditions: AVCC: 1.62 to 2.7 V, VCC: 1.62 to 2.7 V, VREFH0/VREFH: 1.62 V to AVCC

Parameter

Min

Typ

Max

Unit

Test conditions

SAR

mode

Single-ended

input

Normal mode

Middle-speed channels

(AN012 to AN015)

Conversion

time*1

0.76

—

µs

● ADCLK: 50 MHz

● Sampling time: 28 ADCLK

● Successive approximation time:

10 ADCLK

● Signal source impedance: 50 Ω

or less

Offset error

—

±1.5

±6.5

LSB

—

Full-scale

error

—

±1.5

±6.5

LSB

—

Absolute

accuracy

—

±4

±11

LSB

—

DNL

differential

nonlinearity

error *2

—

±1

-1 to

+1.5

LSB

—

INL integral

nonlinearity

error

—

±2

±3

LSB

—

Low-speed channels (AN016

to AN022)

Conversion

time*1

—

µs

● ADCLK: 50 MHz

● Sampling time: 40 ADCLK

● Successive approximation time:

10 ADCLK

●

Signal source impedance: 50 Ω

or less

Offset error

—

±1.5

±6.5

LSB

—

Full-scale

error

—

±1.5

±6.5

LSB

—

Absolute

accuracy

—

±5.5

±11

LSB

—

DNL

differential

nonlinearity

error *2

—

±1

-1 to

+1.5

LSB

—

INL integral

nonlinearity

error

—

±2

±4

LSB

—

RA8M2 Datasheet

2. Electrical Characteristics

R01DS0438EJ0130 Rev.1.30

Feb 27, 2026

Page 247 of 295

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