R7F100LLL3CFB datasheet(121/148 Pages) RENESAS

121 / 148 page

RL78/L23

2. Electrical Characteristics

R01DS0502EJ0110 Rev.1.10

Page 121 of 145

Oct 31, 2025

2.6.4

Comparator characteristics

Note

The internal reference voltage can be selected as comparator reference voltage only when 1.8 V ≤ VDD ≤ 5.5 V.

(TA = -40 to +105°C, 1.6 V ≤ VDD ≤ 5.5 V, VSS = EVSS = 0 V)

Item

Symbols

Conditions

Min.

Typ.

Max.

Unit

Input voltage range

IVREF

Input to the IVREF0 and IVREF1 pins

C0LVL = 0, C1LVL = 0

0VDD -1.4

Input to the IVREF0 and IVREF1 pins

C0LVL = 1, C1LVL = 1

1.4

VDD

IVCMP

Input to the IVCMP0 and IVCMP1 pins

-0.3

VDD +0.3

Output delay

VDD = 3.0 V,

Input slew rate > 1 V/µs

High-speed mode

1.5

µs

Low-speed mode

3.0

µs

Offset voltage

VIOCMP

High-speed mode

Low-speed mode

Operation stabilization

wait time

tCMP

µs

Internal reference

voltageNote

VBGR2

Internal reference voltage

1.4

1.6

VDA2

D/A converter output 2

+ comparator offset voltage

1.8 V ≤ VDD ≤ 5.5 V

VDD ×

(DACS2)/

256 +

VIOCMP

D/A converter channel

2 settling time

tSET2

When changing the DACS2

settings

2.7 V ≤ VDD ≤ 5.5

µs

1.6 V ≤ VDD ≤ 5.5 V

µs

R7F100LLL3CFB Datasheet(PDF) 121 Page - Renesas Technology Corp

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