RA4L1 datasheet(101/125 Pages) RENESAS

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Table 2.66

ACMPLP characteristics (2 of 2)

Conditions: VCC = AVCC0 = 1.6 to 3.6 V, VSS = AVSS0 = 0 V

Parameter

Symbol

Min

Typ

Max

Unit

Test conditions

Internal reference voltage for window mode

VRFH

—

0.76 × VCC —

—

VRFL

—

0.24 × VCC —

—

Operation

stabilization wait

time

High-speed mode

Tcmp

100

—

µs

—

Low-speed mode

200

—

Note 1. The internal reference voltage can be selected as ACMPLP reference voltage only when 2.94 V ≤ VCC ≤ 3.6 V.

Input voltage

Reference voltage

Output voltage

+100 mV

-100 mV

Figure 2.70

Output delay time

2.12

Segment LCD Controller Characteristics

2.12.1

External Resistance Division Method

(1) Static display mode

Table 2.67

External resistance division method LCD characteristics (1)

Conditions: VL4 (Min) ≤ VCC = AVCC ≤ 3.6 V, VSS = AVSS = 0 V

Parameter

Symbol

Min

Typ

Max

Unit

Test

conditions

LCD drive voltage

VL4

2.0

—

VCC

—

(2) 1/2 bias method, 1/4 bias method

Table 2.68

External resistance division method LCD characteristics (2)

Conditions: VL4 (Min) ≤ VCC = AVCC ≤ 3.6 V, VSS = AVSS = 0 V

Parameter

Symbol

Min

Typ

Max

Unit

Test

conditions

LCD drive voltage

VL4

2.7

—

VCC

—

(3) 1/3 bias method

Table 2.69

External resistance division method LCD characteristics (3)

Conditions: VL4 (Min) ≤ VCC = AVCC ≤ 3.6 V, VSS = AVSS = 0 V

Parameter

Symbol

Min

Typ

Max

Unit

Test

conditions

LCD drive voltage

VL4

2.5

—

VCC

—

RA4L1 Datasheet

2. Electrical Characteristics

R01DS0447EJ0131 Rev.1.31

May 26, 2026

Page 101 of 125

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