R5F10CMDCLFB datasheet(57/139 Pages) RENESAS

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RL78/D1A

3. ELECTRICAL SPECIFICATIONS (J GRADE PRODUCT)

R01DS0463EJ0120 Rev. 1.20

Page 57 of 135

Mar 31, 2026

3.3 Oscillator characteristics

3.3.1 Main(X1) oscillator characteristics

TA = -40 to +85

°C, 2.7 V ≤ VDD ≤ 5.5 V, VSS = 0 V

Parameter

Symbols

Conditions

Min.

Typ.

Max.

Unit

Main (X1) clock

oscillation frequency

Ceramic resonator

1.0

20.0

MHz

Crystal resonator

1.0

20.0

MHz

Remark Indicates only oscillator characteristics. Refer to AC Characteristics for instruction execution time.

3.3.2 High speed on chip oscillator characteristics

TA = -40 to +85

°C, 2.7 V ≤ VDD ≤ 5.5 V, VSS = 0 V

Parameter

Symbols

Conditions

Min.

Typ.

Max.

Unit

HOCO

oscillation frequency

fHOCO

4 MHz mode

3.92

4.00

4.08

MHz

8 MHz mode

7.84

8.00

8.16

MHz

16 MHz mode

15.68

16.00

16.32

MHz

24 MHz mode

23.52

24.00

24.48

MHz

32 MHz mode

31.36

32.00

32.64

MHz

Remark Indicates only oscillator characteristics. Refer to AC Characteristics for instruction execution time.

3.3.3 Low speed on chip oscillator characteristics

TA = -40 to +85

°C, 2.7 V ≤ VDD ≤ 5.5 V, VSS = 0 V

Parameter

Symbols

Conditions

Min.

Typ.

Max.

Unit

LOCO

oscillation frequency

fLOCO

12.75

15.0

17.25

kHz

3.3.4 Sub(XT1) oscillator characteristics

TA = -40 to +85

°C, 2.7 V≤ VDD ≤ 5.5 V, VSS = 0 V

Parameter

Symbols

Conditions

Min.

Typ.

Max.

Unit

Sub (XT1) clock

oscillation frequency

fXT

Possible to oscillate

29.0

32.768

35.0

kHz

Remark Indicates only oscillator characteristics. Refer to AC Characteristics for instruction execution time.

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