R5F564MLGDFP datasheet(79/162 Pages) RENESAS

79 / 162 page

R01DS0173EJ0120 Rev.1.20

Page 79 of 162

Oct 20, 2022

RX64M Group

2. Electrical Characteristics

Figure 2.8

HOCO Clock Oscillation Start Timing (Oscillation is Started by Setting the

HOCOCR.HCSTP Bit)

Figure 2.9

High-Speed On-Chip Oscillator Power Supply Control Timing

Table 2.17

HOCO Clock Timing

Conditions: VCC = AVCC0 = AVCC1 = VCC_USB = VBATT = 2.7 to 3.6 V, 2.7 ≤ VREFH0 ≤ AVCC0,

VCC_USBA = AVCC_USBA = 3.0 to 3.6 V,

VSS = AVSS0 = AVSS1 = VREFL0 = VSS_USB = VSS1_USBA = VSS2_USBA = PVSS_USBA = AVSS_USBA = 0 V,

Ta = Topr

Item

Symbol

Min.

Typ.

Max.

Unit

Test Conditions

HOCO clock oscillation frequency

fHOCO

15.61

16.39

MHz

–20°C

 T

a  85°C

17.56

18.44

MHz

19.52

20.48

MHz

15.52

16.48

MHz

–40°C

 T

a < –20°C

17.46

18.54

MHz

19.40

20.60

MHz

HOCO clock oscillation stabilization wait time

tHOCOWT

—

105

149

µs

Figure 2.8

HOCO clock power supply stabilization time

tHOCOP

—

150

µs

Figure 2.9

HOCO clock

HOCOCR.HCSTP

OSCOVFSR.HCOVF

tHOCOWT

High-speed on-chip

oscillator output

Internal power supply for

high-speed on-chip oscillator

HOCOPCR.HOCOPCNT

tHOCOP

HOCOCR.HCSTP

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