RX72N datasheet(92/179 Pages) RENESAS

92 / 179 page

R01DS0343EJ0120 Rev.1.20

Page 92 of 179

Nov 15, 2023

RX72N Group

2. Electrical Characteristics

2.4.2

Clock Timing

Figure 2.3

BCLK Pin and SDCLK Pin Output Timing

Table 2.14

BCLK Pin Output, SDCLK Pin Output Clock Timing

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

VSS = AVSS0 = AVSS1 = VREFL0 = VSS_USB = 0 V,

Ta = Topr

Item

Symbol

Min.

Typ.

Max.

Unit

Test

Conditions

BCLK pin output cycle time

Package of 144 pins or

tBcyc

12.5

—

Figure 2.3

100-pin package

33.2

—

BCLK pin output high pulse width

tCH

3.25

—

BCLK pin output low pulse width

tCL

3.25

—

BCLK pin output rising time

tCr

——

BCLK pin output falling time

tCf

——

SDCLK pin output cycle time

Package of 144 pins or

tBcyc

12.5

—

SDCLK pin output high pulse width

tCH

3.25

—

SDCLK pin output low pulse width

tCL

3.25

—

SDCLK pin output rising time

tCr

——

SDCLK pin output falling time

tCf

——

tCf

tCH

tBcyc, tSDcyc

tCr

tCL

BCLK pin output, SDCLK pin output

Test conditions: VOH = 0.7 × VCC, VOL = 0.3 × VCC, C = 30 pF

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