Users Manual

Table Of Contents
R01UH0823EJ0110 Rev.1.10 Page 1812 of 1852
Nov 30, 2020
RX23W Group 51. Electrical Characteristics
51.3.5.9 Timing of SDHI
Figure 51.57 SD Host Interface Input/Output Signal Timing
Table 51.42 Timing of SDHI
Conditions: 2.7 V VCC = VCC_USB = AVCC0 = VCC_RF = AVCC_RF 3.6 V, VSS = AVSS0 = VSS_USB = VSS_RF = 0 V,
fPCLKB 32 MHz, T
a
= –40 to +85°C,
when high-drive output is selected by the drive capacity control register
Item Symbol Min. Max. Unit
Test
Conditions
SDHI SDHI_CLK pin output cycle time t
PP(SD)
62.5 ns Figure 51.57
SDHI_CLK pin output high pulse width t
WH(SD)
18.25 ns
SDHI_CLK pin output low pulse width t
WL(SD)
18.25 ns
SDHI_CLK pin output rise time t
TLH(SD)
—10ns
SDHI_CLK pin output fall time t
THL(SD)
—10ns
Output data delay time (data transfer mode) for
SDHI_CMD and SDHI_D0 to SDHI_D3 pins
t
ODLY(SD)
–18.25 18.25 ns
Input data setup time for SDHI_CMD and
SDHI_D0 to SDHI_D3 pins
t
ISU(SD)
9.25 ns
Input data hold time for SDHI_CMD and
SDHI_D0 to SDHI_D3 pins
t
IH(SD)
8.3 ns
SDHI_CLK output
SDHI_CMD, SDHI_D3 to SDHI_D0 input
SDHI_CMD, SDHI_D3 to SDHI_D0 output
t
WL(SD)
t
WH(SD)
t
PP(SD)
t
ISU(SD)
t
IH(SD)
t
TLH(SD)
t
THL(SD)
t
ODLY(SD)
t
ODLY(SD)
V
IH
V
IL
V
IL
V
IL
V
IH
V
IH
50% V
CC
50% V
CC