Data Sheet

LILY-W1 series - Data sheet
UBX-15000203 - R12 Electrical specifications Page 18 of 42
C1-Public
4.2.4 SDIO characteristics
The SDIO signals are supplied with the VCC_IO pin and you can select either 1.8 V or 3.3 V.
(VCC = 3.3 V, T
amb
= 25 °C)
Signals Symbol Parameter Min Typ. Max Unit
VCC_IO levels
SDIO_D[0..3],
SDIO_CMD,
SDIO_CLK,
V
IL
LOW level input voltage -0.4 - 0.3*VCC_IO V
V
IH
HIGH level input voltage 0.7*VCC_IO - VCC_IO+0.4 V
V
OL
LOW level output voltage - - 0.4 V
V
OH
HIGH level output voltage VCC_IO-0.4 - - V
V
HYS
Input hysteresis 100 - - mV
Clock frequency f
NS
Clock frequency normal speed - - 25 MHz
f
HS
Clock frequency high speed - - 50 MHz
Table 11: SDIO characteristics
4.2.5 I/O DC characteristics
The HOST_WKUP and CLK_REQ signals are supplied with the VCC_IO pin and you can select either
1.8 V or 3.3 V. (VCC = 3.3 V, T
amb
= 25 °C)
Signals Symbol Description Min Typ Max Unit
VCC_IO levels
HOST_WKUP,
CLK_REQ
V
IL
LOW level input voltage -0.4 - 0.3*VCC_IO v
V
IH
HIGH level input voltage 0.7*VCC_IO - VCC_IO+0.4
V
OL
LOW level output voltage - - 0.4
V
OH
HIGH level output voltage VCC_IO-0.4 - -
3.3 V input PD-n V
3.3VIL
3.3 V LOW level input voltage -0.4 - 0.3*VCC V
V
3.3VIH
3.3 V HIGH level input voltage 0.7*VCC - VCC+0.4 V
R
PD-n
PD-n internal PU - 47 - k
3.3 V output
ANT_SEL, ANT_SEL
-
n
V
3.3VOL
3.3 V
LOW level output voltage
- - 0.4 V
V
3.3VOH
3.3 V HIGH level output voltage
VCC-0.4 - - V
1.8 V input
WAKE_UP,
USB/SDIO-n
V
1.8VIL
1.8 V LOW level input voltage -0.4 - 0.4 V
V
1.8VIL
1.8 V HIGH level input voltage 1.4 - 2.0 V
V
HYS
Input hysteresis 100 - - mV
Table 12: I/O signals DC characteristics