User's Manual
M2SD50NBT
Datasheet
14
Symbol Parameter Min. Typ. Max. Unit
tIH Inputholdtime 2 ‐ ‐ ns
Outputs:CMD,DAT(referencedtoCLK)
tODLY Outputdelaytime–DataTransfermode 0 ‐ 14 ns
8 PINDEFINITIONS
Pin# Name Type
Voltage
Reference
Description
IfNot
Used
1 GND‐‐Ground GND
2 3.3Vaux‐‐3.3Vpowersupply 3.3V
3 Reserved I/O‐ Reservedpin.Pleaseleaveopen. N/C
4 3.3Vaux‐‐3.3Vpowersupply 3.3V
5 Reserved I/O‐ Reservedpin.Pleaseleaveopen. N/C
6 LED#1‐‐
ReservedforWi‐FiLEDindicator,
ActiveHigh.
Note:Notsupportedbycurrentsoftware.
N/C
7 GND‐‐Ground GND
8 BT_PCM_CLK I/O 1.8V BTPCMclock N/C
9 SDIO_CLK I 1.8V WLANSDIOclock
OnlyusedforM2SD50NBT.
N/C
10 BT_PCM_SYNC I/O 1.8V BTPCMSynchronousdata N/C
11 SDIO_CMD I 1.8V WLANSDIOcommanddata
OnlyusedonM2SD50NBT.
N/C
12 BT_PCM_OUT O 1.8V BTPCMsynchronousdataoutput N/C
13 SDIO_DATA0 I/O 1.8V WLANSDIOData0
OnlyusedonM2SD50NBT.
N/C
14 BT_PCM_IN I 1.8V BTPCMsynchronousdatainput N/C
15 SDIO_DATA1 I/O 1.8V WLANSDIOData1
OnlyusedonM2SD50NBT.
N/C
16 LED#2‐‐N/C N/C
17 SDIO_DATA2 I/O 1.8V WLANSDIOData2(usedonM2SD50NBT) N/C
18 GND‐‐Ground Ground
19 SDIO_DATA3 I/O 1.8V WLANSDIOData3(usedonM2SD50NBT) N/C
20 BT_UART_WAKE O 3.3V ReservedforBTtowakeupHost.
WhenBTwakesupfromitsdeepsleep
state,itsendsanHpulsesignalouttoHost.
Normally,itisLowstate.
N/C
21 WakeonWLAN O 1.8V
ReservedforWake‐ON‐Wireless
(WOW)LAN,WLANoutputsignaltowake
uphost,activeLowandalreadyhasinternal
10Kpullup.
Note:Notsupportedbycurrentsoftware.
N/C