| SMA200 Manual V1.0 |
5.4.9.SD / SDIO Interface
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| On Module | Ext. Ter- | Max. |
| Matched |
Signal | BUS | Type | Description | Termination | mination | Length | Ohm | Length |
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| Needed | in mm |
| in mm |
SD0_CD# | CMOS | 3.3V |
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| Out |
SD0_CLK | CMOS | 3.3V |
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| Out |
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SD0_CMD# | CMOS | 3.3V |
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| I/O |
SD_Data [3..0] | CMOS | 3.3V |
SD0_LED | CMOS | 3.3V |
|
| Out |
SD0_PWR# | CMOS | Out |
SD0_WP | CMOS In |
Connect | to | an | SDIO | PU 10k to |
device or card. |
| 3.3V | ||
Connects to the pin of | Series 47 | |||
the SD/SDIO device or | Ohm | |||
card. |
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|
Connects to the pin of | PU 10k to | |||
the SD/SDIO device or | 3.3V | |||
card. |
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| Series 47 |
Connects to the pin of |
| |||
the SD/SDIO device or |
| |||
card. |
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Optional. |
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Connect | to | the | power |
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pin on | the | SD/SDIO |
| |
device or | card, | voltage |
| |
translation | might be |
| ||
required. |
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Connects to the pin of | PU 10k | |||
the SD/SDIO device or | to 3.3V | |||
card. |
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-
Series 49 Ohm
Series 49 Ohm
10055
10055
10055
10055
-
If the signals are not used:
Remarks:
EMV/EMI filters:
Are not needed.
33