Rev 404 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 266 | jelle | 1 | Manufacturer: MICRON |
| 2 | Order Code: 1216281 |
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| 291 | agaran | 3 | Manufacturer Part No: MT48LC16M16A2P-7E:D |
| 266 | jelle | 4 | Description: SDRAM 256MB, SMD, 48LC16, TSOP54 |
| 5 | Supplier: http://nl.farnell.com/micron/mt48lc16m16a2p-7e-d/sdram-256mb-smd-48lc16-tsop54/dp/1216281 |
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| 6 | Datasheet: http://www.farnell.com/datasheets/119914.pdf |
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| 7 | Datasheet: http://download.micron.com/pdf/datasheets/dram/sdram/256MSDRAM.pdf |
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| 8 | Catalogue Page: 99 / EBU |
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| 9 | Price: € 12,59 |
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| 58 | jelle | 10 | |
| 310 | jelle | 11 | ------------------------------------------------------------------------ |
| 12 | |||
| 416 | jelle | 13 | http://download.micron.com/pdf/datasheets/dram/sdram/256MSDRAM.pdf |
| 14 | # page 75 of datasheet |
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| 15 | # how is the size of the footprint pad calculated? they do fit but have |
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| 16 | # very little space left for solder... |
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| 17 | |||
| 310 | jelle | 18 | # MT48LC16M16A2P-7E:D |
| 19 | # Memory size: 256Mbit |
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| 20 | # MT48LC16M16A2 – 4 Meg x 16 x 4 banks |
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| 21 | |||
| 22 | http://www.micron.com/products/partdetail?part=MT48LC16M16A2P-7E |
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| 23 | http://www.micron.com/products/dram/sdram/technotes |
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| 24 | |||
| 25 | reasoning: |
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| 26 | - 256Mb = 32MB x 2 = 64MB |
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| 27 | - good documentation available |
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| 28 | - part is available for purchase |
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| 29 | - part is affordable |
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| 30 | - LPC3180 has 32bit databus, two of these parts may be used parallel |
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| 365 | jelle | 31 | |
| 32 | ------------------------------------------------------------------------ |
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| 33 | |||
| 34 | footprint: |
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| 404 | jelle | 35 | TSOP-65P-640L1-54N__MICRON_MT48LC16M16A2P-7E.fp |
| 365 | jelle | 36 | 54-pin TSOP II (400 mil) |
| 37 | |||
| 38 | TSSOP pin spacing, lead span 1, pin count |
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| 39 | |||
| 40 | P pin spacing dimension |
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| 41 | L1 lead span 1 dimension |
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| 42 | N pin count count |