NEC Electronics specifies the recommended soldering
conditions for individual products, rather than for a particular product group (such as memories or
microcomputer), or package group (such as SOP or QFP). This is because the reliability of the product
is heavily influenced by the following factors, as described in the preceding section:
1. Moisture absorption of package (storage conditions)
2. Soldering conditions (method and conditions)
3. Package structure (thickness, chip size, etc.)
For details of the mounting conditions for individual products, please contact an NEC Electronics sales representative.
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