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* A& X5 z& @, c3 N- W7 u4 c9 VIPC/JEDEC J-STD-20 provides Moisture Sensitivity Level 级别:/ d, c) S( P P: _! G, ?, f2 C2 B' F' Q: B8 O! S* Y3 V `
# V N4 t$ j4 h( a7 T$ x6 uMSL 6 – Mandatory Bake before use 必须烤9 A. o! b6 x. M- w! b% s6 K: a
MSL 5A – 24 hours 开封装24 小时候
' `/ H/ o6 s+ ]# Q9 {MSL 5 – 48 hours
! y; E6 P! Y) ?MSL 4 – 72 hours
3 h+ ~9 M( @$ T2 n3 W. ]- t aMSL 3 – 168 hours
5 @% v* Z6 ~9 A) j8 c0 gMSL 2A – 4 weeks4 }) r! J- L9 ~ N
MSL 2 – 1 year
8 R7 _+ ~8 S0 I- A1 o) F2 g5 ?MSL 1 – Unlimited 不用烤 |
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