AK1224_17 Datasheet, PDF (24/26 Pages) Asahi Kasei Microsystems – 900MHz Low Noise Mixer

[AK1224]
14. Marking
(a) Style
(b) Number of pins
(c) 1 pin marking
(d) Product number
(e) Date code
: UQFN
: 16
:○
: 1224
: YWWL (4 digits)
Y:
Lower 1 digit of calendar year (Year 2012 → 2, 2013 → 3 ...)
WW :
Week
L:
Lot identification, given to each product lot which is made in a week
 LOT ID is given in alphabetical order (A, B, C…).
1224(d)
YWWL(e)
●(c)
Figure 17. Marking
MS1413-E-02
24
2014/10