AD621ARZ Datasheet, PDF (12/21 Pages) ATMEL Corporation – Three-wire Serial Electrically Erasable Programmable Read-only Memory

5.2 Atmel AT93C66B
8 lead SOIC
3 Rows of 8 Characters
ATMLHYWW
66BM @
AAAAAAAA
8 lead TSSOP
3 Rows
2 of 6 and 1 of 7 Characters
ATHYWW
66BM @
AAAAAAA
8 lead XDFN - 1.8x2.2mm
2 Rows of 3 Characters
8-ball VFBGA - 2.35x3.73mm
2 Rows
1 of 4 and 1 of 5 Characters
66BU
@YMXX
8 lead UDFN - 2.0x3.0mm
3 Rows of 3 Characters
66B
HM@
YXX
66B
YXX
PIN 1
PIN 1
PIN 1
Catalog Number: AT93C66B
Catalog Truncation: 66B
Date Codes
Y = Year
0: 2010
1: 2011
2: 2012
3: 2013
4: 2014
5: 2015
6: 2016
7: 2017
M = Month
A: January
B: February
“ ”“
L: December
WW = Work Week of Assembly
02: Week 2
04: Week 4
” “”
52: Week 52
Voltages
Blank: 2.7v min
D: 2.5v min
L: 1.8v min
M: 1.7v min
P: 1.5v min
Trace Code
XX = Trace Code (ATMEL Lot Numbers to Correspond to Code)
(e.g. XX: AA, AB...YZ, ZZ)
Lot Number
AAAAAAA = ATMEL Wafer Lot Number
Country of Assembly
@ = Country of Assembly
B = PHILIPPINES W = THAILAND
Q = MALAYSIA
H,Y = CHINA
Grade/Lead Finish Material
U: Industrial/Matt Tin
H: Industrial/NiPdAu
ATMEL Truncation
AT: ATMEL
ATM: ATMEL
ATML: ATMEL
Package Mark Contact:
[e-mail]
TITLE
93C66BSM, AT93C66B Standard Marking Information
for Package Offering
1/12/11
DRAWING NO. REV.
93C66BSM
A
12 Atmel AT93C56B/66B
8735A–SEEPR–1/11