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XR68C681 Datasheet, PDF (73/75 Pages) Exar Corporation – CMOS Dual Channel UART (DUART) | |||
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XR68C681
44 LEAD PLASTIC LEADED CHIP CARRIER
(PLCC)
Rev. 1.00
D
D
==
45 x H2
C
45 x H1
(
- ,
A2
B1
D D1
D3
B D2
e
R
D3
A1
A
INCHES
MILLIMETERS
SYMBOL
MIN MAX
MIN MAX
/6 <
=
=6@
16
RRR
6
RRR
*
1
11
61
*
/ 1
//
<
< 1
1
/<6 /6
@= @/6
/6 /6/
/6 ///
6 /1
= /
1
6 &
@ &
6 *
@ *
9
= 6/
@
=
9
= =<
@
6 =6
/=
=
Note: The control dimension is the inch column
@1
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