XR68C681J-F Datasheet, PDF (73/75 Pages) Exar Corporation – CMOS Dual Channel UART(DUART)

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