ICS345 Datasheet, PDF (7/9 Pages) Integrated Circuit Systems – Triple PLL Field Programmable SS VersaClock Synthesizer

ICS345
TRIPLE PLL FIELD PROGRAMMABLE SS VERSACLOCK SYNTHESIZER
EPROM CLOCK SYNTHESIZER
Package Outline and Package Dimensions (20-pin SSOP, 150 Mil. Wide Body)
Package dimensions are kept current with JEDEC Publication No. 95
20
INDEX
AREA
12
D
A2
E1 E
A
Millimeters
Inches*
Symbol
A
A1
A2
b
c
D
E
E1
e
L
α
aaa
Min
Max
1.35 1.75
0.10 0.25
--
1.50
0.20 0.30
0.18 0.25
8.55 8.75
5.80 6.20
3.80 4.00
.635 Basic
0.40 1.27
0°
8°
--
0.10
Min
Max
0.053 0.069
0.004 0.010
--
0.059
0.008 0.012
0.007 0.010
0.337 0.344
0.228 0.244
0.150 0.157
.025 Basic
0.016 0.050
0°
8°
--
0.004
*For reference only. Controlling dimensions in mm.
A1
-C-
e
b
SEATING
PLANE
aaa C
c
L
IDT™ / ICS™ TRIPLE PLL FIELD PROGRAMMABLE SS VERSACLOCK SYNTHESIZER 7
ICS345
REV K 110207