MDS 557-06 B 8 Revision 021705
Integrated Circuit Systems ● 525 Race Street, San Jose, CA 95126 ● tel (408) 297-1201 ● www.icst.com
ICS557-06
One to Four HCSL Clock Buffer
Package Outline and Package Dimensions (20-pin TSSOP, 173 Mil. Narrow Body)
Package dimensions are kept current with JEDEC Publication No. 95
Ordering Information
While the information presented herein has been checked for both accuracy and reliability, Integrated Circuit Systems (ICS)
assumes no responsibility for either its use or for the infringement of any patents or other rights of third parties, which would
result from its use. No other circuits, patents, or licenses are implied. This product is intended for use in normal commercial
applications. Any other applications such as those requiring extended temperature range, high reliability, or other extraordinary
environmental requirements are not recommended without additional processing by ICS. ICS reserves the right to change any
circuitry or specifications without notice. ICS does not authorize or warrant any ICS product for use in life support devices or
critical medical instruments.
Part / Order Number Marking Shipping Packaging Package Temperature
ICS557G-06 See Page 4 Tubes 20-pin TSSOP 0 to +70° C
ICS557G-06T Tape and Reel 20-pin TSSOP 0 to +70° C
ICS557G-06LF Tubes 20-pin TSSOP 0 to +70° C
ICS557G-06LFT Tape and Reel 20-pin TSSOP 0 to +70° C
INDEX
AREA
1 2
20
D
E1
E
SEATING
PLANE
A1
A
A2
e
- C -
b
aaa C
c
L
Millimeters Inches
Symbol Min Max Min Max
A1.200.047
A1 0.05 0.15 0.002 0.006
A2 0.80 1.05 0.032 0.041
b 0.19 0.30 0.007 0.012
c 0.09 0.20 0.0035 0.008
D 6.40 6.60 0.252 0.260
E 6.40 BASIC 0.252 BASIC
E1 4.30 4.50 0.169 0.177
e 0.65 Basic 0.0256 Basic
L 0.45 0.75 0.018 0.030
α 0° 8° 0° 8°
aaa -- 0.10 -- 0.004
