ICS557-06
2 TO 4 DIFFERENTIAL PCIE GEN1 CLOCK MUX PCIE FAN OUT BUFFER
IDT®
2 TO 4 DIFFERENTIAL PCIE GEN1 CLOCK MUX 10
ICS557-06 REV M 070512
Package Outline and Package Dimensions (20-pin TSSOP, 173 Mil. Narrow Body)
Package dimensions are kept current with JEDEC Publication No. 95
Ordering Information
"LF" suffix to the part number are the Pb-Free configuration, RoHS compliant.
While the information presented herein has been checked for both accuracy and reliability, Integrated Device Technology (IDT) 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 IDT. IDT reserves the right to change any circuitry or specifications without notice. IDT
does not authorize or warrant any IDT product for use in life support devices or critical medical instruments.
Part / Order Number Marking Shipping Packaging Package Temperature
557G-06LF See Page 9 Tubes 20-pin TSSOP 0 to +70° C
557G-06LFT Tape and Reel 20-pin TSSOP 0 to +70° C
557GI-06LF Tubes 20-pin TSSOP -40 to +85° C
557GI-06LFT Tape and Reel 20-pin TSSOP -40 to +85° C
INDEX
AREA
1 2
20
D
E1
E
SEATING
PLANE
A1
A
A2
e
- C -
b
aaa C
c
L
*For reference only. Controlling dimensions in mm.
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
a0° 8° 0° 8°
aaa -- 0.10 -- 0.004
