January 2007
rev 1.1
ASM3P2579A
Pin Configuration (6-pin TSOT-23 Package)
SSON
XOUT
1
2
3
6
5
4
VSS
ASM3P2579A
ModOUT
VDD
XIN/CLKIN
Pin Description
Pin# Pin Name Type
Description
When SSON is HIGH, the spread spectrum is enabled and when LOW, it turns off the
spread spectrum. Connect the pin to ground When Spread Spectrum feature is not
required.
1
SSON
I
2
3
XOUT
O
I
Crystal connection. If using an external reference, this pin must be left unconnected.
Crystal connection or external reference frequency input. This pin has dual functions. It
can be connected either to an external crystal or an external reference clock.
XIN/CLKIN
4
5
6
VDD
ModOUT
VSS
P
O
P
Power supply for the entire chip
Spread spectrum clock output.
Ground connection.
Low Power Peak EMI Reducing Solution
2 of 12
Notice: The information in this document is subject to change without notice.
PULSECORE [ PulseCore Semiconductor ]
