January 2007
ASM3P2969A
rev 1.7
Pin Configuration (6-pin TSOT- 23 Package)
6
5
4
VSS
REFOUT/2
1
2
3
ASM3P2969A
ModOUT
VDD
XOUT
XIN/CLKIN
Pin Description
Pin# Pin Name Type
Description
1
2
REFOUT/2
XOUT
O
O
Buffered and divided by 2 output of the input frequency.
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.
3
XIN/CLKIN
I
4
5
6
VDD
ModOUT
VSS
P
O
P
Power supply for the entire chip
Spread spectrum clock output.
Ground connection.
Pin Configuration (8-pin SOIC and TSSOP Packages)
1
2
3
4
8
7
6
5
XIN/CLKIN
XOUT
VDD
NC
ASM3P2969A
ModOUT
REFOUT/2
NC
VSS
Pin Description
Pin# Pin Name Type
Description
Crystal connection or external reference frequency input. This pin has dual functions. It
1
XIN/CLKIN
I
can be connected either to an external crystal or an external reference clock.
2
3
4
5
6
7
8
XOUT
REFOUT/2
NC
O
O
-
Crystal connection. If using an external reference, this pin must be left unconnected.
Buffered and divided by 2 output of the input frequency.
No connect.
VSS
P
O
-
Ground connection.
ModOUT
NC
Spread spectrum clock output.
No connect.
VDD
P
Power supply for the entire chip
Low Power Peak EMI Reducing Solution
2 of 12
Notice: The information in this document is subject to change without notice.
PULSECORE [ PulseCore Semiconductor ]
