November 2006
rev 3.2
ASM3P2779A
Pin Configuration (6-pin TSOT- 23 Package)
1
2
6
5
4
PD
VSS
ASM3P2779A
XOUT
ModOUT
VDD
3
XIN / CLKIN
Pin Description
Pin# Pin Name Type
Description
Power-down control pin. Pull low to enable power-down mode. Connect to VDD if not
1
2
3
I
O
I
PD
XOUT
used.
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.
Pin Configuration (8-pin SOIC and TSSOP Packages)
XIN / CLKIN
XOUT
1
2
3
4
8
VDD
7
6
NC
ASM3P2779A
ModOUT
PD
5
VSS
Pin Description
Pin# Pin Name Type
Description
Crystal connection or external reference frequency input. This pin has dual functions. It
1
2
3
XIN/CLKIN
XOUT
I
O
I
can be connected either to an external crystal or an external reference clock.
Crystal connection. If using an external reference, this pin must be left unconnected.
Power-down control pin. Pull low to enable power-down mode. Connect to VDD if not
PD
NC
used.
No connect.
4
5
6
7
8
-
P
O
-
VSS
ModOUT
NC
Ground connection.
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 ]
