PCS1P2859A PulseCore Semiconductor, PCS1P2859A Datasheet - Page 2

• Manufacturer Part Number: PCS1P2859A
• Description: Multi-Output Clock Synthesizer
• Manufacturer: PulseCore Semiconductor

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January 2007
rev 0.1
Pin Diagram
Pin Description
Pin #
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
SHUTDOWNB
48M_ENBLB
Pin Name
REFOUT
127MHz
127MHz
48MHz
48MHz
33MHz
AGND
XOUT
AVDD
GND
VDD
XIN
NC
NC
Pin Type
Output
Output
Output
Output
Output
Output
Output
Power
Power
Power
Power
Input
Input
Input
Notice: The information in this document is subject to change without notice.
REFOUT
127MHz
48MHz
48MHz
AGND
Multi-Output Clock Synthesizer
XOUT
VDD
XIN
127MHz Clock Output
Connect to +3.3V
Connect to ground
Crystal connection or external reference frequency input. It can be connected
to a 25MHz Fundamental mode crystal
Connection to crystal. If using an external reference clock, this pin must be
left unconnected
25MHz Reference Clock output
48MHz Clock Output
48MHz Clock Output
127MHz Clock Output
33MHz Clock Output
Connect to ground
No connection
No connection
Connect to +3.3V
48MHz Output Enable bit. When this pin is made LOW, the 48MHz clocks
are enabled.Tri-states 48MHz clocks when this pin is HIGH
Output Enable bit. When this pin is made HIGH, all clocks are enabled.
Tri-states all clocks when this pin is LOW
3
4
5
1
2
6
7
8
PCS1P2859A
Pin Description
10
13
14
12
11
15
16
9
NC
NC
127MHz
SHUTDOWNB
48M_ENBLB
33MHz
AVDD
GND
.
PCS1P2859A
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