ASM3P2856B PulseCore Semiconductor, ASM3P2856B Datasheet - Page 2

• Manufacturer Part Number: ASM3P2856B
• Description: Custom Clock generator
• Manufacturer: PulseCore Semiconductor

November 2006
rev 0.1
Pin Configuration
Pin Description
Pin#
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
Pin Name
SSON
XOUT
CLK1
CLK2
CLK3
CLK4
CLK5
GND
GND
SS%
GND
XIN
V
V
V
NC
NC
NC
XOUT
DD
DD
DD
CLK2
CLK1
GND
GND
XIN
V
V
DD
DD
5
6
8
5
7
1
2
4
3
Notice: The information in this document is subject to change without notice.
Custom Clock generator for LCD Project
Type
ASM3P2856A
O
P
P
P
P
O
O
O
O
O
P
P
I
-
I
-
I
-
Connection to crystal or external reference frequency input. This pin has dual
functions. It can be connected either to an external crystal or an external
reference clock.
Connection to crystal. If using an external reference clock, this pin must be left
unconnected.
Power supply for the entire Chip
Power supply for the entire Chip
Ground to entire chip
Ground to entire chip
27.002 MHz Clock output. Refer to Input & Output Frequency Table for details.
Reference Clock Output. Refer to Input & Output Frequency Table for details.
65 MHz non-spread Clock output. Refer to Input & Output Frequency Table for
details.
65 MHz Spread Spectrum Clock Output. Refer to Input & Output Frequency
Table for details.
65 MHz Spread Spectrum Clock Output. Refer to Input & Output Frequency
Table for details.
No Connection for ASM3P2856A
Spread percentage selection pin for ASM3P2856B. Refer to Spread Selection
Table for details. Has an internal pull down resistor
No Connection for ASM3P2856A
Spread spectrum selection. When SSON is HIGH, 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. Has an internal pull up resistor.
Ground to entire chip
No Connection
Power supply for the entire Chip
13
12
11
16
15
14
10
9
GND
CLK4
CLK3
V
NC
NC
CLK5
NC
DD
XOUT
CLK2
CLK1
GND
GND
XIN
V
V
DD
DD
Description
5
5
6
8
1
2
4
7
3
ASM3P2856B
ASM3P2856B
ASM3P2856A
13
12
11
16
15
14
10
9
www.DataSheet4U.com
GND
CLK4
CLK3
V
NC
SSON
CLK5
SS%
DD
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