P2180 PULSECORE [PulseCore Semiconductor], P2180 Datasheet - Page 2

• Manufacturer Part Number: P2180
• Description: Peak Reducing EMI Solution
• Manufacturer: PULSECORE [PulseCore Semiconductor]

XOUT
November 2006
rev 1.1
Block Diagram
Pin Diagram
Pin Description
XIN
Pin#
* Available for P2183 and P2184 only.
8*
1
2
3
4
5
6
7
8
Pin Name
VSS
Oscillator
XIN
SRS
ModOUT
Crystal
NC
XOUT
SRS
VDD
VSS
XIN
NC
NC
NC
1
3
4
2
P2180X
P2181X
P2182X
Notice: The information in this document is subject to change without notice.
Type
O
O
P
P
I
I
Frequency
Feedback
Divider
Divider
Low EMI Clock for Mobile VGA
Connect to externally generated clock signal or crystal.
No connect.
Ground to entire chip.
Spread Range Select. Digital logic input used to select frequency deviation (Refer
Spread Deviation Selections Table). This pin has an internal pull-up resistor.
Spread spectrum low EMI output.
Connect to +3.3V.
No connect.
No connect.
Crystal connection.
8
7
6
5
ModOUT
VDD
NC
NC
Modulation
Detector
Phase
SRS
VSS
SRS
XIN
NC
VSS
VDD
Loop
Filter
1
3
4
2
Description
P2183X
P2184X
P2180 / 81 / 82 / 83 / 84
VCO
PLL
8
7
6
5
ModOUT
VDD
NC
XOUT
Divider
Output
2 of 9
ModOUT