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I2814AF-08SR

I2814AF-08SR

Model I2814AF-08SR
Description Low-Power EMI Reduction IC
PDF file Total 8 pages (File size: 377K)
Chip Manufacturer ALSC
October 2003
rev
Pin Configuration
P2811/12/14
Pin Description
Pin#
1
2
3
SRS
4
5
6
7
8
VDD
XOUT
P
I
ModOut
FRS
O
I
I
Pin Name
XIN
VSS
D_C
Type
I
P
I
Description
Connect to externally generated clock signal or crystal.
Ground Connection. Connect to system ground.
Digital logic input used to select Down (LOW) or Center (HIGH) Spread
Options (see Output Frequency Deviation and Spread Option Selections).
This pin has an internal pull-up resistor.
Spread Range Selection. Digital logic input used to select frequency
deviation (see Output Frequency Deviation and Spread Option Selections).
This pin has an internal pull-up resistor.
Spread Spectrum clock output (see Input/Output Frequency Range
Selections and Output Frequency Deviation and Spread Option Selections).
Frequency Range Selection. Digital logic input used to select input fre-
quency range (see Input/Output Frequency Range Selections). This pin has
an internal pull-up resistor.
Connect to +3.3 V
Connect to crystal. No connect if externally generated clock signal is used.
Input/Output Frequency Range Selections
Pin 6
FRS
0
1
Part number
P2812 (2X)
Input
Output
(MHz)
(MHz)
10-20
20-40
20-40
40-80
Modulation
rate
Input frequency
/ 448
Input frequency
/ 896
P2811 (1X)
Input
Output
(MHz)
(MHz)
10-20
20-40
10-20
20-40
P2814 (4X)
Input
Output
(MHz)
(MHz)
10-20
20-40
40-80
80-160
Low Power EMI Reduction IC
Notice: The information in this document is subject to change without notice.
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