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I1817A-08QR View Datasheet(PDF) - Alliance Semiconductor

Part Name
Description
View to exact match
I1817A-08QR
ALSC
Alliance Semiconductor ALSC
I1817A-08QR Datasheet PDF : 10 Pages
1 2 3 4 5 6 7 8 9 10
October 2003
rev 1.0
Pin Configuration
XIN /CLKIN 1
VSS 2
SR0
3
SSON/SBM 4
8 XOUT
P1817A/B
7 VDD
6 REF
5 ModOUT
P1817A/B
Pin Description
Pin# Pin Name
1
XIN/CLKIN
2
VSS
3
SR0
4
SSON/SBM
5
ModOUT
6
REF
7
VDD
8
XOUT
Type
I
P
I
I
O
O
P
O
Description
Connect to externally generated clock signal. To put the part into standby
mode, disable the input clock signal to this pin and pull SSON/SBM (pin 4)
low. Refer Standby Mode Selection Table.
Ground Connection. Connect to system ground.
Digital logic input used to select Spreading Range. Refer Spread Spectrum
Selection Table. This pin has an internal pull-up resistor.
Spread Spectrum On/Off and standby mode control. Refer Standby Mode
Selection Table.
Spread spectrum clock output or reference output. Refer Standby Mode
Selection Table.
Reference output.
Connect to +3.3V or 5.0V.
Connect to crystal. No connect if externally generated clock signal is used.
Low Frequency EMI Reduction
Notice: The information in this document is subject to change without notice.
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