MK1714-02RITR Integrated Circuit Systems, MK1714-02RITR Datasheet - Page 2

• Manufacturer Part Number: MK1714-02RITR
• Description: Spread Spectrum Multiplier Clock
• Manufacturer: Integrated Circuit Systems

MDS 1714-02 C
Integrated Circuit Systems, Inc. • 525 Race Street • San Jose •CA•95126• [phone]tel • www.icst.com
Pin Assignment
Key: I = Input with internal pull-up; I(D) = Input with internal pull-down; XO/XI = crystal connections;
O = output; P = power supply connection
X1/ICLK
Pin Descriptions
Pin #
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
8
9
VDD
7
VDD
GND
GND
20 pin.150 mil SSOP (QSOP)
CLK
X2
S4
S3
S2
X1/ICLK
Name
VDD
VDD
GND
GND
XSEL
GND
GND
CLK
REF
LEE
NC
PD
OE
X2
S4
S3
S2
S1
S0
2
10
1
3
4
7
8
9
5
6
Type
I(D)
XO
XI
O
O
P
P
P
P
P
P
I
I
I
I
I
-
I
I
I
16
15
14
13
12
11
17
20
19
18
Description
Crystal connection. Connect to parallel mode crystal. Leave open for clock.
Crystal connection. Connect to parallel mode crystal, or clock.
Connect to VDD. Must be same value as other VDD.
Connect to VDD. Must be same value as other VDD. Decouple with pin 7.
Select pin number 4. Determines multiplier and spread amount per table on following page.
Select pin number 3. Determines multiplier and spread amount per table on following page.
Connect to ground.
Connect to ground.
Select pin number 2. Determines multiplier and spread amount per table on following page.
Clock output which depends on the input, multiplier and spread amount per table on page 3.
Connect to VDD for crystal input, or GND for CLK input.
Low EMI Enable. Turns on the Spread spectrum when high.
Connect to ground.
Select pin number 1. Determines multiplier and spread amount per table on following page.
No Connect.
Select pin number 0. Determines multiplier and spread amount per table on following page.
Connect to ground.
Power Down. Turns off the chip when low. Outputs stop low.
Output Enable. Tri-states all outputs when low.
Reference clock output from crystal oscillator.
REF
OE
PD
GND
S0
NC
S1
GND
LEE
XSEL
2
Spread Spectrum Multiplier Clock
MK1714-02
Revision 120400