mk1493-05 Integrated Device Technology, mk1493-05 Datasheet - Page 3

• Manufacturer Part Number: mk1493-05
• Description: Differential Spread Spectrum Clock Driver
• Manufacturer: Integrated Device Technology

Pin Descriptions
IDT™ DIFFERENTIAL SPREAD SPECTRUM CLOCK DRIVER
MK1493-05
DIFFERENTIAL SPREAD SPECTRUM CLOCK DRIVER
Pin
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
REF/SEL
VSSIREF
CLKOUT
CLKOUT
PWRDN
Name
SDATA
CLKIN
VDDA
SCLK
VSSA
IREF
VDD
VSS
Pin
S3
S2
S1
Output
Output
Power
Power
Power
Power
Power
Type
Input
Input
Input
Input
Input
Input
Input
Pin
I/O
I/O
14.31818 MHz single-ended clock input.
Spread spectrum select pin #3. See table above. Internal pull-down.
Spread spectrum select pin #2. See table above. Internal pull-down.
Spread spectrum select pin #1. See table above. Internal pull-down.
Strap input for selecting CLKOUT frequency and 14.31818 MHz reference clock.
SMBus compatible clock.
SMBus compatible data.
+3.3 V power supply for logic and outputs.
Ground for logic and outputs.
Selectable 96/100 MHz spread spectrum differential clock output.
Selectable 96/100 MHz spread spectrum differential clock output.
Ground for current reference.
Precision resistor attached to this pin is connected to the internal current reference.
Ground for PLL.
+3.3 V power supply for PLL.
Power down pin. Active high. Internal pull-down.
3
Pin Description
MK1493-05
CLOCK SYNTHESIZER
REV G 011608