MK2746 View Datasheet(PDF) - Integrated Circuit Systems
Part Name
Description
Manufacturer
MK2746 Datasheet PDF : 5 Pages
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MK2746
DVD/MPEG CLOCK SOURCE
Pin Assignment
Clock Output Select Table in MHz
X2
1
X1/ICLK
2
VDD
3
GND
4
PCLK
5
PS0
6
133.33M
7
PS1
8
16
VDD
15
27M
14
AS0
13
ACLK
12
AS1
11
VDD
10
GND
9
50M
16 pin (173 mil) TSSOP
Pin Descriptions
AS1
0
0
1
1
AS0
0
1
0
1
Audio CLK
12.288
11.2896
18.432
8.192
PS1
0
0
1
1
PS0
0
1
0
1
Processor
CLK
66.66
41.66
50
58.33
0 = connect directly to GND
1 = connect directly to VDD
Pin
Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Pin
Name
X2
X1/ICLK
VDD
GND
PCLK
PS0
133.33M
PS1
50M
GND
VDD
AS1
ACLK
AS0
27M
VDD
Pin
Type
Input
Input
Power
Power
Output
Input
Output
Input
Output
Power
Power
Input
Output
Input
Output
Power
Pin Description
Connect to a 27 MHz fundamental mode crystal. Leave open for clock input.
Connect to a 27 MHz fundamental mode crystal or clock.
Connect to +3.3 V.
Connect to ground
Processor clock output. Determined by the status of PS1, PS0 per table
above.
Processor Clock select 0. Selects processor clock per table above.
SDRAM clock output.
Processor Clock select 1. Selects processor clock per table above.
50 MHz clock output.
Connect to ground.
Connect to +3.3 V.
Audio clock select 1. Selects audio clock per table above.
Audio clock output determined by the status of PS1, PS0.
Audio clock select 0. Selects audio clock per table above.
27 MHz clock output.
Connect to +3.3 V.
MDS 2746 A
2
Revision 100802
Integrated Circuit Systems ● 525 Race Street, San Jose, CA 95126 ● tel (408) 295-9800 ● www.icst.com
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