参数资料
型号: MK3771-17RLFTR
元件分类: 时钟产生/分配
英文描述: 108 MHz, OTHER CLOCK GENERATOR, PDSO28
封装: 0.150 INCH, 0.025 INCH PITCH, LEAD FREE, MO-153, SSOP-28
文件页数: 3/8页
文件大小: 182K
代理商: MK3771-17RLFTR
VCXO and HDTV Set-Top Clock Source
MDS 3771-17 C
3
Revision 083104
Integrated Circuit Systems, Inc.
525 Race Street, San Jose, CA 95126 tel (408) 297-1201 www.icst.com
MK3771-17
Pin Descriptions
KEY:
I = Input
TI = Tri-level
O = Output
P = Power supply connection
XI, XO= Crystal connections
Pin
Number
Pin
Name
Pin
Type
Pin Description
1
BS0
I
B clock select 0.
2
X2
XO
Crystal connection. Connect to a pullable 13.5 MHz crystal.
3
X1
XI
Crystal connection. Connect to a pullable 13.5 MHz crystal.
4, 5, 7, 8, 22
VDD
P
Connect to +3.3 V.
6
VIN
I
Analog control voltage for VCXO. Pulls outputs ±100 ppm by varying from
0 to 3.3 V.
9
CS
TI
Communications Clock Select. Selects CCLK 1 and 2 per table above.
Internal pull-up.
10, 11, 19,
20, 24
GND
P
Connect to ground.
12
BCLK
O
B clock output. Determined by status of AS2:0 per table above.
13
VS
TI
VCXO Clock Select. Selects frequencies on VCLK1-VCLK4 per table
above.
14
ACLK
O
Audio Clock Output. Determined by status of AS2:0 per table above.
15
CCLK2
O
Communications Clock Output 2. Determined by status of CS per table
above.
16
BS1
TI
B Clock Select 1. Selects BCLK frequency. See table above.
17
CCLK1
O
Communications Clock Output 1. Determined by status of CS per table
above.
18
VCLK3
O
VCXO Clock output 3. Can be either 27 or 13.5 MHz per table above.
21
AS2
I
Audio Clock Select pin 2. Selects Audio clock on pin 14 per table above.
Internal pull-up.
23
VCLK4
O
VCXO Clock output 4. Can be either 27 or 108 MHz per table above.
25
VCLK1
O
VCXO Clock output 1. Always 27 MHz.
26
VCLK2
O
VCXO Clock output 2. Can be either 27 or 54 MHz per table above.
27
AS0
I
Audio Clock Select pin 0. Selects Audio clock on pin 14 per table above.
Internal pull-up.
28
AS1
I
Audio Clock Select pin 1. Selects Audio clock on pin 14 per table above.
Internal pull-up.
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