ICS9177-01CF52 查看數據表（PDF） - Integrated Circuit Systems
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ICS9177-01CF52 Datasheet PDF : 8 Pages
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Typical System Usage
ICS9177
Example of System Block Diagram - Clocking
Function Tables
Table 1: Primary Function Table Typical System Usage
REF IN
(MHx)
25
25
DSEL1# DSEL0#
0
0
0
1
33
1
0
25
1
1
-
X
X
-
0
0
-
0
1
-
1
0
-
1
1
RSTL
1
1
1
1
0
1
1
1
1
TEST
0
0
0
0
X
1
1
1
1
f1
200 MHz
300 Mhz
200/264
MHz
X
X
TCLK
TCLK
TCLK
TCLK
OUT
A
f/4
f/4
f/2
1
0
f/2
f/2
f/1
f/2
OUT
B
f/4
f/6
f/4
1
0
f/2
f/3
f/2
f/2
OUT
C
f/8
f/12
f/8
1
0
f/4
f/6
f/4
f/2
OUT
D
f/16
f/24
f/16
1
0
f/8
f/12
f/8
f/2
DESCRIPTION
Mode 0 - 1/1
Mode 1 - 3/2
Mode 2 - 2/1
Mode 3 - A ll 1
Reset Mode
Test Mode 0
Test Mode 1
Test Mode 2
Test Mode 3
Table 2: CLOCK SELECT Blocks Function Table
PxSEL
1
0
0
1
1
PxSEL
0
0
1
0
1
Function of CLOCK SELECT Blocks
Both outputs at the same frequency as Out B.
Both outputs at the same frequency as Out C.
Both outputs at the same frequency as Out D.
Both outputs disabled in the high state.
Note: x=A, B, or C. (See Figure 1.)
3
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