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SC9256 Datasheet(PDF) 7 Page - Silan Microelectronics Joint-stock

Part # SC9256
Description  PLL FOR DTS
PDF  24 Pages
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Manufacturer  SILAN [Silan Microelectronics Joint-stock]
Direct Link  http://www.silan.com.cn
Logo SILAN - Silan Microelectronics Joint-stock

SC9256 Datasheet(HTML) 7 Page - Silan Microelectronics Joint-stock

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Silan
Semiconductors
SC9256
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
REV: 1.0
2002.01.30.
7
REGISTER ASSIGMENTS
P0
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
P12
P13
P14
P15
R0
R1
R2
R3
MODE
FM
OSC1 OSC2
Programmable counter data
Reference
frequency
code data
Programmable
counter
mode
Crystal
oscillator
selection bits
G0
G1
--
IF1
IF2
O4C DOHZ RESET START
XT
--
--
M5
M6
O1
O2
O3
O4
--
--
O5
--
O6
TEST
Address=D0H
LSB
LSB
Address=D2H
(*2)
Gate
time
select
I/O port
and general-purpose
counter switching bits
CLK
bit
DOHZ
bit
RESET
bit
START
bit
TEST
bit
Also used as
general-purpose
counter input
selection bits
I/O port control
Output port output data
f0
f1
f2
f3
f4
f5
f6
f7
f8
f9
f10
f11
f12
f13
f14
f15
f16
f17
f18
f19
BUSY
OVER
"0"
"0"
General-purpose counter data
ENA-
BLE
UN
LOCK
PE1
PE2
PE3
"0"
"0"
"0"
"0"
0
0
0
M5
M6
O1
O2
O3
O4
0
0
I5
0I6
"0"
Address=D1H
LSB
Address=D3H
Not
used
Lock detection data
Not used
I/O port control data
Output data
Input data
When power is turned on, the input registers are set as shown below.
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
(*1)
1111
1
10
0
000
000000
00000
000000
0
00
0
Address=D0H
LSB
Address=D2H
(*1)
MSB
Note: 1. Data are undefined.
2. Set data to “0” for test bit.



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