ACS8509 View Datasheet(PDF) - Semtech Corporation
Part Name
Description
MFG CO.
'ACS8509' PDF : 68 Pages View PDF
ACS8509 SETS
ADVANCED COMMUNICATIONS
Table 13 Register Map (cont...)
FINAL
DATASHEET
Addr
(Hex)
Register Name
30 cnfg_sts_remote_
sources_ valid
31 (read/write)
7 (msb)
6
SEC2
SEC1
Data Bit
5
4
3
2
Set to 0
SEC4
SEC3
1
0 (lsb)
Set to 0
32 cnfg_operating_mode
(read/write)
33 cnfg_ref_selection
(read/write)
34 cnfg_mode
(read/write)
35 cnfg_T4
(read/write)
37 cnfg_uPsel_pins
(read only)
Auto
external
2K enable
Phase
alarm
timeout
enable
Forced operating mode
force_select_reference_source
Clock edge Holdover
Offset
enable
External 2K SONET/
Sync
SDH
enable
I/P
Master/
Slave
Reversion
mode
Squelch
Select
T0/T1
Force T1 input source selection
(only valid for inputs SEC1 and SEC2)
Microprocessor type
38 cnfg_T0_output_enable
(read/write)
1=SONET 1=SONET O2
0=SDH
0=SDH
for Dig2 for Dig1
Set to 0
O3
Set to 0
19.44 MHz
Set to 0
39 cnfg_T0_output_
Digital2
Digital1
O2
frequencies
(read/write)
3A cnfg_differential_
outputs
(read/write)
O1 Frequency selection
O1 LVDS
enable
O1 PECL
enable
3B cnfg_bandwidth
(read/write)
Auto b/w
switch
Acq/lock
Acquisition bandwidth
Set to 0
Normal/locked bandwidth
3C cnfg_nominal_frequency
(read/write)
3D
Nominal frequency (7:0)
Nominal frequency (15:8)
3E cnfg_holdover_offset
(read/write)
3F
40
41 cnfg_freq_limit
(read/write)
42
Auto
Holdover
Averaging
Holdover offset (7:0)
Holdover offset (15:8)
Holdover offset (18:16)
DPLL Frequency offset limit (7:0)
DPLL Frequency offset
limit (9:8)
Revision 2.00/January 2006 © Semtech Corp.
Page 20
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