Table 14.98. 0x0009 Temperature Grade
Reg Address Bit Field Type Setting Name Description
0x0009 7:0 R TEMP_GRADE Device temperature grading
0 = Industrial (-40° C to 85° C) ambient conditions
Table 14.99. 0x000A Package ID
Reg Address Bit Field Type Setting Name Description
0x000A 7:0 R PKG_ID Package ID
0 = 9x9 mm 64 QFN
1 = 7x7 mm 44 QFN
Part numbers are of the form:
Si<Part Num Base><Grade>-<Device Revision><OPN ID>-<T
emp Grade><Package ID>
Examples:
Si5341C-A-12345-GM.
Applies to a “custom” OPN (Ordering Part Number) device. These devices are factory pre-programmed with the frequency plan and all
other operating characteristics defined by the user’s ClockBuilder Pro project file.
Si5341C-A-GM.
Applies to a “base” or “blank” OPN device. Base devices are factory pre-programmed to a specific base part type (e.g., Si5341 but
exclude any user-defined frequency plan or other user-defined operating characteristics selected in ClockBuilder Pro.
Table 14.100. 0x000B I2C Address
Reg Address Bit Field Type Setting Name Description
0x000B 6:0 R/W I2C_ADDR
7 bit I
2
C Address
Table 14.101. 0x000C Status Bits
Reg Address Bit Field Type Setting Name Description
0x000C 0 R SYSINCAL 1 if the device is calibrating.
0x000C 1 R LOSXAXB 1 if there is no signal at the XA pin as the LOS detector
is only connected to the XA pin.
0x000C 2 R LOSREF 1 if the Phase Detector does not have an input from
FB_IN, IN2, IN1, or IN0.
0x000C 3 R LOL 1 if the DSPLL is out of lock.
0x000C 5 R SMB_TMOUT 1 if there is an SMBus timeout error.
Table 14.102. 0x000D INx Loss of Signal (LOS) Alarms
Reg Address Bit Field Type Setting Name Description
0x000D 3:0 R LOSIN 1 if no clock is present at [FB_IN, IN2, IN1, IN0]
Note that each bit corresponds to the input. The LOS bits are not sticky.
Si5341, Si5340 Rev D Family Reference Manual • Register Map
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com
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