Si5338-RM
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10.6. Register Descriptions
In many registers, the byte reset value contains one or more “x”s because a factory-programmed device can have
multiple values for these bits.
Reset value = xxxx xxxx
Reset value = xxxx xxxx
Register 0.
BitD7D6D5D4D3D2 D1 D0
Name
REVID[2:0]
Type R
Bit Name Function
7:3
Reserved
2:0 REVID[2:0]
Device Revision ID.
Rev A = 000b
Rev B = 001b
Register 2.
BitD7D6D5D4D3D2 D1 D0
Name
Dev_Config2[5:0]
Type R
Bit Name Function
7:6
Reserved
5:0
Dev_Config2[5:0]
Bits 5:0 represent the last two digits of the base part number: "38" for Si5338.
See "10.6.1. Example Part Number for Device ID Registers" on page 55 for complete
part number example.
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