Datasheet

AD9122
Rev. B | Page 31 of 60
Register
Name
Address
(Hex) Bits Name Description Default
Compare
Q1 LSBs
0x6E [7:0] Compare Value Q1[7:0] See Register 0x6F. 11000110
Compare
Q1 MSBs
0x6F [7:0] Compare Value Q1[15:8]
Compare Value Q1[15:0] is the word that is compared
with the Q1 input sample captured at the input interface.
10101010
SED I
LSBs
0x70 [7:0]
Errors Detected
I_BITS[7:0]
See Register 0x71. 00000000
SED I
MSBs
0x71 [7:0]
Errors Detected
I_BITS[15:8]
Errors Detected I_BITS[15:0] indicates which bits were
received in error.
00000000
SED Q
LSBs
0x72 [7:0]
Errors Detected
Q_BITS[7:0]
See Register 0x73. 00000000
SED Q
MSBs
0x73 [7:0]
Errors Detected
Q_BITS[15:8]
Errors Detected Q_BITS[15:0] indicates which bits were
received in error.
00000000
Revision 0x7F [5:2] Revision[3:0]
This value corresponds to the die revision number.
0001 = Die Revision 1.
0011 = Die Revision 2.
N/A