DS125BR820 Datasheet, PDF (23/62 Pages) Texas Instruments – Low-Power 12.5 Gbps 8-Channel Linear Repeater

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DS125BR820
SNLS491B – JULY 2014 – REVISED FEBRUARY 2015
EEPROM
ADDRESS
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
Table 7. Example Of EEPROM for Four Devices Using Two Address Maps
ADDRESS
(Hex)
00
01
02
03
04
05
06
07
08
09
0A
0B
0C
0D
0E
0F
10
11
12
13
14
15
16
17
18
19
1A
1B
1C
1D
1E
1F
20
21
22
23
24
25
26
27
28
29
2A
2B
2C
2D
2E
EEPROM
DATA
0x43
0x00
0x10
0x00
0x0B
0x00
0x0B
0x00
0x30
0x00
0x30
0x00
0x00
0x04
0x07
0x00
0x01
0xAD
0x00
0x00
0x1A
0xD0
0x00
0x01
0xAD
0x00
0x00
0x1A
0xD0
0x09
0x80
0x07
0x5C
0x00
0x00
0x15
0xC0
0x00
0x07
0x5C
0x00
0x00
0x75
0xC0
0x00
0x00
0x54
COMMENTS
CRC_EN = 0, Address Map = 1, >256 bytes = 0, Device Count[3:0] = 3
EEPROM Burst Size
CRC not used
Device 0 Address Location
CRC not used
Device 1 Address Location
CRC not used
Device 2 Address Location
CRC not used
Device 3 Address Location
Begin Device 0, 1 - Address Offset 3
EQ CHB0 = 0x01
VOD CHB0 = 101'b
VOD_DB CHB0 = 000'b
EQ CHB1 = 0x01
VOD CHB1 = 101'b, VOD_DB CHB1 = 000'b
EQ CHB2 = 0x01
VOD CHB2 = 101'b
VOD_DB CHB2 = 000'b
EQ CHB3 = 0x01
VOD CHB3 = 101'b, VOD_DB CHB3 = 000'b
Signal Detect Status Threshold Control
Signal Detect Status Threshold Control
EQ CHA0 = 0x03
VOD CHA0 = 110'b
VOD_DB CHA0 = 000'b
EQ CHA1 = 0x00
VOD CHA1 = 110'b, VOD_DB CHA1 = 000'b
EQ CHA2 = 0x03
VOD CHA2 = 110'b
VOD_DB CHA2 = 000'b
EQ CHA3 = 0x00
VOD CHA3 = 110'b, VOD_DB CHA3 = 000'b
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