DS125BR820 Datasheet, PDF (20/62 Pages) Texas Instruments – Low-Power 12.5 Gbps 8-Channel Linear Repeater

DS125BR820
SNLS491B – JULY 2014 – REVISED FEBRUARY 2015
www.ti.com
Table 6. EEPROM Register Map - Single Device With Default Value (continued)
EEPROM Address Byte
Bit 7
Description
CH2_VOD_DB_2
SMBus Register _0x11 0x1F[2]
Default
Value
0x40
0
Bit 6
CH2_VOD_DB_1
0x1F[1]
1
Bit 5
CH2_VOD_DB_0
0x1F[0]
0
Bit 4
Reserved
0x20[7]
0
Bit 3
CH2_THa_1
0x20[3]
0
Bit 2
CH2_THa_0
0x20[2]
0
Bit 1
CH2_THd_1
0x20[1]
0
Bit 0
CH2_THd_0
0x20[0]
0
Description
SMBus Register
Default
Value
0x02
Reserved
0x12 ^0x23[5]
0
Reserved
0x23[4]
0
CH3_RXDET_1
0x23[3]
0
CH3_RXDET_0
0x23[2]
0
Reserved
0x24[7]
0
Reserved
0x24[6]
0
Reserved
0x24[5]
1
Reserved
0x24[4]
0
Description
Reserved
SMBus Register _0x13 0x24[3]
Default
Value
0xFA
1
Reserved
0x24[2]
1
CH3_EQ_1
0x24[1]
1
CH3_EQ_0
0x24[0]
1
CH3_SCP
0x25[7]
1
Reserved
0x25[6]
0
Reserved
0x25[5]
1
Reserved
0x25[4]
0
Description
Reserved
SMBus Register _0x14 0x25[3]
Default
Value
0xD4
1
CH3_VOD_2
0x25[2]
1
CH3_VOD_1
0x25[1]
0
CH3_VOD_0
0x25[0]
1
CH3_VOD_DB_2 CH3_VOD_DB_1 CH3_VOD_DB_0 Reserved
0x26[2]
0x26[1]
0x26[0]
0x27[7]
0
1
0
0
Description
SMBus Register
Default
Value
0x09
CH3_THa_1
0x15 ^0x27[3]
0
CH3_THa_0
0x27[2]
0
CH3_THd_1
0x27[1]
0
CH3_THd_0
0x27[0]
0
Reserved
0x28[6]
1
hi_idle_SD CH0-3 hi_idle_SD CH4-7 fast_SD CH0-3
0x28[5]
0x28[4]
0x28[3]
0
0
1
Description
SMBus Register
Default
Value
0x80
fast_SD CH4-7
0x16 ^0x28[2]
1
lo_gain_SD CH0-3 lo_gain_SD CH4-7 Reserved
0x28[1]
0x28[0]
0x2B[5]
0
0
0
Reserved
0x2B[4]
0
CH4_RXDET_1
0x2B[3]
0
CH4_RXDET_0
0x2B[2]
0
Reserved
0x2C[7]
0
Description
SMBus Register
Default
Value
0x5F
0x17
Reserved
0x2C[6]
0
Reserved
0x2C[5]
1
Reserved
0x2C[4]
0
Reserved
0x2C[3]
1
Reserved
0x2C[2]
1
CH4_EQ_1
0x2C[1]
1
CH4_EQ_0
0x2C[0]
1
CH4_SCP
0x2D[7]
1
Description
SMBus Register
Default
Value
0x5A
0x18
Reserved
0x2D[6]
0
Reserved
0x2D[5]
1
Reserved
0x2D[4]
0
Reserved
0x2D[3]
1
CH4_VOD_2
0x2D[2]
1
CH4_VOD_1
0x2D[1]
0
CH4_VOD_0
0x2D[0]
1
CH4_VOD_DB_2
0x2E[2]
0
20
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