GS3490 Datasheet, PDF (7/22 Pages) Semtech Corporation – Configurable Adaptive Cable Equalizer/Cable Driver

Table 2-2: DC Electrical Characteristics (Continued)
V_CC = +3.3V ± 5%, T_A = -20°C to +85°C (unless otherwise shown), Functional Temperature Range: -40°C to +85°C
Parameter
Symbol Conditions
Min Typ Max Units Notes
CD Output Voltage
V_CD(OH)
V_CD(OL)
Carrier not present
Carrier present
2.0
–
–
V
–
–
–
0.4
V
–
V_{EQ_BYPASS,}
Input Voltage -
Digital Pins
V_{EQ_DISABLE,}
V_{EQ_GAIN_SEL,}
Minimum to assert and maximum to
de-assert
1.7
–
0.4
V
–
V_{CD_SD_EN,}
V_{CD_ENABLE}
SDI/SDI Common
Mode Voltage
V_CMIN
Common Mode
1.62
1.71
1.80
V
–
DDO/DDO Common
Mode Voltage
V_CMDDO
Common Mode
See Section 4.1.6
V
–
DDI/DDI Common
Mode Voltage
V_CMDDI
Common Mode
AC-coupled
1.4 +
V_CC –
ΔV_DDI /
–
ΔV_DDI /
V
–
4
4
SDO/SDO Common
Mode Voltage
V_CMOUT
Common Mode
AC-coupled
–
V_TERM -
ΔV_SDO
–
V
2
Notes:
1. Power consumed by GS3490 only. Termination resistors draw extra current.
2. Refer to 4.2.3 Serial Data Outputs (SDO/SDO).
3. De-emphasis off. With De-emphasis enabled, add 3mA at typical conditions.
4. De-emphasis off. With De-emphasis enabled, add 10mW at typical conditions.
GS3490
Final Data Sheet
GENDOC-058568
Rev. 1
April 2014
www.semtech.com
7 of 22
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