GS2994 Datasheet, PDF (7/20 Pages) Semtech Corporation – GS2994 Adaptive Cable Equalizer

Table 2-1: DC Electrical Characteristics (Continued)
V_{CC_A} = 3.3V ±5%, T_A = -40°C to +85°C, unless otherwise shown
Parameter
Symbol Conditions
Min
Typ
Max
Units Notes
Supply Current - Core
I_s
T_A = 25°C
–
Supply Current - Output
Driver
I_Output
T_A = 25°C,
–
Driver
ΔV_SDO = 800mV
T_A = 25°C,
–
ΔV_SDO = 400mV
Input Common Mode Voltage
V_CMIN
T_A = 25°C
–
SQ_ADJ DC Voltage (to mute
–
0m, T_A = 25°C
–
signal)
SQ_ADJ Range
–
T_A = 25°C
–
CD Output Voltage
V_CD(OH) Carrier not
2.0
present
V_CD(OL)
Carrier present
–
Sleep, GAIN_SEL, BYPASS,
V_IH
–
1.7
Input High Level Voltage
Sleep, GAIN_SEL, BYPASS,
V_IL
–
–
Input Low Level Voltage
NOTES:
1. VCC_O operates from 1.2V through 3.3V (+/-5%).
2. De-emphasis off.
3. An additional 3mA when de-emphasis is enabled.
4. Digital pins are 2.5V, but 3.3V tolerant.
48.7
17.3
9.3
1.8
3.2
0.9
–
–
–
–
–
mA
2, 3
–
mA
2
–
mA
2
–
V
–
–
V
–
–
V
–
–
V
–
0.4
V
–
–
V
4
0.7
V
4
2.3 AC Electrical Characteristics
Table 2-2: AC Electrical Characteristics
V_{CC_A} = 3.3V ±5%, T_A = -40°C to +85°C, unless otherwise shown
Parameter
Symbol Conditions
Min
Typ
Max
Units Notes
Serial input data rate
Input Voltage Swing
Output Voltage Swing
DR_SDO
–
143
–
2970
Mb/s
–
ΔV_SDI
T_A =25°C, differential,
720
800
950
mV_p-p
1
270Mb/s and 1.485Gb/s
T_A =25°C, differential,
2.97Gb/s
720
800
880
mV_p-p
1
ΔV_SDO
100Ω load, T_A =25°C,
–
800
–
mV_p-p
–
differential, OP_CTL set
for high swing
100Ω load, T_A =25°C,
–
400
–
mV_p-p
–
differential, OP_CTL set
for low swing
GS2994 GS2994 Adaptive Cable Equalizer
Data Sheet
53967 - 4
August 2012
7 of 20