DS50EV401 Datasheet, PDF (4/14 Pages) National Semiconductor (TI) – 2.5 Gbps / 5.0 Gbps / 8.0 Gbps Quad PCI Express Cable and Backplane Equalizer

Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage (V_DD)
CMOS Input Voltage
CMOS Output Voltage
CML Input/Output Voltage
−0.5V to +4.0V
−0.5V + 4.0V
−0.5V to 4.0V
−0.5V to 4.0V
Junction Temperature
Storage Temperature
Lead Temperature (Soldering, 4
Seconds)
+150°C
−65°C to +150°C
+260°C
ESD Rating
HBM, 1.5 kΩ, 100 pF
Thermal Resistance
 θ_JA, No Airflow
>8 kV
30°C/W
Recommended Operating
Conditions
Supply Voltage
V_DD2.5 to GND
V_DD3.3 to GND
Ambient Temperature
Min Typ Max Units
2.375
3.0
−40
2.5 2.625 V
3.3 3.6 V
25 +85 °C
Electrical Characteristics
Over recommended operating supply and temperature ranges with default register settings unless other specified. (Note 2, 3)
Symbol
Parameter
Conditions
Min
Typ
Max
Units
POWER
P
Power Supply Consumption
Device Enabled, V_DD3.3
Device Disabled, V_DD3.3
P
Power Supply Consumption
Device Enabled, V_DD2.5
Device Disabled, V_DD2.5
N
Supply Noise Tolerance
Upto 50 MHz
(Note 4)
510
700
mW
100
mW
380
490
mW
30
mW
100
mV_P-P
LVTTL DC SPECIFICATIONS
V_IH
High Level Input Voltage
V_DD3.3
2.0
V_DD2.5
1.6
V_IL
Low Level Input Voltage
-0.3
V_OH
High Level Output Voltage
I_OH = -3mA, V_DD3.3
2.4
I_OH = -3mA, V_DD2.5
2.0
V_OL
Low Level Output Voltage
I_OL = 3mA
I_IN
Input Current
V_IN = V_DD
V_IN = GND
-15
I_IN-P
Input Leakage Current with
V_IN = V_DD,
Internal Pull-Down/Up Resistors with internal pull-down resistors
V_DD
V
V_DD
V
0.8
V
V
V
0.4
V
+15
μA
μA
+140
μA
V_IN = V_DD,
-40
with internal pull-up resistors
μA
CML RECEIVER INPUTS (IN_n+, IN_n-)
V_IN
Input Voltage Swing
AC-Coupled or DC-Coupled
Required Differential Amplitude
400
measured at point A
(Figure 1)
1600
mV_P-P
V_IN-S
Input Voltage Sensitivity
AC-Coupled or DC-Coupled
Required Differential Envelope
measured at point B
(Figure 1, 10) (Note 5)
170
mV_P-P
R_LI
Differential Input Return Loss
100 MHz – 4.0 GHz, with fixture’s
effect de-embedded
10
dB
R_IN
Input Resistance
Single ended to VDD
40
50
60
Ω
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