Texas Instruments DS125RT410, Manual

Page: 6 / 42

DS125RT410
SNLS459 – APRIL 2011 www.ti.com
Electrical Characteristics
Over recommended operating supply and temperature ranges with default register settings unless otherwise specified.
(1)
Symbol Parameter Conditions Min Typ Max Units
POWER
PD Power Supply Consumption Average Power Consumption
(2)
660 mW
Max Transient Power Supply
500 610 mA
Current
(3)
NT
PS
Supply Noise Tolerance
(4)
50 Hz to 100 Hz 100 mV
P-P
100 Hz to 10 MHz 40 mV
P-P
10 MHz to 5.0 GHz 10 mV
P-P
2.5V LVCMOS DC SPECIFICATIONS
V
IH
High Level Input Voltage 1.75 V
DD
V
V
IL
Low Level Input Voltage GND 0.7 V
V
OH
High Level Output Voltage I
OH
= -3mA 2.0 V
V
OL
Low Level Output Voltage I
OL
= 3mA 0.4 V
I
IN
Input Leakage Current V
IN
= V
DD
+10 μ A
V
IN
= GND -10 μ A
I
IH
Input High Current (EN_SMB pin) V
IN
= V
DD
+55 μ A
I
IL
Input Low Current (EN_SMB pin) V
IN
= GND -110 μ A
3.3 V LVCMOS DC SPECIFICATIONS (SDA, SDC, INT)
V
IH
High Level Input Voltage V
DD
= 2.5 V 1.75 3.6 V
V
IL
Low Level Input Voltage V
DD
= 2.5 V GND 0.7 V
V
OL
Low Level Output Voltage I
PULLUP
= 3mA 0.4 V
I
IH
Input High Current V
IN
= 3.6 V, V
DD
= 2.5V +20 +40 μ A
I
IL
Input Low Current V
IN
= GND, V
DD
= 2.5V -10 +10 μ A
f
SDC
SMBus clock rate 100 400 KHz
DATA BIT RATES
R
B
Bit Rate Range 9.8 12.5 Gbps
SIGNAL DETECT
SDH Signal Detect ON Threshold Level Default input signal level to assert 70 mV
p-p
signal detect, 10.3125 Gbps,
PRBS-31
SDL Signal Detect OFF Threshold Level Default input signal level to de- 10 mV
p-p
assert signal detect, 10.3125 Gbps,
PRBS-31
(1) Typical values represent most likely parametric norms at V
DD
= 2.5V, T
A
= 25°C., and at the Recommended Operation Conditions at the
time of product characterization.
(2) V
DD
= 2.5V, T
A
= 25°C. All four channels active and locked.
(3) Max momentary power supply current lasting less than 1s. The retimer may consume more power than the maximum average power
rating during the time required to acquire CDR lock.
(4) Allowed supply noise (mV
P-P
sine wave) under typical conditions.
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