Datasheet
DS32EL0124, DS32ELX0124
www.ti.com
SNLS284K –MAY 2008–REVISED APRIL 2013
SMBus Timing Specifications (continued)
Over recommended operating supply and temperature ranges unless otherwise specified.
(1) (2)
Symbol Parameter Conditions Min Typ Max Units
t
HS:CS
SMB_CS Hold Time
(3)
100 ns
t
POR
Time in which the device must be operational after
(3)
500 ms
power on
LVDS Electrical Specifications
Over recommended operating supply and temperature ranges unless otherwise specified.
(1) (2)
Symbol Parameter Conditions Min Typ Max Units
V
OD
Differential Output Voltage R
L
= 100Ω 230 310 mV
Changes in V
OD
between complimentary output 35 mV
ΔV
OD
states
V
OS
Offset Voltage 1.125 1.25 1.375 V
ΔV
OS
Change in V
OS
between complimentary states 35 mV
I
OS
Output Short Circuit Current V
OUT
= 0V, R
L
= 100Ω -50 mA
(3)
(1) The Electrical and Timing Characteristics tables list ensured specifications under the listed Recommended Operating Conditions except
as otherwise modified or specified by the Electrical Characteristics Conditions and/or Notes. Typical specifications are estimations only
and are not ensured.
(2) Typical values represent most likely parametric norms for V
CC
= +3.3V and T
A
= +25°C, and at the Recommended Operation Conditions
at the time of product characterization and are not ensured.
(3) Output short circuit current (I
OS
) is specified as magnitude only, minus sign indicates direction only.
LVDS Timing Specifications
Over recommended operating supply and temperature ranges unless otherwise specified.
(1) (2)
Symbol Parameter Conditions Min Typ Max Units
t
ROTR
LVDS low-to-high transition time 300 ps
t
ROTF
LVDS high-to-low transition time 300 ps
t
ROCP
LVDS output clock period 2T ns
t
RODC
RxCLKOUT Duty Cycle 45 50 55 %
t
RBIT
LVDS output bit width T ns
t
ROSC
RxOUT Setup to RxCLKOUT OUT 650 800 ps
t
ROHC
RxOUT Hold to RxCLKOUT OUT 650 800 ps
t
RODJ
LVDS Output Deterministic Jitter RxCLKOUT 18
(3)
ps
RxOUT0–4 43
(3)
t
RORJ
LVDS Output Random Jitter RxCLKOUT 2.5
(3)
ps
RxOUT0–4 2.5
(3)
t
ROTJ
Peak-to-Peak LVDS Output Jitter RxCLKOUT 51
(3)
ps
RxOUT0–4 70
(3)
(1) The Electrical and Timing Characteristics tables list ensured specifications under the listed Recommended Operating Conditions except
as otherwise modified or specified by the Electrical Characteristics Conditions and/or Notes. Typical specifications are estimations only
and are not ensured.
(2) Typical values represent most likely parametric norms for V
CC
= +3.3V and T
A
= +25°C, and at the Recommended Operation Conditions
at the time of product characterization and are not ensured.
(3) Parameter is specified by characterization and is not tested at production.
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