Datasheet
RECEIVER ELECTRICAL CHARACTERISTICS
RECEIVER SWITCHING CHARACTERISTICS
SN65LVDS1
SN65LVDS2
SN65LVDT2
SLLS373K – JULY 1999 – REVISED NOVEMBER 2008 ....................................................................................................................................................
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over recommended operating conditions (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN
(1)
TYP
(2)
MAX UNIT
V
ITH+
Positive-going differential input voltage threshold 100
See Figure 3 mV
V
ITH –
Negative-going differential input voltage threshold – 100
I
OH
= – 8 mA, V
CC
= 2.4 V 1.9
V
OH
High-level output voltage V
I
OH
= – 8 mA, V
CC
= 3 V 2.4
V
OL
Low-level output voltage I
OL
= 8 mA 0.25 0.4 V
I
CC
Supply current No load, Steady state 4 7 mA
V
I
= 0 V, other input = 1.2 V – 20 – 2
LVDS2
V
I
= 2.2 V, other input = 1.2 V,
– 3 – 1.2
V
CC
= 3.0 V
I
I
Input current (A or B inputs) µ A
V
I
= 0 V, other input open – 40 -4
LVDT2
V
I
= 2.2 V, other input open, V
CC
= 3.0 V – 6 – 2.4
I
ID
Differential input current (I
IA
– I
IB
) LVDS2 V
IA
= 2.4 V V
IB
= 2.3 V – 2 2 µ A
LVDS2 V
CC
= 0 V, V
IA
= V
IB
= 2.4 V 20
I
I(OFF)
Power-off input current (A or B inputs) µ A
LVDT2 V
CC
= 0 V, V
IA
= V
IB
= 2.4 V 40
R
T
Differential input resistance LVDT2 V
IA
= 2.4 V V
IB
= 2.2 V 90 111 132 Ω
C
I
Input Capacitance V
I
= 0.4sin(4E6 π t) + 0.5V 5.8 pF
C
O
Output Capacitance V
I
= 0.4sin(4E6 π t) + 0.5V 3.4 pF
(1) The algebraic convention, in which the least positive (most negative) limit is designated as a minimum, is used in this data sheet.
(2) All typical values are at 25 ° C and with a 2.7-V supply.
over recommended operating conditions (unless otherwise noted)
TYP
(
PARAMETER TEST CONDITIONS MIN MAX UNIT
1)
Propagation delay time, low-to-high-level
t
PLH
1.4 2.6 3.6 ns
output
Propagation delay time, high-to-low-level
t
PHL
1.4 2.5 3.6 ns
C
L
= 10 pF, See Figure 6
output
t
sk(p)
Pulse skew (|t
pHL
– t
pLH
|)
(2)
0.1 0.6 ns
t
r
Output signal rise time 0.8 1.4 ns
t
f
Output signal fall time 0.8 1.4 ns
V
CC
= 3.0 V - 3.6 V 2.2 3 5.5 V/ns
t
r(slew)
Output slew rate (rising)
V
CC
= 2.4 V - 2.7 V 1.5 1.9 2.9 V/ns
C
L
= 10 pF
V
CC
= 3.0 V - 3.6 V 2.7 3.8 6 V/ns
t
f(slew)
Output slew rate (falling)
V
CC
= 2.4 V - 2.7 V 2.1 2.3 3.9 V/ns
(1) All typical values are at 25 ° C and with a 2.7-V supply.
(2) t
sk(p)
is the magnitude of the time difference between the high-to-low and low-to-high propagation delay times at an output.
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