Datasheet
RECEIVER ELECTRICAL CHARACTERISTICS
DRIVER SWITCHING CHARACTERISTICS
SN65LVDM179 , SN65LVDM180
SN65LVDM050 , SN65LVDM051
SLLS324J – DECEMBER 1998 – REVISED JULY 2009 ....................................................................................................................................................
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over recommended operating conditions (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP
(1)
MAX UNIT
V
IT+
Positive-going differential input voltage threshold 50
See Figure 5 and Table 2 mV
V
IT-
Negative-going differential input voltage threshold – 50
V
OH
High-level output voltage I
OH
= -8 mA 2.4 V
V
OL
Low-level output voltage I
OL
= 8 mA 0.4 V
V
I
= 0 – 20 – 11
I
I
Input current (A or B inputs) µ A
V
I
= 2.4 V – 3 – 1.2
I
I(OFF)
Power-off input current (A or B inputs) V
CC
= 0 – 20 20 µ A
I
IH
High-level input current (enables) V
IH
= 5 V 10 µ A
I
IL
Low-level input current (enables) V
IL
= 0.8 V 10 µ A
I
OZ
High-impedance output current V
O
= 0 or 5 V – 10 10 µ A
C
I
Input capacitance 5 pF
(1) All typical values are at 25 ° C and with a 3.3-V supply.
over recommended operating conditions (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP
(1)
MAX UNIT
t
PLH
Propagation delay time, low-to-high-level output 1.7 2.7 ns
t
PHL
Propagation delay time, high-to-low-level output 1.7 2.7 ns
t
r
Differential output signal rise time 0.6 1 ns
R
L
= 50 Ω ,
t
f
Differential output signal fall time C
L
= 10 pF, 0.6 1 ns
See Figure 6
t
sk(p)
Pulse skew (|t
pHL
– t
pLH
|) 250 ps
t
sk(o)
Channel-to-channel output skew
(2)
100 ps
t
sk(pp)
Part-to-part skew
(3)
1 ns
t
PZH
Propagation delay time, high-impedance-to-high-level output 6 10 ns
t
PZL
Propagation delay time, high-impedance-to-low-level output 6 10 ns
See Figure 7
t
PHZ
Propagation delay time, high-level-to-high-impedance output 4 10 ns
t
PLZ
Propagation delay time, low-level-to-high-impedance output 5 10 ns
(1) All typical values are at 25 ° C and with a 3.3-V supply.
(2) t
sk(o)
is the maximum delay time difference between drivers on the same device.
(3) t
sk(pp)
is the magnitude of the difference in propagation delay times between any specified terminals of two devices when both devices
operate with the same supply voltages, at the same temperature, and have identical packages and test circuits.
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