Datasheet
SN65C1167
SN75C1167, SN65C1168, SN75C1168
www.ti.com
SLLS159F –MARCH 1993–REVISED NOVEMBER 2009
RECEIVER SECTION
Electrical Characteristics
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP
(1)
MAX UNIT
Positive-going input threshold voltage, differential
V
IT+
0.2 V
input
Negative-going input threshold voltage, differential
V
IT–
−0.2
(2)
V
input
V
hys
Input hysteresis (V
IT+
– V
IT–
) 60 mV
V
IK
Input clamp voltage, RE SN75C1167 I
I
= −18 mA −1.5 V
V
OH
High-level output voltage V
ID
= 200 mV, I
OH
= −6 mA 3.8 4.2 V
V
OL
Low-level output voltage V
ID
= −200 mV, I
OL
= 6 mA 0.1 0.3 V
High-impedance-state output
I
OZ
SN75C1167 VO = VCC or GND ±0.5 ±5 µA
current
V
I
= 10 V 1.5
I
I
Line input current Other input at 0 V mA
V
I
= −10 V −2.5
I
I
Enable input current, RE SN75C1167 V
I
= V
CC
or GND ±1 µA
r
i
Input resistance V
IC
= −7 V to 7 V, Other input at 0 V 4 17 kΩ
V
I
= V
CC
or GND 4 6
I
CC
Supply current (total package) No load, Enabled mA
V
IH
= 2.4 V or 0.5 V
(3)
5 9
(1) All typical values are at V
CC
= 5 V and T
A
= 25°C.
(2) The algebraic convention, where the less positive (more negative) limit is designated as minimum, is used in this data sheet for
common-mode input voltage and threshold voltage levels only.
(3) Refer to TIA/EIA-422-B for exact conditions.
Switching Characteristics
over operating free-air temperature range (unless otherwise noted)
(1)
PARAMETER TEST CONDITIONS MIN TYP
(2)
MAX UNIT
t
PLH
Propagation delay time, low- to high-level output 9 17 27 ns
See Figure 5
t
PHL
Propagation delay time, high- to low-level output 9 17 27 ns
t
TLH
Transition time, low- to high-level output 4 9 ns
V
IC
= 0 V, See Figure 5
t
THL
Transition time, high- to low-level output 4 9 ns
t
PZH
Output enable time to high level 13 22 ns
t
PZL
Output enable time to low level 13 22 ns
R
L
= 1 kW, See Figure 6
t
PHZ
Output disable time from high level 13 22 ns
t
PLZ
Output disable time from low level 13 22 ns
(1) Measured per input while the other inputs are at V
CC
or GND
(2) All typical values are at V
CC
= 5 V and T
A
= 25°C.
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