Datasheet

ISO15, ISO35
ISO15M, ISO35M
SLOS580F – MAY 2008– REVISED JANUARY 2012 www.ti.com
RECEIVER ELECTRICAL CHARACTERISTICS
over recommended operating conditions (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MA UNIT
X
V
IT(+)
Positive-going input threshold voltage I
O
= –8 mA –20 mV
V
IT(–)
Negative-going input threshold voltage I
O
= 8 mA –200 mV
V
hys
Hysteresis voltage (V
IT+
– V
IT–
) 50 mV
I
O
= –8 mA 2.4
V
ID
= 200 mV, See
V
O
Output voltage V
Figure 7
I
O
= 8 mA 0.4
I
OZ
High-impedance state output current V
I
= –7 to 12 V, Other input = 0 V –1 1 μA
V
A
or V
B
= 12 V 50 100
-55
o
C ≤ T
A
≤ 85
o
C
V
A
or V
B
= 12 V, V
CC
= 0 50 100
V
A
or V
B
= 12 V 200
Other input at
I
A
or I
B
Bus input current 85
o
C ≤ T
A
≤ 125
o
C μA
0 V
V
A
or V
B
= 12 V, V
CC
= 0 200
V
A
or V
B
= –7 V –100 –40
-55
o
C ≤ T
A
≤ 125
o
C
V
A
or V
B
= –7 V, V
CC
= 0 –100 –30
I
IH
High-level input current, RE V
IH
= 2 V –10 μA
I
IL
Low-level input current, RE V
IL
= 0.8 V –10 μA
R
ID
Differential input resistance A, B 48 kΩ
C
ID
Differential input capacitance V
I
= 0.4 sin (4E6πt) + 0.5V, DE at 0 V 16 pF
RECEIVER SWITCHING CHARACTERISTICS
over recommended operating conditions (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
t
PLH
, t
PHL
Propagation delay ISO15x and ISO35x 100
ISO15 and ISO35 13
t
sk(p)
Pulse skew (|t
PHL
– t
PLH
|)
ISO15M and
18
ISO35M See Figure 8 ns
ISO15 and ISO35 2 4
t
r
, t
f
Output signal rise and fall time
ISO15M and
2 6
ISO35M
t
PZH
, Propagation delay, high-impedance-to-high-level output
13 25
t
PZL
Propagation delay, high-impedance-to-low-level output
DE at 0 V, See Figure 9
ns
and Figure 10
t
PHZ
, Propagation delay, high-level-to-high-impedance output
13 25
t
PLZ
Propagation delay, low-level to high-impedance output
4 Submit Documentation Feedback Copyright © 2008–2012, Texas Instruments Incorporated
Product Folder Link(s): ISO15 ISO35 ISO15M ISO35M