Datasheet

SN65HVD96
www.ti.com SLLSE35B – JUNE 2010– REVISED NOVEMBER 2011
RECOMMENDED OPERATING CONDITIONS
MIN NOM MAX UNIT
V
CC
Supply voltage 4.75 5 5.25 V
V
I
Input voltage at any bus terminal (separately or common mode)
(1)
–7 12 V
V
IH
High-level input voltage (Driver, driver enable, and receiver enable inputs) 2 V
CC
V
V
IL
Low-level input voltage (Driver, driver enable, and receiver enable inputs) 0 0.8 V
V
ID
Differential input voltage –12 12 V
I
O
Output current, Driver –70 70 mA
I
O
Output current, Receiver –2 2 mA
R
L
Differential load resistance 54 60 Ω
1/t
UI
Signaling rate 0 5 Mbps
T
A
Operating free-air temperature –40 85 °C
(1) The algebraic convention, in which the least positive (most negative) limit is designated as minimum is used in this data sheet.
ELECTRICAL CHARACTERISTICS
over recommended operating conditions (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
RS-485 common-mode load, see Figure 2 1.5
RS-485 differential load R
L
= 54 Ω,
Driver differential output voltage 1.5
|V
OD(ACT)
| C
L
= Open, see Figure 3 V
magnitude (active)
RS-422 differential load R
L
= 100 Ω,
2
C
L
= Open, see Figure 3
RS-485 common-mode load, See Figure 2 50
RS-485 differential load R
L
= 54 Ω,
20
C
L
= Open, see Figure 3
Driver differential output voltage
|V
OD(PAS)
| mV
magnitude (passive)
RS-422 differential load R
L
= 100 Ω,
25
C
L
= Open, see Figure 3
No Load 50
Steady-state common-mode output Voc = (V
A
+ V
B
) / 2
V
OC(SS)
1 Vcc/2 3 V
voltage R
L
= 54Ω
Change in differential driver output Voc
(D=High)
– Voc
(D=Low)
ΔV
OC
–0.2 0.2 V
common-mode voltage R
L
= 54Ω
Active-going receiver differential input
V
IT(ACT)
V
ID
= V
A
– V
B
or V
ID
= V
B
– V
A
775 900 mV
threshold
Passive-going receiver differential input
V
IT(PASS)
500 625 mV
threshold
Receiver differential input threshold
V
HYS
100 150 mV
hysteresis (VIT(ACT) - VIT(PASS))
V
OH
Receiver high-level output voltage –20 µA ≥ I
O
≥ –2 mA 2.4 3.7 V
V
OL
Receiver low-level output voltage 20 µA ≤ I
O
≤ 2 mA 0.4 V
I
I
Logic pins input current –100 100 μA
I
OZ
Receiver output high-impedance current V
O
= 0 V or Vcc, RE at Vcc –10 10 uA
I
OS
Driver short-circuit output current –7 V < Vo < +12 V –350 350 mA
Vcc = 4.75 to 5.25 V or V
I
= 12 V 1 mA
I
I
Bus input current (passive driver) Vcc=0V, DE at 0V, other
V
I
= –7 V –0.8 mA
bus pin at 0V
I
CC
Supply current (quiescent), no load 20 mA
R
ID
Differential input resistance DE at OV, Vcm = Vcc/2 24 40 57 kΩ
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