3-V TO 5.5-V MULTICHANNEL RS-232 LINE DRIVER/RECEIVER
WITH
±15-kV
IEC ESD PROTECTION
SLLS664A – AUGUST 2005 – REVISED APRIL 2007
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DRIVER SECTION
Electrical Characteristics
(1)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see
PARAMETER
V
OH
V
OL
I
IH
I
IL
I
OS (3)
r
O
(1)
(2)
(3)
High-level output voltage
Low-level output voltage
High-level input current
Low-level input current
Short-circuit output current
Output resistance
TEST CONDITIONS
DOUT at R
L
= 3 kΩ to GND,
DOUT at R
L
= 3 kΩ to GND,
V
I
= V
CC
V
I
at GND
V
CC
= 3.6 V,
V
CC
= 5.5 V,
V
CC
, V+, and V– = 0 V,
V
O
= 0 V
V
O
= 0 V
V
O
=
±2
V
300
DIN = GND
DIN = V
CC
MIN
5
–5
TYP
(2)
5.4
–5.4
±0.01
±0.01
±35
10M
±1
±1
±60
MAX
UNIT
V
V
µA
µA
mA
Ω
Test conditions are C1–C4 = 0.1
µF
at V
CC
= 3.3 V
±
0.3 V; C1 = 0.047
µF,
C2–C4 = 0.33
µF
at V
CC
= 5 V
±
0.5 V.
All typical values are at V
CC
= 3.3 V or V
CC
= 5 V, and T
A
= 25°C.
Short-circuit durations should be controlled to prevent exceeding the device absolute power dissipation ratings, and not more than one
output should be shorted at a time.
Switching Characteristics
(1)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see
PARAMETER
Maximum data rate
t
sk(p)
SR(tr)
Pulse skew
(3)
Slew rate, transition region
(see Figure 1)
TEST CONDITIONS
C
L
= 1000 pF,
One DOUT switching,
C
L
= 150 pF to 2500 pF,
See Figure 2
R
L
= 3 kΩ to 7 kΩ,
V
CC
= 3.3 V
R
L
= 3 kΩ,
See Figure 1
R
L
= 3 kΩ to 7 kΩ,
C
L
= 150 pF to 1000 pF
C
L
= 150 pF to 2500 pF
6
4
MIN TYP
(2)
150
250
300
30
30
MAX
UNIT
kbit/s
ns
V/µs
(1)
(2)
(3)
Test conditions are C1–C4 = 0.1
µF
at V
CC
= 3.3 V
±
0.3 V; C1 = 0.047
µF,
C2–C4 = 0.33
µF
at V
CC
= 5 V
±
0.5 V.
All typical values are at V
CC
= 3.3 V or V
CC
= 5 V, and T
A
= 25°C.
Pulse skew is defined as |t
PLH
– t
PHL
| of each channel of the same device.
4
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