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DRIVER SECTION
Electrical Characteristics
(1)
Switching Characteristics
(1)
ESD Protection
MAX202
5-V DUAL RS-232 LINE DRIVER/RECEIVER
WITH ± 15-kV ESD PROTECTION
SLLS576E – JULY 2003 – REVISED APRIL 2007
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Figure 4 )
PARAMETER TEST CONDITIONS MIN TYP
(2)
MAX UNIT
V
OH
High-level output voltage D
OUT
at R
L
= 3 k Ω to GND, D
IN
= GND 5 9 V
V
OL
Low-level output voltage D
OUT
at R
L
= 3 k Ω to GND, D
IN
= V
CC
–5 –9 V
I
IH
High-level input current V
I
= V
CC
15 200 µ A
I
IL
Low-level input current V
I
at 0 V –15 –200 µ A
I
OS
(3)
Short-circuit output current V
CC
= 5.5 V V
O
= 0 V ± 10 ± 60 mA
r
O
Output resistance V
CC
, V+, and V– = 0 V V
O
= ± 2 V 300 Ω
(1) Test conditions are C1–C4 = 0.1 µ F at V
CC
= 5 V ± 0.5 V.
(2) All typical values are at V
CC
= 5 V, and T
A
= 25 ° C.
(3) 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.
over recommended ranges of suply voltage and operating free-air temperature (unless otherwise noted) (see Figure 4 )
PARAMETER TEST CONDITIONS MIN TYP
(2)
MAX UNIT
C
L
= 50 to 1000 pF, R
L
= 3 k Ω to 7 k Ω ,
Maximum data rate 120 kbit/s
One D
OUT
switching, See Figure 1
C
L
= 2500 pF, R
L
= 3 k Ω ,
Propagation delay time, low- to
t
PLH(D)
2 µ s
high-level output
All drivers loaded, See Figure 1
C
L
= 2500 pF, R
L
= 3 k Ω ,
Propagation delay time, high- to
t
PHL(D)
2 µ s
low-level output
All drivers loaded, See Figure 1
C
L
= 150 to 2500 pF, R
L
= 3 k Ω to 7 k Ω ,
t
sk(p)
Pulse skew
(3)
300 ns
See Figure 2
C
L
= 50 to 1000 pF, R
L
= 3 k Ω to 7 k Ω ,
Slew rate, transition region
SR(tr) 3 6 30 V/ µ s
(see Figure 1 )
V
CC
= 5 V
(1) Test conditions are C1–C4 = 0.1 µ F at V
CC
= 5 V ± 0.5 V.
(2) All typical values are at V
CC
= 5 V, and T
A
= 25 ° C.
(3) Pulse skew is defined as |t
PLH
- t
PHL
| of each channel of the same device.
PIN TEST CONDITIONS TYP UNIT
D
OUT
, R
IN
Human-body model ± 15 kV
4
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