Datasheet

MAX3209E
±15kV ESD-Protected, 12V, Dual RS-232 Serial Port
with Low-Power Standby for Motherboards/Desktops
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
= +10.8V to +13.2V, V
STBY
= +3V to +5.5V, C1 = C2 = 0.1µF, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at
T
A
= +25°C, V
DD
= +12V, V
STBY
= +3.3V.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
ESD/BURST CHARACTERISTICS
Human Body Model ±15
IEC 1000-4-2 (Contact Discharge) ±8ESD Protection
IEC 1000-4-2 (Air-Gap Discharge) ±15
kV
Electrical Fast Transient/Burst
Immunity
IEC 1000-4-4 ±4 kV
TRANSMITTER TIMING CHARACTERISTICS (Figure 1)
Data Rate DR
R
L
= 3kΩ to 7kΩ, C
L
= 50pF to 1000pF,
two transmitters switching
460 kbps
Mouse Driveability
T1IN = T2IN = GND, T3IN = V
CC
,
T3OUT loaded with 3kΩ to GND, T1OUT
and T2OUT loaded with 2.5mA each
+6 -5 V
Transmitter Output Propagation
Delay, Low to High
t
PLHT
C
L
= 1000pF 1 µs
Transmitter Output Propagation
Delay, High to Low
t
PHLT
C
L
= 1000pF 1 µs
R
L
= 3kΩ to 7kΩ, V
STBY
= 3.3V,
C
L
= 50pF to 470pF, T
A
= +25°C,
measured from +3V to -3V or -3V to +3V
61230
Transmitter Output Slew Rate SR
R
L
= 3kΩ to 7kΩ, V
STBY
= 3.3V,
C
L
= 50pF to 1000pF, T
A
= +25°C,
measured from +3V to -3V or -3V to +3V
41230
V/µs
RECEIVER TIMING CHARACTERISTICS
Receiver Output Propagation
Delay, Low to High
t
PLHR
C
L
= 150pF 0.4 1 µs
Receiver Output Propagation
Delay, High to Low
t
PHLR
C
L
= 150pF 0.4 1 µs