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MAX221EAE View Datasheet(PDF) - Maxim Integrated

Part Name
Description
Manufacturer
MAX221EAE Datasheet PDF : 8 Pages
1 2 3 4 5 6 7 8
+5V, 1µA, Single RS-232 Transceiver
with AutoShutdown
ELECTRICAL CHARACTERISTICS (continued)
(VCC = +5V ±10%, C1–C4 = 0.1µF, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP
RECEIVER INPUT
Input Voltage Range
-25
Input Threshold Low
Input Threshold High
Input Hysteresis
Input Resistance
TRANSMITTER OUTPUT
TA = +25°C, VCC = 5V
TA = +25°C, VCC = 5V
VCC = 5V, no hysteresis in shutdown
TA = +25°C, VCC = 5V
0.8
1.2
1.7
0.5
3
5
Output Voltage Swing
Driver loaded with 3kΩ to ground
±5
±9
Output Resistance
Output Short-Circuit Current
VCC = V+ = V- = 0, VOUT = ±2V
300
±10
MAX
25
2.4
7
±60
UNITS
V
V
V
V
kΩ
V
Ω
mA
TIMING CHARACTERISTICS
(VCC = +5V ±10%, C1–C4 = 0.1µF, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX
Maximum Data Rate
RL = 3kΩ to 7kΩ, CL = 50pF to 1000pF,
VCC = 4.5V
250
Receiver Propagation Delay
tPHL, tPLH CL = 150pF
0.15
Receiver Output Enable Time
Normal operation
300
Receiver Output Disable Time
Normal operation
200
Transmitter Skew
Receiver Skew
Transition-Region Slew Rate
| tPHL - tPLH|
| tPHL - tPLH|
(Note 1)
TA = +25°C, VCC = 5V, RL = 3kΩ to 7kΩ,
CL = 500pF to 1000pF, measured from
-3V to +3V or +3V to -3V
200
50
3
6
30
Note 1: Transmitter skew is measured at the transmitter zero crosspoints.
UNITS
kbps
µs
ns
ns
ns
ns
V/µs
_______________________________________________________________________________________ 3
 

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