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MAX3222E Datasheet(PDF) 4 Page - Maxim Integrated Products

Part No. MAX3222E
Description  ±15kV ESD-Protected, Down to 10nA, 3.0V to 5.5V, Up to 1Mbps, True RS-232 Transceivers
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Maker  MAXIM [Maxim Integrated Products]
Homepage  http://www.maxim-ic.com
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MAX3222E Datasheet(HTML) 4 Page - Maxim Integrated Products

 
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__________________________________________Typical Operating Characteristics
(VCC = +3.3V, 250kbps data rate, 0.1µF capacitors, all transmitters loaded with 3k
Ω and CL, TA = +25°C, unless otherwise noted.)
-6
-5
-4
-3
-2
-1
0
1
2
3
4
5
6
0
1000
2000
3000
4000
5000
MAX3222E/MAX3232E
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE
LOAD CAPACITANCE (pF)
T1 TRANSMITTING AT 250kbps
T2 TRANSMITTING AT 15.6kbps
VOUT+
VOUT-
0
6
2
4
10
8
14
12
16
0
1000
2000
3000
4000
5000
MAX3222E/MAX3232E
SLEW RATE vs. LOAD CAPACITANCE
LOAD CAPACITANCE (pF)
+SLEW
FOR DATA RATES UP TO 250kbps
-SLEW
0
25
20
15
5
10
35
30
40
45
0
2000
1000
3000
4000
5000
MAX3222E/MAX3232E
OPERATING SUPPLY CURRENT
vs. LOAD CAPACITANCE
LOAD CAPACITANCE (pF)
250kbps
120kbps
20kbps
T1 TRANSMITTING AT 250kbps
T2 TRANSMITTING AT 15.6kbps
±15kV ESD-Protected, Down to 10nA, 3.0V to 5.5V,
Up to 1Mbps, True RS-232 Transceivers
4
_______________________________________________________________________________________
TIMING CHARACTERISTICS—MAX3237E
(VCC = +3.0V to +5.5V, C1–C4 = 0.1µF, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.) (Note 2)
24
150
MBAUD =
VCC
Transition-Region Slew Rate
VCC = 3.3V, RL = 3k
Ω to
7k
Ω, +3V to -3V or -3V to
+3V, TA = +25°C
MBAUD =
GND
CL = 150pF
to 1000pF
tPLH
tPHL
V/µs
630
Receiver Skew
50
ns
| tPHL - tPLH |
Transmitter Skew
100
ns
| tPHL - tPLH |, MBAUD = VCC
R_IN to R_OUT, CL = 150pF
Maximum Data Rate
1000
kbps
VCC = 4.5V to 5.5V, RL = 3k
Ω, CL = 1000pF,
one transmitter switching, MBAUD = VCC
1000
VCC = 3.0V to 4.5V, RL = 3k
Ω, CL = 250pF,
one transmitter switching, MBAUD = VCC
PARAMETER
MIN
TYP
MAX
UNITS
Receiver Output Enable Time
2.6
µs
Receiver Propagation Delay
0.15
µs
250
0.15
100
ns
| tPHL - tPLH |, MBAUD = GND
Receiver Output Disable Time
2.4
µs
Normal operation
CONDITIONS
Normal operation
RL = 3k
Ω, CL = 1000pF, one transmitter switching,
MBAUD = GND
430
CL = 150pF to 2500pF,
MBAUD = GND


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