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MAX3232 Datasheet(PDF) 4 Page - Tiger Electronic Co.,Ltd

Part # MAX3232
Description  3.0V to 5.5V, Low-Power, up to 1Mbps, True RS-232 Transceivers Using Four 0.1關F External Capacitors
PDF  16 Pages
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Manufacturer  TGS [Tiger Electronic Co.,Ltd]
Direct Link  http://www.tgselec.com
Logo TGS - Tiger Electronic Co.,Ltd

MAX3232 Datasheet(HTML) 4 Page - Tiger Electronic Co.,Ltd

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235kbps
120kbps
TIMING CHARACTERISTICS—MAX3237
(VCC = +3.0V to +5.5V, C1–C4 = 0.1µF (Note 2), TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Maximum Data Rate
RL = 3k&, CL = 1000pF, one transmitter switching,
MBAUD = GND
250
kbps
VCC = 3.0V to 4.5V, RL = 3k&, CL =
250pF, one transmitter switching, MBAUD
= VCC
1000
VCC = 4.5V to 5.5V, RL = 3k&, CL =
1000pF, one transmitter switching, MBAUD
= VCC
1000
Receiver Propagation Delay
R_IN to R_OUT, CL = 150pF
tPHL
0.15
µs
tPLH
0.15
Receiver Output Enable Time
Normal operation
200
ns
Receiver Output Disable Time
Normal operation
200
ns
Transmitter Skew
| tPHL - tPLH |, MBAUD = GND
100
ns
| tPHL - tPLH |, MBAUD = VCC
25
ns
Receiver Skew
| tPHL - tPLH |
50
ns
Transition-Region Slew Rate
VCC = 3.3V, RL = 3& to 7k&,
+3V to -3V or -3V to +3V,
TA = +25°C
CL = 150pF
to 1000pF
MBAUD =
GND
6
30
V/µs
MBAUD =
VCC
24
150
CL = 150pF to 2500pF,
MBAUD = GND
4
30
Note 2: MAX3222/MAX3232/MAX3241: C1–C4 = 0.1µF tested at 3.3V ±10%; C1 = 0.047µF, C2–C4 = 0.33µF tested at 5.0V ±10%.
MAX3237: C1–C4 = 0.1µF tested at 3.3V ±5%; C1–C4 = 0.22µF tested at 3.3V ±10%; C1 = 0.047µF, C2–C4 = 0.33µF tested
at 5.0V ±10%.
Note 3: Transmitter input hysteresis is typically 250mV.
Typical Operating Characteristics
(VCC = +3.3V, 235kbps data rate, 0.1µF capacitors, all transmitters loaded with 3kΩ, TA = +25°C, unless otherwise noted.)
MAX3222/MAX3232
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE
6
5
VOUT+
4
3
1
0
-1
-2
-3
-4
VOUT-
-5
-6
MAX3222/MAX3232
SLEW RATE
vs. LOAD CAPACITANCE
22
20
FOR DATA RATES UP TO
235kbps
18
16
14
-SLEW
12
10
8
+SLEW
6
2
0
MAX3222/MAX3232
SUPPLY CURRENT vs. LOAD CAPACITANCE
WHEN TRANSMITTING DATA
40
35
30
25
20
15
10
5
0
0
1000
2000
3000
4000
5000
150
1000
2000
3000
4000
5000
0
1000
2000
3000
4000
5000
LOAD CAPACITANCE
(pF)
LOAD CAPACITANCE
(pF)
LOAD CAPACITANCE (pF)



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