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MAX3325 Datasheet(PDF) 5 Page - Maxim Integrated Products

Part No. MAX3325
Description  3V Dual RS-232 Transceiver with LCD Supply and Contrast Controller
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Maker  MAXIM [Maxim Integrated Products]
Homepage  http://www.maxim-ic.com
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MAX3325 Datasheet(HTML) 5 Page - Maxim Integrated Products

 
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3V Dual RS-232 Transceiver with
LCD Supply and Contrast Controller
_______________________________________________________________________________________
5
40
µs/div
SD232
T2OUT
T1OUT
5V/div
0
2V/div
0
VCC = 3.3V
C1–C4 = 0.1
µF
TRANSMITTER OUTPUTS EXITING
SHUTDOWN OR POWERING UP
MAX3325toc04
CL = 2500pF
2
µs/div
LOOPBACK WAVEFORMS AT 120kbps
T1IN
5V/div
T1OUT/
R1IN
5V/div
R1OUT
5V/div
MAX3325toc05
CL = 1000pF
1
µs/div
LOOPBACK WAVEFORMS AT 250kbps
T1IN
5V/div
T1OUT/
R1IN
5V/div
R1OUT
5V/div
MAX3325toc06
CL = 1000pF
0
2
1
4
3
5
6
020
10
30
40
VREG vs. LOAD CURRENT
LOAD CURRENT (mA)
VDD = +3V
VDD = +3.3V
VDD = +3.6V
0
2
1
4
3
5
6
020
10
30
40
VREG vs. LOAD CURRENT
AND TEMPERATURE
LOAD CURRENT (mA)
TA = +25°C
TA = +85°C
TA = -40°C
-4.5
-3.5
-4.0
-2.5
-3.0
-2.0
-1.5
-40
0
20
-20
40
60
80
100
TEMP OUTPUT VOLTAGE
vs. TEMPERATURE
TEMPERATURE (°C)
Typical Operating Characteristics (continued)
(VDD = VL = +3.3V, circuit and components of Figure 1, all transmitters loaded with 3kΩ and CL, TA = +25°C, unless otherwise noted.)


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