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MAX232A 데이터시트(PDF) 7 Page - Maxim Integrated Products

부품명 MAX232A
부품 상세설명  MAX220–MAX249 5V-Powered, Multichannel RS-232 Drivers/Receivers
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제조업체  MAXIM [Maxim Integrated Products]
홈페이지  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX232A 데이터시트(HTML) 7 Page - Maxim Integrated Products

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+5V-Powered, Multichannel RS-232
Drivers/Receivers
8.5
6.5
4.5
5.5
TRANSMITTER OUTPUT
VOLTAGE (VOH) vs. VCC
7.0
8.0
VCC (V)
5.0
7.5
1 TRANSMITTER
LOADED
3 TRANS-
MITTERS
LOADED
4 TRANSMITTERS
LOADED
2 TRANSMITTERS
LOADED
TA = +25
°C
C1–C4 = 1
μF
TRANSMITTER
LOADS =
3k
Ω || 2500pF
7.4
6.0
0
2500
TRANSMITTER OUTPUT VOLTAGE (VOH)
vs. LOAD CAPACITANCE AT
DIFFERENT DATA RATES
6.4
6.2
7.2
7.0
LOAD CAPACITANCE (pF)
1500
1000
500
2000
6.8
6.6
160kb/s
80kb/s
20kb/s
TA = +25
°C
VCC = +5V
3 TRANSMITTERS LOADED
RL = 3k
Ω
C1–C4 = 1
μF
12.0
4.0
0
2500
TRANSMITTER SLEW RATE
vs. LOAD CAPACITANCE
6.0
5.0
11.0
9.0
10.0
LOAD CAPACITANCE (pF)
1500
1000
500
2000
8.0
7.0
TA = +25
°C
VCC = +5V
LOADED, RL = 3k
Ω
C1–C4 = 1
μF
1 TRANSMITTER LOADED
2 TRANSMITTERS
LOADED
3 TRANSMITTERS
LOADED
4 TRANSMITTERS
LOADED
-6.0
-9.0
4.5
5.5
TRANSMITTER OUTPUT
VOLTAGE (VOL) vs. VCC
-8.0
-8.5
-6.5
-7.0
VCC (V)
5.0
-7.5
4 TRANS-
MITTERS
LOADED
TA = +25
°C
C1–C4 = 1
μF
TRANSMITTER
LOADS =
3k
Ω || 2500pF
1 TRANS-
MITTER
LOADED
2 TRANS-
MITTERS
LOADED
3 TRANS-
MITTERS
LOADED
-6.0
-7.6
0
2500
TRANSMITTER OUTPUT VOLTAGE (VOL)
vs. LOAD CAPACITANCE AT
DIFFERENT DATA RATES
-7.0
-7.2
-7.4
-6.2
-6.4
LOAD CAPACITANCE (pF)
1500
1000
500
2000
-6.6
-6.8
160kb/s
80kb/s
20kb/s
TA = +25
°C
VCC = +5V
3 TRANSMITTERS LOADED
RL = 3k
Ω
C1–C4 = 1
μF
10
-10
0
5
10 15 20
25 30
35 40 45 50
TRANSMITTER OUTPUT VOLTAGE (V+, V-)
vs. LOAD CURRENT
-2
-6
-4
-8
8
6
CURRENT (mA)
4
2
0
V+ AND V-
EQUALLY
LOADED
V- LOADED,
NO LOAD
ON V+
TA = +25
°C
VCC = +5V
C1–C4 = 1
μF
ALL TRANSMITTERS UNLOADED
V+ LOADED,
NO LOAD
ON V-
__________________________________________Typical Operating Characteristics
MAX223/MAX230–MAX241
*SHUTDOWN POLARITY IS REVERSED
V+, V- WHEN EXITING SHUTDOWN
(1
μF CAPACITORS)
MAX220-13
VSHDN*
V-
O
V+
500ms/div
Maxim Integrated
7
MAX220–MAX249
MAX220–MAX249


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