参数资料
型号: MAX245EPL
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: 通用总线功能
英文描述: 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors
中文描述: OCTAL LINE TRANSCEIVER, PDIP40
封装: PLASTIC, DIP-40
文件页数: 10/36页
文件大小: 442K
代理商: MAX245EPL
M
+5V-Powered, Multichannel RS-232
Drivers/Receivers
10
______________________________________________________________________________________
__________________________________________Typical Operating Characteristics
MAX225/MAX244–MAX249
18
2
0
1
2
3
4
5
TRANSMITTER SLEW RATE
vs. LOAD CAPACITANCE
8
6
4
16
M
LOAD CAPACITANCE (nF)
T
μ
s
14
12
10
V
CC
= 5V
EXTERNAL POWER SUPPLY
1
μ
F CAPACITORS
40kb/s DATA RATE
8 TRANSMITTERS
LOADED WITH 3k
10
8
-10
0
5
10
15
20
25
30
35
OUTPUT VOLTAGE
vs. LOAD CURRENT FOR V+ AND V-
-2
-4
-6
-8
M
LOAD CURRENT (mA)
O
6
4
2
0
V+ AND V- LOADED
EITHER V+ OR
V- LOADED
V+ AND V- LOADED
V
= 5V
EXTERNAL CHARGE PUMP
1
μ
F CAPACITORS
8 TRANSMITTERS
DRIVING 5k
AND
2000pF AT 20kbits/sec
V- LOADED
V+ LOADED
9.0
5.0
0
1
2
3
4
5
TRANSMITTER OUTPUT VOLTAGE (V+, V-)
vs. LOAD CAPACITANCE AT
DIFFERENT DATA RATES
6.0
5.5
8.5
M
LOAD CAPACITANCE (nF)
V
8.0
7.5
7.0
6.5
V
CC
= 5V WITH ALL TRANSMITTERS DRIVEN
LOADED WITH 5k
10kb/sec
20kb/sec
40kb/sec
60kb/sec
100kb/sec
200kb/sec
ALL CAPACITIORS 1
μ
F
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