參數(shù)資料
型號: MAX563
廠商: Maxim Integrated Products, Inc.
英文描述: +3.3V-Powered, EIA/TIA-562 Dual Transceiver with Receivers Active in Shutdown(3.3V,雙組EIA/TIA-562接收器)
中文描述: +3.3V供電、EIA TIA 562雙收發(fā)器,關(guān)斷后接收器保持有效
文件頁數(shù): 7/8頁
文件大?。?/td> 83K
代理商: MAX563
_______________________________________________________________________________________
7
M
+3.3V-Powered, EIA/T IA-562 Dual Transc eiver
with Rec eivers Ac tive in S hutdown
Table 1. Summary of EIA/TIA-232E/V.28 and EIA/TIA-562 Specifications
NAME
DB9 PIN
SYMBOL
5
6
7
8
9
Ring Indicator
GND
DSR
RTS
CTS
DB25 PIN
7
6
4
5
Signal Ground
Data Set Ready
Request to Send
Clear to Send
1
DCD
RI
22
Received Line Signal Detector (some-
times called Data Carrier Detect)
2
3
4
RxD
TxD
DTR
Handshake from DCE
8
3
2
Receiver Data
Transmit Data
Data Terminal Ready
20
FUNCTION
Reference point for signals
Handshake from DCE
Handshake from DTE
Handshake from DCE
Handshake from DCE
Data from DCE
Data from DTE
Handshake from DTE
CONDITION
PARAMETER
EIA/TIA-232E/V.28
SPECIFICATION
Maximum Input Level
Driver Output Resistance with Power Off
-2V < V
OUT
< 2V
±25V
5.0V to 15.0V
-5.0V to -15.0V
±25V
Driver Output Voltage
0 Level
1 Level
Maximum Output Level
300
3k
to 7k
load
Maximum Instantaneous Slew Rate
30V/μs
300
Up to 20kbps
Signal Rate (3k
R
L
7k
)
Not defined
Maximum Driver Output Short-Circuit
Current
No load
C
L
= 2500pF
C
L
= 1000pF
100mA
3.0V to 15.0V
-3.0V to -15.0V
Receiver Input Thresholds
0 Level
1 Level
V.28 1ms or 3% of the period
Transition Rate on Driver Output
RS-232 4% of the period
EIA/TIA-562
SPECIFICATION
±25V
3.7V to 13.2V
-3.7V to -13.2V
±13.2V
30V/μs
Up to 20kbps
Up to 64kbps
60mA
3.0V to 15.0V
-3.0V to -15.0V
4V/μs
Table 2. DB9/DB25 Cable Connections Commonly Used for EIA/TIA-232E, EIA/TIA-562 and V.24
Asynchronous Interfaces
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