參數(shù)資料
型號: XRT4000
廠商: Exar Corporation
英文描述: Universal Multiprotocol Serial Interface
中文描述: 通用多協(xié)議串行接口
文件頁數(shù): 19/46頁
文件大小: 396K
代理商: XRT4000
XRT4000
Rev. 1.00
- 19 -
Supply
Maximum Current
TX1-TX3 Drivers Terminated
with 100
in V.11 Mode
160 mA
120 mA
40 mA
Minimum Current
None of the Drivers Terminated
(Non-V.35 Mode)
15 mA
20 mA
10 mA
VDD (+5V)
VSS (-6V)
VPP (+12V)
Table 3. Maximum and Minimum Peak Supply Currents
V.35
V.11
V.10
RS232
Single-Ended or Differential
Max Signal Level
DIFF
±
660 mV
DIFF
±
6 V
Single-Ended
±
6 V
Single-Ended
±
15 V
Min Signal Level
±
440 mV
±
300 mV
±
300 mV
±
3 V
Common-Mode Voltage
±
2 V
±
7 V
Note 1
N/A
Max Signal Peak Operation
±
2.66 V
±
10 V
±
10 V
±
15 V
Max Signal Peak no Damage
N/A
±
12 V
±
12 V
±
25 V
Rin Differential
100
±
10%
Note 2
N/A
N/A
Rin Common-Mode
150
±
15%
N/A
N/A
N/A
DC Rin Each Input to Ground
> 8K
> 8K
> 8K
3K
< DC Rin < 7 K
Clock Frequency
20 MHz
20MHz
120KHz
256KHz
Table 4. Receiver Specifications
Note 1
:
±
7 V on Receivers 1-6, not applicable for Receivers 7-8
Note 2
: 100 to 150 Ohms terminated.
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