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参数资料
| 型号： | SP3223EUEY-L/TR |
| 厂商： | Exar Corporation |
| 文件页数： | 6/20页 |
| 文件大小： | 0K |
| 描述： | IC TXRX RS232 INTELLIGNT 20TSSOP |
| 产品变化通告： | Packaging Change 15/Jul/2010 |
| 标准包装： | 1,500 |
| 类型： | 收发器 |
| 驱动器/接收器数： | 2/2 |
| 规程： | RS232 |
| 电源电压： | 3 V ~ 5.5 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 20-TSSOP（0.173"，4.40mm 宽） |
| 供应商设备封装： | 20-TSSOP |
| 包装： | 带卷 (TR) |
Exar Corporation 48720 Kato Road, Fremont CA, 94538 (50)668-707 www.exar.com
SP3223E/EB/EU_0_06272
4
Figure 2. AUTO ON-LINE Timing Waveforms
RECEIVER
RS-232 INPUT
VOLTAGES
STATUS
+5V
0V
-5V
tSTSL
tSTSH
tONLINE
VCC
0V
DRIVER
RS-232 OUTPUT
VOLTAGES
0V
+2.7V
-2.7V
S
H
U
T
D
O
W
N
Table 5. AUTO ON-LINE Logic
Figure 22. Stage I of AUTO ON-LINE Circuitry
Figure 23. Stage II of AUTO ON-LINE Circuitry
RS-232
Receiver Block
RXINACT
Inactive Detection Block
RXIN
RXOUT
R1ON
R 2ON
Delay
Buffer
Delay
Buffer
SHUTDOWN
INACTIVE
RS-232 SIGNAL
AT RECEIVER
INPUT
SHUTDOWN
ONLINE
STATUS
TRANSCEIVER
STATUS
YES
HIGH
LOW
HIGH
Normal Operation
(AUTO ON-LINE)
NO
HIGH
LOW
Normal Operation
NO
HIGH
LOW
Shutdown
(AUTO ON-LINE)
YES
LOW
HIGH/LOW
HIGH
Shutdown
NO
LOW
HIGH/LOW
LOW
Shutdown
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SP3223EY | 制造商:SIPEX 制造商全称:Sipex Corporation 功能描述:Intelligent +3.0V to +5.5V RS-232 Transceivers |
| SP3223H | 制造商:SIPEX 制造商全称:Sipex Corporation 功能描述:High Speed Intelligent +3.0V to +5.5V RS-232 Transceivers |
| SP3223HCA | 制造商:SIPEX 制造商全称:Sipex Corporation 功能描述:High Speed Intelligent +3.0V to +5.5V RS-232 Transceivers |
| SP3223HCP | 制造商:SIPEX 制造商全称:Sipex Corporation 功能描述:High Speed Intelligent +3.0V to +5.5V RS-232 Transceivers |
| SP3223HCY | 制造商:SIPEX 制造商全称:Sipex Corporation 功能描述:High Speed Intelligent +3.0V to +5.5V RS-232 Transceivers |
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