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参数资料
| 型号： | SP3223EUEY-L/TR |
| 厂商： | Exar Corporation |
| 文件页数： | 19/20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
8
PIN DESCRIPTION
Name
Function
Pin #
EN
Receiver Enable, Apply logic LOW for normal operation. Apply logic HIGH to
disable receiver outputs (high-Z state).
C+
Positive terminal of the voltage doubler charge-pump capacitor
2
V+
Regulated +5.5V output generated by charge pump
3
C-
Negative terminal of the voltage doubler charge-pump capacitor
4
C2+
Positive terminal of the inverting charge-pump capacitor
5
C2-
Negative terminal of the inverting charge-pump capacitor
6
V-
Regulated -5.5V output generated by charge pump
7
T
2OUT
RS-232 Driver output
8
R
2IN
RS-232 receiver input
9
R
2OUT
TTL/CMOS receiver output
0
STATUS
TTL/CMOS output indicating online and shutdown status
T
2IN
TTL/CMOS driver input
2
T
IN
TTL/CMOS driver input
3
ONLINE
Apply logic HIGH to override AUTO ON-LINE circuitry keeping drivers active
(SHUTDOWN must also be logic HIGH, refer to table 2).
4
R
OUT
TTL/CMOS receiver output
5
R
IN
RS-232 receiver input
6
T
OUT
RS-232 Driver output
7
GND
Ground
8
Vcc
+3.0V to +5.5V supply voltage
9
SHUTDOWN
Apply logic LOW to shut down drivers and charge pump. This overrides all
AUTO ON-LINE circuitry and ONLINE (refer to table 2).
20
Table 2. Pin Description
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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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