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參數(shù)資料
| 型號： | SP3223ECA-L/TR |
| 廠商： | Exar Corporation |
| 文件頁數(shù)： | 19/20頁 |
| 文件大小： | 0K |
| 描述： | IC TXRX RS232 INTELLIGENT 20SSOP |
| 標準包裝： | 1,500 |
| 類型： | 收發(fā)器 |
| 驅動器/接收器數(shù)： | 2/2 |
| 規(guī)程： | RS232 |
| 電源電壓： | 3 V ~ 5.5 V |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 20-SSOP（0.209"，5.30mm 寬） |
| 供應商設備封裝： | 20-SSOP |
| 包裝： | 帶卷 (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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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| SP3223ECP | 制造商:Other 功能描述:3.0V to 5.5V RS-232 Driver/Receiver 制造商:Other 功能描述:3V to 5.5V RS-232 Driver/Receiver |
| SP3223ECP-L | 制造商:Rochester Electronics LLC 功能描述: 制造商:Exar Corporation 功能描述: |
| SP3223ECY | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:Intelligent +3.0V to +5.5V RS-232 Transceivers |
| SP3223ECY/TR | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:Intelligent +3.0V to +5.5V RS-232 Transceivers |
| SP3223ECY-L | 功能描述:RS-232接口集成電路 RS232 120 kbps temp 0C to 70C RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝: |
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