参数资料
型号: SP3249ECY-L/TR
厂商: Exar Corporation
文件页数: 3/16页
文件大小: 0K
描述: IC TXRX RS232 INTELLIGNT 24TSSOP
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: 5/3
规程: RS232
电源电压: 3 V ~ 5.5 V
安装类型: 表面贴装
封装/外壳: 24-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 24-TSSOP
包装: 带卷 (TR)
Exar Corporation 48720 Kato Road, Fremont CA, 94538 510-668-7017 www.exar.com
SP3249E_100_013111
11
Figure 15. Circuit for the connectivity of the SP3249E with a DB-9 connector
6. DCE Ready
7. Request to Send
8. Clear to Send
9. Ring Indicator
DB-9 Connector Pins:
1. Received Line Signal Detector
2. Received Data
3. Transmitted Data
4. Data Terminal Ready
5. Signal Ground (Common)
6
7
8
9
1
2
3
4
5
DB-9
Connector
22
VCC
0.1F
C5
+
VCC
GND
2
8
9
11
5k
17
16
14
5
6
7
R1OUT
R1IN
R2IN
R3IN
R2OUT
R3OUT
10
12
20
19
18
T1IN
T2OUT
T2IN
T3IN
T3OUT
T1OUT
15
13
T4OUT
T4IN
T5IN
T5OUT
SP3249E
24
21
3
1
23
4
C3
C4
+
C1+
C1-
C2+
C2-
V+
V-
+
C2
C1
+
0.1F
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