參數(shù)資料
型號: SP3249ECY-L/TR
廠商: Exar Corporation
文件頁數(shù): 3/16頁
文件大?。?/td> 0K
描述: IC TXRX RS232 INTELLIGNT 24TSSOP
產(chǎn)品變化通告: Packaging Change 15/Jul/2010
標(biāo)準(zhǔn)包裝: 1,500
類型: 收發(fā)器
驅(qū)動器/接收器數(shù): 5/3
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: 24-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 24-TSSOP
包裝: 帶卷 (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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