參數(shù)資料
型號: SP3243EBER-L/TR
廠商: Exar Corporation
文件頁數(shù): 22/24頁
文件大?。?/td> 0K
描述: IC TXRX RS232 INTELLIGENT 32QFN
產(chǎn)品變化通告: Interface Product Discontinuation 10/May/2011
標(biāo)準(zhǔn)包裝: 3,000
類型: 收發(fā)器
驅(qū)動器/接收器數(shù): 3/5
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: 32-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 32-QFN 裸露焊盤(5x5)
包裝: 帶卷 (TR)
Exar Corporation 48720 Kato Road, Fremont CA, 94538 510-668-7017 www.exar.com
SP3243E_102_060611
7
Figure 9. SP3243E QFN Pinout Configuration
SP3243E
V-
C2-
NC
C2+
C1+
NC
V+
VCC
NC
R1IN
R2IN
R3IN
R4 IN
R5 IN
T1OUT
T2OUT
T3
OUT
T3
IN
T2
IN
T1
IN
R
5OUT
R
4OUT
R
3OUT
R
2OUT
1
2
3
4
5
6
7
8
24
23
22
21
20
19
18
17
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
NC
GND
C1-
ONLINE
SHUTDOWN
STATUS
R2OUT
R1OUT
Figure 8. SP3243E Typical Operating Circuit
SP3243E
28
24
2
1
27
3
26
5k
GND
C1+
C1-
C2+
C2-
V+
V-
VCC
14
13
12
20
19
18
17
16
15
0.1 F
+
C2
C5
C1
+
C3
C4
+
0.1 F
9
10
11
4
5
6
7
8
RS-232
OUTPUTS
RS-232
INPUTS
TTL/CMOS
INPUTS
TTL/CMOS
OUTPUTS
To P Supervisor
Circuit
23
22
21
VCC
VCC
25
T1IN
R1OUT
R1IN
T2OUT
R2OUT
T2IN
T3IN
T3OUT
T1OUT
R2IN
R3IN
R4IN
R5IN
R2OUT
R3OUT
R4OUT
R5OUT
ONLINE
SHUTDOWN
STATUS
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