REV. 1.0.0 RS-232/RS-485/RS-422 TRANSCEIVER WITH INTERNAL TERMINATION PIN DESCRIPTIONS BY MODE (MODE2, MODE1, MODE0) Pin Name 000, Fig" />
參數(shù)資料
型號(hào): SP338ECR1-L
廠商: Exar Corporation
文件頁(yè)數(shù): 19/25頁(yè)
文件大?。?/td> 0K
描述: IC RS232 TRANSCEIVER
標(biāo)準(zhǔn)包裝: 490
系列: *
其它名稱: 1016-1748
SP338E
3
REV. 1.0.0
RS-232/RS-485/RS-422 TRANSCEIVER WITH INTERNAL TERMINATION
PIN DESCRIPTIONS BY MODE (MODE2, MODE1, MODE0)
Pin
Name
000,
001,
010,
011,
100,
101,
110,
111,
1
L1
R1 Output
1
2
L2
R2 Output
R1 Output
3
L3
T1 Input
4
L4
T2 Input
5
L6
R3 Output
1
R2 Output
6
L7
T3 Input
T2 Input
7
L8
R4 Output
1
R2 Output
1
R3 Output
8
L9
R5 Output
1
R4 Output
9
VCC
VCC
10
GND
Ground
11
SLEW
SLEW = VCC enables 250kbps slew limiting
12
DIR1
T1 Enable,
R1 Disable
T1 Enable
T1 Enable,
R1 Disable
T1 Enable,
R1 Disable
13
DIR2
T2 Enable
T2 Enable,
R2 Disable
14
MODE0
0
1
0
1
0
1
0
1
15
MODE1
0
1
0
1
16
MODE2
0
1
17
TERM
Enables RS-485/422 receiver termination
18
INVDIR
Inverts DIR1 and DIR2, where applicable
19
ENABLE
ENABLE = VCC for operation, ENABLE = 0V for shutdown
20
VCC
VCC
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