參數(shù)資料
型號: SP508EF-L
廠商: Exar Corporation
文件頁數(shù): 18/29頁
文件大?。?/td> 0K
描述: IC TXRX MULTIPROTOCOL 100LQFP
標準包裝: 90
類型: 收發(fā)器
驅動器/接收器數(shù): 8/8
規(guī)程: 多協(xié)議
電源電壓: 5V
安裝類型: 表面貼裝
封裝/外殼: 100-LQFP
供應商設備封裝: 100-LQFP(14x14)
包裝: 托盤
其它名稱: 1016-1193
25
ExarCorporation48720KatoRoad,FremontCA,9453850-668-707www.exar.comSP508_00_02709
Figure 47. SP508 Typical Operating Configuration to Serial Port Connector with DCE/DTE
programmability
20
(V
.11,
V.28)
DTR_DSR_
A
23
(V
.11)
DTR_DSR_
B
1
F
1
F
1
F
V CC
V DD
C1
-
C2
-
V SS
C1
+
C2
+
1
F
SP
50
8C
F
Tx
D
Tx
CE
ST
RT
S
DT
R
DC
D_
DC
E
RL
Rx
C
Tx
C
CT
S
DS
R
DC
D_
DT
E
RI
TM
10
F
DB-26
Serial
Port
Connector
Pins
Signal
(DTE_DCE)
2(V
.11,
V.35,
V.28)
TXD_RXD_A
14
(V
.11,
V.35)
TXD_RXD_B
11
(V
.11,
V.35)
TXCE_TXC_B
25
(V
.10,
V.28)
LL_TM
15
(V
.11,
V.35,
V.28)
*TXC_RXC_A
12
(V
.11,
V.35)
*TXC_RXC_B
SDEN
24
(V
.11,
V.35,
V.28)
TXCE_TXC_A
3(V
.11,
V.35,
V.28)
RXD_TXD_A
16
(V
.11,
V.35)
RXD_TXD_B
8(V
.11,
V.28)
DCD_DCD_A
10
(V
.11)
DCD_DCD_B
Typical
SP508
DB-26
Ser
ial
Po
rtConfiguration
Customer
:
Title
:
Date
:
Doc.
#
:
Re
v.
0
Refer
ence
Design
Schemati
c
SI
GN
AL
GND
(10
Pins
)
9(V
.11,
V.35)
RXC_TXCE_
B
17
(V
.11,
V.35,
V.28)
RXC_TXCE_
A
LLEN
STEN
GN
D
*-
Dr
iv
er
applies
fo
rDCE
only
on
pins
15
and
12.
Recei
ve
rapplies
fo
rDTE
only
on
pins
15
and
12.
+5V
#103
(TxD
)
#108
(DTR
)
#105
(R
TS
)
#141
(LL)
#105
(RXD)
#115
(RXC)
#106
(CTS
)
#107
(DSR)
#109
(DCD)
DT
E
I/O
Lines
represented
bydouble
arrowhead
signifies
abi-directional
bus
.
Inp
utL
ine
Ou
tpu
tLi
ne
#114
(TxC
)
#113
(TXCE)
#109
(DCD)
DCE
LL
Rx
D
TTEN
TR
EN
RS
EN
RR
CE
N
RL
EN
RDEN
TMEN
TxCE
N
RTEN
DM
EN
CS
EN
RR
TE
N
IC
EN
V10_GN
D
V35TGND1
V35TGND
2
V35TGND3
V35RGND
TERM_OFF
D_LA
TCH
D0
D1
D2
Ch
ar
ge
Pu
mp
Se
cti
on
Tra
ns
ce
ive
rS
ec
tio
n
Lo
gic
Se
cti
on
+5V
21
(V
.10,
V.28)
RL_R
I
22
(V
.10,
V.28)
RI_RL
18
(V
.10,
V.28)
LL_TM
#125
(RI)
#142
(TM
)
#140
(RL)
DCE/DT
E
Dr
iv
er
applies
fo
rDCE
only
on
pins
8
and
10.
Recei
ver
applie
s
for
DTE
only
on
pins
8
and
10.
LOOPBA
CK
+5V
19
(V
.11)
RT
S_CTS_
B
4(V
.11,
V.28)
RT
S_CTS_
A
6(V
.11,
V.28)
DSR_DTR_
A
22
(V
.11)
DSR_DTR_
B
13
(V
.11)
CTS_R
TS_B
5(V
.11,
V.28)
CTS_R
TS_A
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