MAX13171E Datasheet, PDF (32/38 Pages) Maxim Integrated Products – Multiprotocol, Pin-Selectable Data Interface Chipset

Multiprotocol, Pin-Selectable
Data Interface Chipset
C4
4.7µF
DTE_TXD/DCE_RXD
DTE_SCTE/DCE_RXC
DTE_TXC/DCE_TXC
DTE_RXC/DCE_SCTE
DTE_RXD/DCE_TXD
VL
0.1µF
VCC
100pF
100pF 100pF
VCC
0.1µF
VDD
C1
1µF
VDD
C3
4.7µF
T1IN
T2IN
T3IN
R1OUT
R2OUT
R3OUT
CHARGE
PUMP
T1
T2
T3
R1
R2
R3
C2
1µF
0.1µF
VEE
C5
4.7µF
VEE
0.1µF
T1OUTA
T1OUTB
T2OUTA
T2OUTB
T3OUTA/R1INA
T3OUTB/R1INB
R2INA
R2INB
R3INA
R3INB
MAX13171E
M0
M1
M2
DCE/DTE
MAX13175E
LATCH
VL
0.1µF
2 ^DTE
14 ^{TXD A}
DCE
RXD A
24
11
TXD B
SCTE A
SCTE B
RXD B
RXC A
RXC B
15
12
TXC A
TXC B
TXC A
TXC B
17
9
RXC A SCTE A
RXC B SCTE B
3
RXD A
16
7
RXD B
SG
TXD A
TXD B
1 _SHIELD
C4
4.7µF
C1
1µF
VDD
C3
4.7µF
VCC
C2
1µF
CHARGE ^VEE
PUMP
C5
4.7µF
DTE_RTS/DCE_CTS
DTE_DTR/DCE_DSR
DTE_DCD/DCE_DCD
DTE_DSR/DCE_DTR
DTE_CTS/DCE_RTS
DTE_LL/DCE_LL
VL
DCE/DTE
M2
M1
M0
INVERT
T1
T1IN
T2
T2IN
T3IN
T3
R1
R1OUT
R2
R2OUT
R3
R3OUT
T4IN
T4
R4
R4OUT
R5OUT/T5IN
T5
T1OUTB
T2OUTA
T2OUTB
T1OUTA
T3OUTA/R1INA
T3OUTB/R1INB
R2INA
R2INB
R3INA
R3INB
T4OUTA/R4INA
T5OUTA/R5INA
0.1µF
R5
MAX13173E
M0
M1
M2
DCE/DTE INVERT
Figure 27. Controller-Selectable Multiprotocol DCE/DTE Port with DB-25 Connector
DB-25
CONNECTOR
4 _{RTS A}
19 _{RTS B}
20
23
DTR A
DTR B
CTS A
CTS B
DSR A
DSR B
8
10
DCD A
DCD B
6
22
DSR A
DSR B
5
CTS A
13 _{CTS B}
DCD A
DCD B
DTR A
DTR B
RTS A
RTS B
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