MLX32001 View Datasheet(PDF) - Melexis Microelectronic Systems
Part Name
Description
Manufacturer
MLX32001 Datasheet PDF : 11 Pages
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MLX32001
Universal PSTN Line Interface
9. Typical application diagrams
9.1 V.90 modem
PSTN Connection
A
B
A_HANDSET
B_HANDSET
XD
XD
SL
SL
A
B
DC Handler
A
B
A_HANDSET
B_HANDSET
EURLI VCC
EURLI TX
EURLI RX
EURLI GND
EURLI HV
EURLI LN
EURLI AC0
EURLI AC1
OFFLINEDATA
EURLI STAB
EURLICONTROLBUS
EU EU
EU RLI RLI
RLI AU AU
DP X5 X1
0
Digital Control
EURLI VCC
HOST VCCBUS
EURLI TX
EURLI MISO
EURLI RX
EURLI MOSI
EURLI GND
AC Coupling
HOST GND
EURLI RESET
EURLI VCC
EURLI HV
EURLI LN
EURLI AC0
EURLI AC1
OFFLINEDATA
EURLI STAB
EURLI GND
EURLI VCC
EURLI HV
EURLI LN
HOST AC0
HOST AC1
OFFLINEDATA
HOST STAB
HOST GND
AC Handler
EURLI VCC
EURLI HV
EURLI LN
HOST AC0
HOST AC1
OFFLINEDATA
HOST STAB
HOST GND
HOST VCCBUS
ACTX
ACRX
ACCONTROLBUS
HOST GND
EURLICONTROLBUS
Host Application
HOST VCCBUS
EURLI MISO
EURLI MOSI
HOST GND
EURLI RESET
ACTX
ACRX
ACCONTROLBUS
Block diagram
EURLI AUX5
EURLI AUX10
XDSL A
XDSL B
PROGCONTROLBUS
PROG MOSI
PROG MISO
PWRCONTROLBUS
OFFLINEDATA
F1
FUSE/MJS/1A
R1
4.7E/Metal Oxide
1
21
2
1
2
1
2
CON1
PCBHEADER/100E/2P
PSTN
CONNECTION
R2
4
3
TNR12G241K
240V
1
2
L1
TC-250UX2-843
T151
D101
DN3545N8
1
2 EURLI HV 2
3
NOTE: EACH DCO TRANSISTOR MAY
DISSIPATE IN WORST CASE 600mW
1N4007
1
D102
1
2
C101
4N7/50V
1N4007
D153
1N4004
C151
10N/400V
D151
1N4004
T153
BC547B/TO92/600mW
1
1
1
2
2
3
3
3
TDCO
TDCO
T154
BC547B/TO92/600mW
T152
BC547B/TO92/600mW
2
TDCO
EURLI LN
IC101
EURLI/32001/SOIC16
1 LN(1)
AC0 16 EURLI AC0
D154
1N4004
R154
R153
R152
EURLI DCI
2 DCI
15E
15E
15E
D152
1N4004
EURLI DCO 3 DCO
AC1 15 EURLI AC1
DP 14 EURLI DP
D103
2
1
1N4007
D104
2
1
1N4007
R101
1 10M/1% 2
RRINGHIGH
2
1
R102
10M/1%
RPOLHIGH
EURLI AUX10 4 AUX10
EURLI AUX5 5
AUX5
EURLI STAB 6 STAB
EURLI RING 7 RING
EURLI POL
8 POL
SWVCC 13 EURLI SWVCC
12 EURLI VCC
VCC
RX 11 EURLI RX
TX 10 EURLI TX
VSS 9 EURLI GND
GALVANIC BARRIER
IC201
PC817A
HOST VCC
4
3
3
2
1
T201
BC558B
R201
1K8
R202 R203
220K
10K
HOST GND
4
IC202
3
PC817A
C103
100U/10V
C104
22N/25V
HOST APPLICATION
HOST VCC
EURLI MISO
HOST GND
EURLI MOSI
C102
4N7/50V
CDP
R155
20E/1%/0.5W
RSLPE
EURLI GND
C106
C105
100P/25V
1U/6.3V/MKT/LL
CSTAB
R104
51K/1%
RRINGLOW
R105
51K/1%
RPOLLOW
C107
100P/25V
OFFLINEDATA
EURLI AC0
C301
22U/50V
12
1
EURLI AC1
C304
R301
100N/25V
220E
C303
2
100N/25V
R303
270E
3
TR303
ATS-312
4
HOST AC0
HOST AC1
HOST AC0
HOST AC1
Line interface, DC-handler and line transformer
GALVANIC BARRIER
Page 8 of 11
MLX32001 Universal PSTN Line Interface / Rev1.2
17 May 2000
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