Motorola MTR2000 - EURO WIB Module Details; TTN5066 B Module Block Diagrams

68P81094E27-D
Functional B D (Sheet 1 of 8)
12/26/01
EURO WIB MODULE
MODEL TTN5066B
P/O
LINE CONNECTOR
ON
STATION BACKPLANE
+
–
2-POLE
LOW-PASS
FILTER
GAIN
ADJUST
CIRCUITRY
A/D
CONVERTER
D/A
CONVERTER
LANDLINE TO STATION VOICE AUDIO PATH
–
+
LINE DRIVER
LINE DRIVER
PCM VOICE
AND DATA
FROM SCM
PCM VOICE
AND DATA
TO SCM
LINE 2 AUDIO
FROM STATION
TO LANDLINE
DE-EMPHASIS
4-WIRE VOICE SIGNAL PATHS
P/O
LINE CONNECTOR
ON
STATION BACKPLANE
LINE 1 AUDIO
FROM LANDLINE
TO STATION
BUFFER
SPI LATCH BIT 4/5
SPI LATCH BIT 2
PRE-EMPHASIS/
AMPLIFIER
GAIN ADJUST
AMPLIFIER
SPI LATCH BIT 1
P/O
LINE CONNECTOR
ON
STATION BACKPLANE
+
–
2-POLE
LOW-PASS
FILTER
GAIN
ADJUST
CIRCUITRY
A/D
CONVERTER
D/A
CONVERTER
STATION TO LANDLINE VOICE AUDIO PATH
+
–
LINE DRIVER
LINE DRIVER
PCM VOICE
AND DATA
FROM SCM
PCM VOICE
AND DATA
TO SCM
LINE 2 AUDIO
FROM STATION TO
LANDLINE
AND
DE-EMPHASIS
BUFFER
SPI LATCH BIT 4/5
SPI LATCH BIT 2
GAIN ADJUST
AMPLIFIER
SPI LATCH BIT 1
PRE-EMPHASIS/
AMPLIFIER
+
–
SPI LATCH BIT 0
SPI LATCH BIT 0
PCM CODEC/
FILTER
LANDLINE TO STATION VOICE AUDIO PATH
STATION TO LANDLINE VOICE AUDIO PATH
MATCHING
JUMPER
FIELD
MATCHING
JUMPER
FIELD
MATCHING
JUMPER
FIELD
MATCHING
JUMPER
FIELD
SPI LATCH
01234567
MOSI/SPI CLK
SPI BUS/ CHIP
SELECT
FROM SCM
WL 1 LATCH CS*
SPI LATCH BITS –
PCM CODEC/
FILTER
SPI LATCH
01234567
MOSI/SPI CLK
SPI BUS/ CHIP
SELECT
FROM SCM
WL 1 LATCH CS*
SPI LATCH BITS –
MATCHING
JUMPER
FIELD
MATCHING
JUMPER
FIELD
TTN5066B 4-WIRE VOICE AUDIO PATH FUNCTIONAL BLOCK DIAGRAM
TTN5066B 2-WIRE VOICE AUDIO PATH FUNCTIONAL BLOCK DIAGRAM
2-WIRE VOICE SIGNAL PATHS