MC145572PB Freescale Semiconductor, MC145572PB Datasheet - Page 21

• Manufacturer Part Number: MC145572PB
• Manufacturer: Freescale Semiconductor

Specifications of MC145572PB

• Number Of Line Interfaces: 1
• Control Interface: HDLC
• Lead Free Status / Rohs Status: Not Compliant

MOTOROLA
2.3
NON-ISDN U-INTERFACE TRANSCEIVER APPLICATIONS
Typical non–ISDN pair gain application block diagrams are shown in Figures 2–3 and 2–4. Pair gain
is a technique to multiplex two or more analog phone lines over a single twisted pair.
U
ANALOG LINE 1
ANALOG LINE 2
TO CENTRAL
TO CENTRAL
MICROCONTROLLER
OFFICE
OFFICE
Figure 2–3. Pair Gain Application, Central Office Terminal
MC145572
Freescale Semiconductor, Inc.
M6805
For More Information On This Product,
Figure 2–4. Pair Gain Application, Remote Terminal
SCP
Go to: www.freescale.com
INTERFACE
INTERFACE
AND LINE
AND LINE
MC34017
MC34017
DETECT
DETECT
IDL
RING
RING
MC145572
MC14LC5480
MC14LC5480
5 V CODEC
5 V CODEC
MC14LC5480
MC14LC5480
5 V CODEC
5 V CODEC
IDL
MC33120
MC33120
SLIC
SLIC
MICROCONTROLLER
MC145572
M6805
SCP
CUSTOMER
ANALOG LINE 1
CUSTOMER
ANALOG LINE 2
U
2–3