MC145574AAER2 Freescale Semiconductor, MC145574AAER2 Datasheet - Page 17
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MC145574AAER2
Manufacturer Part Number
MC145574AAER2
Description
Manufacturer
Freescale Semiconductor
Datasheet
1.MC145574AAER2.pdf
(164 pages)
Specifications of MC145574AAER2
Number Of Line Interfaces
1
Control Interface
HDLC
Lead Free Status / Rohs Status
Compliant
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MOTOROLA
1.4
1.5
BLOCK DIAGRAM
PACKAGING
The MC145574 comes in the following packages:
The pin assignments for the MC145574 are described in Section 7. Package dimensions are in
Section 19.
EXTALOUT
XTALIN
ISET
28–Pin, 600 mil Wide, Plastic SOIC
32–Pin, 700 mil Square, TQFP
2B+D
Freescale Semiconductor, Inc.
MODULATOR
For More Information On This Product,
TxP TxN
Tx
LOGIC
CLK
CONTROL AND DATA INTERFACE SIGNALS
Go to: www.freescale.com
BLOCK
CORE
SCP CONTROL AND STATUS
DGRANT DREQUEST
Figure 1–1. Block Diagram
D CHANNEL
ACT/DEACT
IDL2 + SCP + GCI
CONTROL
HANDLER
S AND Q
MC145574
LOGIC
SYSTEM BLOCK
INTERFACE
DEMODULATOR AND
TIMING RECOVERY
RxP RxN
Rx
2B+D
VOLTAGE
REG
V DD
3 V REG
1–3
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