uPD72107L Datasheet PDF - NEC
Part Number | uPD72107L | |
Description | LAP-B CONTROLLER(Link Access Procedure Balanced mode) | |
Manufacturers | NEC | |
Logo | ||
There is a preview and uPD72107L download ( pdf file ) link at the bottom of this page. Total 30 Pages |
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MOS INTEGRATED CIRCUIT
µPD72107
LAP-B CONTROLLER
Link Access Procedure Balanced mode
The µPD72107 is an LSI that supports LAP-B protocol specified by the ITU-T recommended X.25 on a single
chip.
FEATURES
• Complied with ITU-T recommended X.25 (LAP-B84
edition)
HDLC frame control
Sequence control
Flow control
• ITU-T recommended X.75 supported
• TTC standard JT-T90 supported
• Optional functions
Option frame
Global address frame
Error check deletion frame
• Powerful test functions
Data loopback function
Loopback test link function
Frame trace function
• Abundant statistical information
• Detailed mode setting function
• Modem control function
• On-chip DMAC (Direct Memory Access Controller)
24-bit address
Byte/word transfer enabled (switch with external pin)
• Memory-based interface
Memory-based command
Memory-based status
Memory-based transmit/receive data
• MAX.4 Mbps serial transfer rate
• NRZ, NRZI coding
ORDERING INFORMATION
Part Number
µPD72107CW
µPD72107GC-3B9
µPD72107L
Package
64-pin plastic shrink DIP (750 mils)
80-pin plastic QFP (14 x 14 mm)
68-pin plastic QFJ (950 x 950 mils)
The information in this document is subject to change without notice.
Document No. S12962EJ5V0DS00 (5th edition)
Date Published October 1998 N CP(K)
Printed in Japan
©
1998
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68-pin plastic QFJ (950 × 950 mils)
µPD72107L
µPD72107
RESET
IC
B/W
PU
CLK
GND
GND
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
9 8 7 6 5 4 3 2 1 68 67 66 65 64 63 62 61
10 60
11 59
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20 50
21 49
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24 46
25 45
26 44
27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
CLRINT
INT
UBE
MWR
MRD
GND
IOWR
IORD
CS
VCC
VCC
D7
D6
D5
D4
D3
D2
5
Preview 5 Page |
Part DetailsOn this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for uPD72107L electronic component. |
Information | Total 30 Pages | |
Link URL | [ Copy URL to Clipboard ] | |
Download | [ uPD72107L.PDF Datasheet ] |
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Featured Datasheets
Part Number | Description | MFRS |
UPD72107 | The function is LAP-B CONTROLLER(Link Access Procedure Balanced mode). NEC | |
uPD72107CW | The function is LAP-B CONTROLLER(Link Access Procedure Balanced mode). NEC | |
uPD72107GC-3B9 | The function is LAP-B CONTROLLER(Link Access Procedure Balanced mode). NEC | |
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