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Manual TDK 73M2901/5V

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Summary
  • TDK 73M2901/5V - page 1

    73M2901/5V Advanced Single Chip Modem DESCRIPTION The 73M2901/5V is a single - chip modem that combines all the controller (DTE) and data pump functions necessary to implement an intelligent V.22bis data modem. This device is based on TDK Semiconducto r’s implementation of the industry standard 8032 microcontroller core with a proprietary multipl ...

  • TDK 73M2901/5V - page 2

    73M2901/5V Advanced Single Chip Modem 2 HARDWARE DESCRIPTION The 73M2901/5V is designed for a single +5 volt supply with low power consumption (~250mW @ 5 volts). The modem supports automatic standby idle mode. The modem will also accept a request to power down from the DTE via hardware control. No additional major components a re required to compl ...

  • TDK 73M2901/5V - page 3

    73M2901/5V Advanced Single Chip Modem 3 RESET A reset is accomplished by holding the RESET pin high. To ensure a proper power - o n reset, the reset pin must be held high for a minimum of 3 m s. At power on, the voltage at VPD, VPA, and RESET must come up at the same time for a proper reset. ASYNCHRONOUS AND SYN CHRONOUS SERIAL DATA INTERFACE The s ...

  • TDK 73M2901/5V - page 4

    73M2901/5V Advanced Single Chip Modem 4 PIN DESCRIPTIONS ( continued ) OSCILLATOR PIN DESCR IPTION PIN NAME 32 - PIN 44 - PIN TYPE DESCRIPTION OSCIN 24 26 I Crystal input for internal oscillator, also input for external source. OSCOUT 23 25 O Crystal oscillator output. DIGITAL INTERFACE PI N DESCRIPTION PIN NAME 32 - PIN 44 - PIN TYPE DESCRIPTION R ...

  • TDK 73M2901/5V - page 5

    73M2901/5V Advanced Single Chip Modem 5 ELECTRICAL SPECIFICA TIONS ABSOLUTE MAXIMUM RAT INGS Operation above maximum rating may permanently damage the device . PARAMETER RATI NG Supply Voltage - 0.5V to +7.0V Pin Input Voltage - 0.5V to VPD + 0.5V Storage Temperature - 55ºC to 150°C RECOMMENDED OPERATIN G CONDITIONS PARAMETER RATING Supply Voltag ...

  • TDK 73M2901/5V - page 6

    73M2901/5V Advanced Single Chip Modem 6 ELECTRICAL SPECIFICA TIONS ( continued) MAXIMUM TRANSMIT LEVELS Vref=2.25V; VPA=5.0V Transmit type Maximum differential line level (dBm0) QAM - 5.5 DPSK - 3.4 FSK - 1.2 DT MF (high tone) - 6.0 DTMF (low tone) - 8.0 DTMF (total) - 3.9 Vref=1.25V; VPA=5.0V QAM - 9.6 DPSK - 7.4 FSK - 5.3 DTMF (high tone) - 7.9 D ...

  • TDK 73M2901/5V - page 7

    73M2901/5V Advanced Single Chip Modem 7 ELECTRICAL SPECIFICA TIONS (continued) TRANSMITTER PARAMETER C ONDITIONS MIN NOM MAX UNIT Gain Adjust Tolerance By step - 0.3 0 0.3 dB Transmit Gain Boost SFR 96h bit 1 (TXBOOST) = 1 4.8 5.1 5.4 dB Total Harmonic Distortion (THD) 1Khz sine wave at output (TXAP - TXAN) 1.5Vpk(2.7dBm) for Vref=1.25V 2.4Vpk (6.8 ...

  • TDK 73M2901/5V - page 8

    73M2901/5V Advanced Single Chip Modem 8 ELEC TRICAL SPECIFICATION S ( continued ) RECEIVER ( continued ) PARAMETER TEST CONDITION MIN NOM MAX UNITS Input Impedance RXA 150 --- --- k W Receive Gain Boost SFR 96h bit 2 (Rxgain) = 1 2.7 3.0 3.3 dB VREF=1.25V 0.587 Vpk Maximum Input Level at RXA VREF=2. 25V 1.069 Vpk Total Harmonic Distortion (THD) 1kH ...

  • TDK 73M2901/5V - page 9

    73M2901/5V Advanced Single Chip Modem 9 ELECTRICAL SPECIFICA TIONS (continued) DC CHARACTERISTICS PARAMETER SYMBOL CONDITION MIN NOM MAX UNIT 5V Operations Maximum Power Supply Normal Operation @ 5V HBDEN pulled high IDD1 30pF/pin 51 62 mA Maximum Power Supply Normal Operation @ 5V HBDEN pulled low IDD1 30pF/pin 35 43 mA Maximum Digital Power Suppl ...

  • TDK 73M2901/5V - page 10

    73M2901/5V Advanced Single Chip Modem 10 FIRMWARE DESCRIPTION 2 An “AT” command interpreter provides command and configuration of the 73M2901/5V. This provides the user a uniform interface to control t he modem in embedded applications. The signal processing is performed by obtaining data from and providing data to the integrated A/D converter. ...

  • TDK 73M2901/5V - page 11

    73M2901/5V Advanced Single Chip Modem 11 DESIGN CONSIDERATION S TDK Semiconductor’s single chi p modem solutions include all the basic modem functions. This makes these devices adaptable to a variety of applications. Unlike digital logic circuitry, modem designs must contend with precise frequency tolerances and verify low level analog signals, t ...

  • TDK 73M2901/5V - page 12

    73M2901/5V Advanced Single Chip Modem 12 T elephone Line T1 5.1K R4 R3 21K R1 TXAP RXA TXAN 475 C1 0.033 m Midcom 671-8005 Recommended Line Interface R2 21K PRI R4 470 R3 5.1K C4 100nF GND JP1 HEADER 10 1 2 3 4 5 6 7 8 9 10 R1 10K GND VCC GND R13 nc Y1 11.0592 MHZ U1 2901_P32 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 2 ...

  • TDK 73M2901/5V - page 13

    73M2901/5V Advanced Single Chip Modem 13 TYPICAL USA APPLICAT ION SCHEMATICS ...

  • TDK 73M2901/5V - page 14

    73M2901/5V Advanced Single Chip Modem 14 BER VS SNR BER VS R ECEIVE LEVEL V.22bis 3002A Lin e, 5.0V, 25C V.22bis 3002A Lin e, 5.0V, 25C 1.00E+00 1.00E-01 1.00E-02 1.00E-03 1.00E-04 4 10 11 12 13 14 15 16 17 18 19 8 12 16 20 24 28 32 36 40 44 1.00E-05 1.00E-06 1.00E+00 1.00E-01 1.00E-02 1.00E-03 1.00E-04 1.00E-05 1.00E-06 R eceive Level (dBm) S NR ( ...

  • TDK 73M2901/5V - page 15

    73M2901/5V Advanced Single Chip Modem 15 32 PIN PLCC PIN - OUT PIN PIN NAME PIN PIN NAME 1 ASRCH 17 TXAP 2 RING 18 VREF 3 RELAY 19 VBG 4 RI 20 RXA 5 VND 21 VNA 6 VPD 22 VND 7 DCD 23 OSCOUT 8 DSR 24 OSCIN 9 CTS 25 VPD 10 RTS 26 VND 11 USR11 27 TXD 12 USR10 28 TXCLK 13 RESET 29 VPD 14 HBDEN 30 RXD 15 VPA 31 RXCLK 16 TXAN 32 DTR 44 PIN TQFP PIN - OUT ...

  • TDK 73M2901/5V - page 16

    73M2901/5V Advanced Single Chip Modem 16 MECHANICAL DRAWINGS 32 - Pin PLCC ...

  • TDK 73M2901/5V - page 17

    73M2901/5V Advanced Single Chip Modem 17 MECHANICAL DRAWINGS (continued) 44 - Pin TQFP (JEDEC LQFP) ...

  • TDK 73M2901/5V - page 18

    73M2901/5V Advanced Single Chip Modem 18 PACKAGE PIN DESIGNAT IONS (Top View) 32 - Lead PLCC 44 - Pin TQFP 73M2901 - 32IH/5 73M2 901 - IGT/5 ORDERING INFORMATION PART DESCRIPTION ORDER NUMBER PACKAGING MARK 73M2901/5V 32 - Pin Plastic Leaded Chip Carrier 73M2901 - 32IH/5 73M2901 - 32IH 73M2901/5V 44 - Pin Thin Quad Flat Pack 73M2901 - IGT/5 73M290 ...

  • TDK 73M2901/5V - page 19

    73M2901/5V Advanced Single Chip Modem 19 August 22, 2001 Removed 5V pin callouts from package drawing. August 30, 2001 Updated Mechanical Drawing ...

Manufacturer TDK Category Modem

Documents that we receive from a manufacturer of a TDK 73M2901/5V can be divided into several groups. They are, among others:
- TDK technical drawings
- 73M2901/5V manuals
- TDK product data sheets
- information booklets
- or energy labels TDK 73M2901/5V
All of them are important, but the most important information from the point of view of use of the device are in the user manual TDK 73M2901/5V.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals TDK 73M2901/5V, service manual, brief instructions and user manuals TDK 73M2901/5V. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product TDK 73M2901/5V.

Similar manuals

A complete manual for the device TDK 73M2901/5V, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use TDK 73M2901/5V by users. Manuals are usually written by a technical writer, but in a language understandable to all users of TDK 73M2901/5V.

A complete TDK manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual TDK 73M2901/5V - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the TDK 73M2901/5V, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the TDK 73M2901/5V, that we can find in the current document
3. Tips how to use the basic functions of the device TDK 73M2901/5V - which should help us in our first steps of using TDK 73M2901/5V
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with TDK 73M2901/5V
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of TDK 73M2901/5V in a specific country, if it was not possible to solve the problem on our own.

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