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Manual Toshiba TC9457F

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Summary
  • Toshiba TC9457F - page 1

    TC9457F 2002 -10-21 1 TOSHI BA CMO S Digita l Integrat ed Circ uit Silicon Mono lith ic TC9457F Firmware Built In Digita l Servo The TC9457 F is a firmwa re incorpo rating CD digi tal servo system. In add ition to an LCD/LE D driver , 4-channel 6-bi t AD converter s, and 2-wire/3-w ire serial int erface, it has a buz zer function, interrupt functio ...

  • Toshiba TC9457F - page 2

    TC9457F 2002 -10-21 2 · CD digit al servo sy stem · Capable of decoding text data. · Sure and reliab le sync pattern detect ion, sync s ignal prot ection, and interpo lation. · Contai ns EFM demodulato r circuit and subcode demodulator circu it. · CIRC lo gical equatio ns to provide high co rrection ca pability: dual C1 co rrection and q uadru ...

  • Toshiba TC9457F - page 3

    TC9457F 2002-10- 21 3 Pin Connection Diagram ...

  • Toshiba TC9457F - page 4

    TC9457F 2002 -10-21 4 Block Diagram ...

  • Toshiba TC9457F - page 5

    TC9457F 2002 -10-21 5 Description Of Pin Fu nction Pin No. Symbol Pin Name Function And Operation Remarks 1~10 S1/OT5 ~ S10/OT14 LCD segment outputs /Output ports ― 11 S11/OT15 /CLC K ― 12 S12/OT16 /DATA ― 13 S13/OT17 /SFSY ― 14 S14/OT18 /LRCK LCD segment outputs /Output ports /CD signals ― 15 S8-0/S15 /BCK ― 16 P8-1/S16 /AOUT ― 17 P8 ...

  • Toshiba TC9457F - page 6

    TC9457F 2002 -10-21 6 Pin No. Symbol Pin Name Function And Operation Remarks 25 26~28 29 P3-0/D CREF P3-1/AD IN1 ~ P3-3/AD IN3 P4-0/AD IN4/ BUZR I/O port 3 /AD analog reference voltage input I/O port 3 /AD analog voltage input I/O port 4 /AD analog voltage inputs /Buzzer output 5-bit CMOS I/O ports. These ports can be set for input or output bit fo ...

  • Toshiba TC9457F - page 7

    TC9457F 2002 -10-21 7 Pin No. Symbol Pin Name Function And Operation Remarks 45 SBOK Subcode Q data CRCC determination res ult output pin. It outputs a high when CRCC check is found OK. ― 46, 75 V DD ― 47, 76 V SS CD unit's digital block power supply pins. Normall y, apply 5 V to V DD . When not using a CD (CD off), this power supply can b ...

  • Toshiba TC9457F - page 8

    TC9457F 2002 -10-21 8 Pin No. Symbol Pin Name Function And Operation Remarks 74 SEL APC circuit on/off signal out put pin. W hen laser is on, this pin goes to a high-impedance state when UHS = low and outputs a high when UHS = high. ― 77 XV SS ― 80 XV DD CD's cryst al oscillator power supply pins. Normal ly, connect t hese pins to the powe ...

  • Toshiba TC9457F - page 9

    TC9457F 2002 -10-21 9 Pin No. Symbol Pin Name Function And Operation Remarks 92 INTR External interrupt i nput External interrupt input pin. When the interrupt faci lity is enabled and a pul se of 1.11 to 2.22 µs in duration is applied to this pin, an interrupt is generated and the program jumps to address 1. Input logic and the active edge (rise ...

  • Toshiba TC9457F - page 10

    TC9457F 2002 -10-21 10 Maximum Ratings (T a = 25°C) Characterist ics Symbol Rating Unit Power supply volt age V DD − 0.3~6.0 V Input volt age V IN − 0. 3~V DD + 0. 3 V Power dissipation P D 1400 mW Operating temperature T opr − 40~85 °C Storage temperature T stg − 65~150 °C Electrical C haract eristics (Ta = 25 ° C, V DD = MV DD = AV DD ...

  • Toshiba TC9457F - page 11

    TC9457F 2002 -10-21 11 V DD (CD unit power supply) Characterist ics Sym bol Test Circuit Tes t Condition Min Typ. Max Unit Operating suppl y voltage V DD ― MV DD ≥ V DD (Note 5) 4.5 5.0 5.5 V Operating suppl y current I DD ― W hen 16.9344 MHz crystal connected ― 50 60 mA Crystal oscillation frequency f XT ― Rout = 0 Ω , Ci = Co = 15 pF ...

  • Toshiba TC9457F - page 12

    TC9457F 2002 -10-21 12 I/O Po rts (P1-0 to P4-3) Characterist ics Sym bol Test Circuit Tes t Condition Min Typ. Max Unit High lev el I OH3 ― V OH = 4.5 V − 1 − 2 ― I OL3 ― V OL = 0.5 V (exclude P4-1, 2, 3 pin) 1.5 3.0 ― Output current Low level I OL5 ― V OL = 0.5 V (P4-1, 2, 3 pin) 4 10 ― mA Input leakage current I LI ― V IH = 5.0 ...

  • Toshiba TC9457F - page 13

    TC9457F 2002 -10-21 13 DOUT , SBSY, S BOK, SEL, H SO, S PCK , SPDA , COFS Ou tput s Characterist ics Sym bol Test Circuit Tes t Condition Min Typ. Max Unit High lev el I OH4 ― V OH = 4.5 V − 2 − 4 ― Output voltage Low level I OL4 ― V OL = 0.5 V 2 4 ― mA PDO, T M AX , RFGC , T EBC , DM O Outp ut s Characterist ics Sym bol Test Circuit Te ...

  • Toshiba TC9457F - page 14

    TC9457F 2002 -10-21 14 Package Dim ensions Weight: 1.6 g (ty p.) ...

  • Toshiba TC9457F - page 15

    TC9457F 2002 -10-21 15 · TOSHIBA is cont inually w orking to improve the quality and reliabil ity of its produc ts. Neve rtheless, se miconductor devices in gen eral ca n malfu nction or fail due to t heir inherent electrical sensitivity and v ulnerabili ty to phy sica l stress. It i s the r esponsibi lity of the buyer, when utilizin g TOSH IBA pr ...

  • Toshiba TC9457F - page 16

    Thi s datashee t ha s been download from: www. dat asheetcatalog. com Datas heet s fo r electr oni cs com ponents. ...

Manufacturer Toshiba Category Computer Hardware

Documents that we receive from a manufacturer of a Toshiba TC9457F can be divided into several groups. They are, among others:
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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 Toshiba TC9457F.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Toshiba TC9457F, service manual, brief instructions and user manuals Toshiba TC9457F. 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 Toshiba TC9457F.

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A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Toshiba TC9457F by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Toshiba TC9457F.

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