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MFG:TOS  Package Cooled:4868  D/C:03+  

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Part Number: TC94A14F

 

MFG: TOS

Package Cooled: 4868

D/C: 03+

Description: TC94A14F/FA/FB is a single-chip processor which incorporates the following functions: sync separation ...


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TC94A14F General Description


TC94A14F/FA/FB is a single-chip processor which incorporates the following functions: sync separation protection, interpolation, EFM decoder, error correction, micro controller interface, digital equalizer for use in servo LSI, and servo control circuit. TC94A14F/FA/FB also incorporates a 1-bit DA converter. Combining TC94A14F/FA/FB with digital servo head amp TA2157F/FN enables very simple and completely adjustment-free CD player systems.

TC94A14F Maximum Ratings

Characteristics
Symbol
Rating
Unit
Remarks
Power supply voltage
VDD5
-0.3~6.0
V
64-56 pin
VDD3
-0.3~4.5
6-7 pin
15, 25, 39-22 pin
43-42 pin
48-45 pin
51-49, 54 pin
Input voltage
VIN5
-0.3~ VDD5+0.3
V
9, 13, 14, 57~63 pin
VIN3
-0.3~ VDD3+0.3
18, 24, 26~32, 44 pin
Power dissipation
PD
1910
mW
TC94A14F
1000
TC94A14FA
1310
TC94A14FB
Operating temperature
Topr
-40~+85
°C
-
Storage temperature
Tstg
-55~+150
°C
-

TC94A14F Features

·Capable of decoding the text data.
·Sync pattern detection, sync signal protection, and synchronization can be made correctly.
·Built-in EFM demodulation circuit and sub code demodulation.
·Capable of correcting dual C1 correction and quadruple C2 correction using the CIRC correction theoretical format.
·The TC94A14F/FA/FB respond to variable playback system.
· Jitter absorbing capacity of ±6 frame.
·Built-in 16 KB RAM.
·Built-in digital out circuit.
·Built-in L/R independent digital attenuator.
·Audio output responds to bilingual function.
·Output format for audio out can be selected 32fs, 48fs or 64fs modes.
·Read-timing-free sub code Q data and capable of synchronous output with audio data.
·Built-in data slicer and analog PLL (adjustment-free VCO).
·Capable of automatic adjustment function of focus and tracking servos for loop gain, offset and balance.
·Built-in RF gain automatic adjustment circuit.
·Built-in digital equalizer for phase compensation.
·Built-in RAM for digital equalizer for coefficient, and capable of variable pickup.
·Built-in focus and tracking servo control circuit.
·Search control corresponds to every mode and can realize high speed and stable search.
·Lens-kick and feed-kick are using speed-controlled form.
·Built-in AFC and APC circuits for CLV servo of disc motor.
·Built-in anti-defect and anti-shock circuit.
·Built-in 8 times over sampling digital filter and 1-bit DA converter.
·Built-in analog filter for 1-bit DA converter.
·Built-in zero data detection output circuit.
·The TC94A14F/FA capable of 4 times speed operation.
·Built-in micro controller interface circuit.
·CMOS silicon structure and high speed, low power consumption.
·64-pin flat package.

TC94A14F datasheet

TC94A14F
PDF/DataSheet Download

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