TDA2579A
Consumer IC, Bipolar, PDIP18
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TDA2579A 數據表
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詳細說明
GENERAL DESCRIPTIONThe TDA2579B generates and synchronizes horizontal and vertical signals. The device has a 3 level sandcastle output; a transmitter identification signal and also 50/60 Hz identification.Features• Horizontal phase detector, (sync to oscillator), sync separator and noise inverter• Triple current source in the phase detector with automatic selection• Second phase detector for storage compensation of the horizontal output• Stabilized direct starting of the horizontal oscillator and output stage from mains supply• Horizontal output pulse with constant duty cycle value of 29 µs• Internal vertical sync separator, and two integration selection times• Divider system with three different reset enable windows• Synchronization is set to 628 divider ratio when no vertical sync pulses and no video transmitter is identified• Vertical comparator with a low DC feedback signal• 50/60 Hz identification output combined with mute function• Automatic amplitude adjustment for 50 and 60 Hz and blanking pulse duration• Automatic adaption of the burst-key pulsewidth
主要特徵
- Horizontal phase detector, (sync to oscillator), sync separator and noise inverter
- Triple current source in the phase detector with automatic selection
- Second phase detector for storage compensation of the horizontal output
- Stabilized direct starting of the horizontal oscillator and output stage from mains supply
- Horizontal output pulse with constant duty cycle value of 29 µs
- Internal vertical sync separator, and two integration selection times
- Divider system with three different reset enable windows
- Synchronization is set to 628 divider ratio when no vertical sync pulses and no video transmitter is identified
- Vertical comparator with a low DC feedback signal
- 50/60 Hz identification output combined with mute function
- Automatic amplitude adjustment for 50 and 60 Hz and blanking pulse duration
- Automatic adaption of the burst-key pulsewidth
規格
以下是所選零件的基本參數,涉及零件的特性及其所屬類別。
Rohs Code | No | Part Life Cycle Code | Obsolete |
Reach Compliance Code | HTS Code ! | 8542.39.00.01 | |
JESD-30 Code | R-PDIP-T18 | JESD-609 Code | e0 |
Number of Terminals | 18 | Operating Temperature-Max | 65 °C |
Operating Temperature-Min | -25 °C | Package Body Material | PLASTIC/EPOXY |
Package Code | DIP | Package Equivalence Code | DIP18,.3 |
Package Shape | RECTANGULAR | Package Style | IN-LINE |
Power Supplies ! | 12 V | Qualification Status ! | Not Qualified |
Supply Current-Max | 85 mA | Surface Mount ! | NO |
Technology | BIPOLAR | Temperature Grade ! | OTHER |
Terminal Finish | Tin/Lead (Sn/Pb) | Terminal Form ! | THROUGH-HOLE |
Terminal Pitch ! | 2.54 mm | Terminal Position | DUAL |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等,這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is TDA2579A?
The TDA2579A is a stereo/BTL (Bridge-Tied Load) digital audio power amplifier integrated circuit designed by STMicroelectronics. It is specifically designed for use in car audio systems and provides high-quality amplification for stereo audio signals.
How Does TDA2579A Work?
The TDA2579A works by accepting digital audio input signals and converting them into amplified analog audio output signals suitable for driving speakers in a car audio system. The amplifier includes built-in protection features and has a high tolerance for the electrical noise often present in automotive environments.
How Many Pins does TDA2579A have and What are the Functions of the Pinout Configuration?
The TDA2579A is housed in a 27-lead HSOP (Heatsink Shrink Outline Package) package. The pinout configuration includes:
- PIN 1: Digital Input 1
- PIN 2: Digital Ground
- PIN 3: Stand-by
- PIN 4: Diagnostic
- PIN 5: VCC
- PIN 6: Digital Input 2
- PIN 7: Bootstrap
- PIN 8: VDD
What are the Pros and Cons of TDA2579A?
Pros:
- Specifically Designed for Car Audio: Ideal for automotive audio applications.
- High-Quality Amplification: Provides high-quality stereo audio amplification.
- Built-in Protection Features: Includes built-in protection for reliable operation in automotive environments.
- Integrated Design: All-in-one solution for stereo audio amplification, reducing external component count.
Cons:
- Specific Use Case: The TDA2579A may be limited to automotive audio applications and may not be suitable for other uses.
- Package Size: The 27-lead HSOP package may be larger than some other IC package options.
Are There Any Equivalents/Alternatives to TDA2579A for Recommendation?
- The TDA7850A from STMicroelectronics is a similar stereo/BTL digital audio power amplifier IC suitable for automotive audio applications.
- Alternatives to the TDA2579A include the TPA3123 from Texas Instruments and the MAX98400 from Maxim Integrated.
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