PIC16F688 Microcontroller IC
- Maximum CPU Frequency: 20Â MHz
- Architecture: 8 bit
- Program Memory (Flash): 7Â kB
- RAM: 256Â byte
- Internal Oscillator: 8Â MHz, 32 KHz
- ADC:Â 1 (8 channels)
- No. of Pins: 14
- Voltage:Â 2V - 5.5V
- Precision Internal Oscillator:
- Â Power-Saving Sleep mode
- Â Wide operating voltage range (2.0V-5.5V)
- Â Industrial and Extended temperature range
- Â Power-on Reset (POR)
- Â Power-up Timer (PWRT) and Oscillator Start-up Timer (OST)
- Â Brown-out Reset (BOR) with software control option
- Â Multiplexed Master Clear with weak pull-up or input only pin
- Â Programmable code protection
- Â High-Endurance Flash/EEPROM cell:
- Â Standby Current:
- Â Operating Current:
- Watchdog Timer Current:
LM124J Quad Operational Amplifier IC
- Internally Frequency Compensated for Unity Gain
- Large DC Voltage Gain 100 dB
- Â Wide Bandwidth (Unity Gain) 1 MHz (Temperature Compensated)
- Wide Power Supply Range: – Single Supply 3 V to 32 V – or Dual Supplies ±1.5 V to ±16 V
- Very Low Supply Current Drain (700 μA) —Essentially Independent of Supply Voltage
- Low Input Biasing Current 45 nA (Temperature Compensated)
- Low Input Offset Voltage 2 mV and Offset Current: 5 nA
- Input Common-Mode Voltage Range Includes Ground
- Differential Input Voltage Range Equal to the Power Supply Voltage
- Large Output Voltage Swing 0 V to V + − 1.5 V
- Low Power Quad Operational Amplifier
- Input Offset Voltage (max):Â 5mV
- Input Offset Current (max):Â 30nA
- Input Bias Current (max):Â 150nA
- Operating temperature (max): 1250C
- Output Current (max):Â 2mA
- CMRR (min):Â 70dB
LM1875 20W Audio Power Amplifier IC
- 20W Audio Power Amplifier
- AVOÂ typically 90 dB
- Low distortion: 0.015%, 1 kHz, 20 W
- Wide power bandwidth: 70 kHz
- Protection for AC and DC short circuits to ground
- Thermal protection with parole circuit
- High current capability: 4A
- Wide supply range 16V-60V
- Internal output protection diodes
- 94 dB ripple rejection
- Plastic power package TO-220
82C79 Microcontroller IC
- Programmable Keyboard/Display Interface
- Simultaneous Keyboard Display Operation
- Scanned Keyboard Mode
- Scanned Sensor matrix mode
- Strobed Input Entry Mode
- Built-in 8-Character FIFO or 64 bit Sensor RAM
- Programmable 2-key Lockout or N-key Rollover with contact debounce
- Built-in 16x8 bit Display RAM
- Programmable scan timing
- Extend operating temperature range -400C to +850C
PIC16F628A Microcontroller IC
- Maximum CPU Frequency: 20 MHz
- Architecture: 8 bit
- Program Memory (Flash): 3.5 kb
- RAM: 224 byte
- Internal Oscillator: 4 MHz
- ADC: No
- of Pins: 18
- Voltage: 2V - 5.5V
- Internal and external oscillator options:
- Power-saving Sleep mode
- Programmable weak pull-ups on PORTB
- Multiplexed Master Clear/Input-pin
- Watchdog Timer with independent oscillator for reliable operation
- Low-voltage programming
- In-Circuit Serial Programmingâ„¢ (via two pins)
- Programmable code protection
- Brown-out Reset
- Power-on Reset
- Power-up Timer and Oscillator Start-up Timer
- Wide operating voltage range (2.0-5.5V)
- Industrial and extended temperature range
- High-Endurance Flash/EEPROM cell:
- Standby Current: - 100 nA @ 2.0V, typical
- Operating Current: - 12 μA @ 32 kHz, 2.0V, typical - 120 μA @ 1 MHz, 2.0V, typical
- Watchdog Timer Current: - 1 μA @ 2.0V, typical
- Timer1 Oscillator Current: - 1.2 μA @ 32 kHz, 2.0V, typical
- Dual-speed Internal Oscillator: - Run-time selectable between 4 MHz and 48 kHz - 4 μs wake-up from Sleep, 3.0V, typical
DAC0808 8-Bit Multiplying Digital-to-Analog Converter IC
TOP204Y Off-line PWM Switch IC
- Supply Current: 1.4 mA
- Supply Voltage: 85-265VAC
- Output Voltage: 5.8 V
- Power (Watts): 50W
- Switching Frequency-Max:Â 100 kHz
- Package: TO-220
-  Built-in start-up and current limit reduce DC losses • Low capacitance 700 V MOSFET cuts AC losses • CMOS controller/gate driver consumes only 6 mW
- 70% maximum duty cycle minimizes conduction losses.
- Low Cost Replacement for Discrete Switchers.
- Easily interfaces with both opto and primary feedback .
- Supports continuous or discontinuous mode of operation
ADC0809 8-Bit µP Compatible ADC with 8-Channel Multiplexer IC
- 8-Bit µP Compatible A/D Converter with 8-Channel Multiplexer
- Resolution:Â 8 bit
- Supply Current: 300µA
- No. of Pins:Â 28
- Input Channel Type:Â Single Ended
- Data Interface:Â Parallel
- Conversion Time: 100µs
- No. of Bits:Â 8 bit
- No. of Channels:Â 8
- Maximum Power Dissipation:Â 15mW
- Operating Temperature Range: -40°C to +85°C
- Supply Voltage Range:Â 4.5V to 6V
82C55 CMOS Programmable Peripheral Interface
- CMOS Programmable Peripheral Interface
- High speed and low power consumption due to 3m silicon gate CMOS technology
- 3 V to 6 V single power supply
- Full static operation
- Programmable 24-bit I/O ports
- Bidirectional bus operation (Port A)
- Bit set/reset function (Port C)
- TTL compatible
- Compatible with 8255A-5
IC PT2322
- 6-Channel Audio Processor IC
- Very Low Power Consumption (DC=9V)
- I2C Bus Control
- 6-Channel Individual Input
- 6-Channel Master Volume Control: 0 to -79 dB (1 dB/step)
- 6-Channel Individual Output TRIM Volume Control: 0 to -15 dB (1dB/step)
- 3-Band Tone Control (Treble, Middle, Bass): + 14dB , 2dB/step
- Mute Function
- 3D Effect Function
- Tone Defeat Function
- Low Noise
- High Channel Separation
- Low Harmonic Distortion
- Least External Components
- Package: SO-28
