LM2576 3Amp Step-Down Voltage Regulator IC
- Switch mode step down voltage regulator
- Output Voltage for fixed voltage regulator: 3.3V, 5V, 12V or 15V
- Output Voltage for Variable type regulator: 1.23V to 37V
- Output Current: Upto 3A
- Maximum Input Voltage: 40V
- In-built Thermal Shutdown and Current Limit Protection
- Internal Oscillator: 52-kHz (Fixed Frequency)
- Available in TO-220 and TO-263 packages
- Adjustable output, reference voltage ±2% max over line and load conditions
- Requires only 6 external components
CD4038BE CMOS Triple Serial Adder IC
UM93214A 1-memory Tone Pulse Dialer IC
- 1-memory Tone/Pulse Dialer
- Low standby current
- 3.58MHz crystal or ceramic resonator
- Calibrated DTMF timing for redialing
- Memory retention voltage Max:Â 5V
- Operation Current(Pulse):Â 0.2mA
- Operation Current(Tone):Â 0.6mA
- Memory retention current: 0.1µA
- System Frequency:Â 3.58MHz
- Pause Time:Â 2.2s
- Operating Voltage: 2.0V – 5.5V
- Operating Temperature Range:Â -200C to +750C
- Package:Â DIP-16
NE5532 Dual Low-Noise Operational Amplifier IC
LF356 JFET Input Operational Amplifier IC
74LS245 Octal Bus Transceiver IC
- Technology Family: LS
- VCC (Min): 4.75V
- VCC (Max): 5.25V
- Bits (#): 8
- Voltage at nominal operation: 5V
- Frequency at normal voltage (Max): 35MHz
- ICC at normal voltage (Max): 0.09mA
- Propagation delay (Max): 8ns – 12ns
- 3-State Outputs to Drive Bus Lines Directly
- PNP Inputs Reduce DC Loading on Bus Lines
- Hysteresis at Bus Inputs Improves Noise Margins
- IOL (Max): 24mA
- IOH (Max): -15mA Rating: Catalog
- Operating temperature range: 0°C to 70°C
CS4852 Multiplexer Demultiplexer IC
HT93214A Memory Tone/Pulse Dialer
L6565 Quasi-Resonant SMPS
74LS37 Quadruple 2-Input Positive-NAND Buffer IC
- Quadruple 2-Input Positive-NAND Buffer
- High-level input voltage:Â 2V
- Low-level input voltage:Â 0.8V
- High-level output current:Â -1.2mA
- Low-level output current:Â 24mA
- Input clamp voltage:Â -1.5V
- No. of gates:Â 4
- No. of inputs:Â 8
- No. of outputs:Â 4
- Propagation delay time:Â 24ns
- Supply voltage range:Â 4.75 to 5.25V
- Package:Â DIP-14
PCF8582E-2 IC DIP-8
- Low power CMOS
- Non-volatile storage of 2 kbits organized as 256 × 8-bitÂ
- Â Single supply with full operation down to 2.5 VÂ
- Â On-chip voltage multiplierÂ
- Â Serial input/output I2C-busÂ
- Write operations:Â
- Â Â Â Â Â Â Â Â Â Â Â Â Â -Â byte write modeÂ
- Â Read operations:Â
- Â Internal timer for writing (no external components)Â
- Â Internal power-on resetÂ
- Â 0 kHz to 100 kHz clock frequency
- High reliability by using a redundant storage code
