| Part Number | LM48556 Datasheet |
|---|---|
| Manufacturer | National Semiconductor |
| Overview | The LM48556 is a single supply, mono, ceramic speaker driver with an integrated charge-pump, designed for portable devices, such as cell phones, where board space is at a premium. The LM48556 charge p. a soft start function that minimizes transient current during power-up. The LM48556 features high power supply rejection ratio (PSRR) of 80dB at 217Hz, allowing the device to operate in noisy environments without additional power supply conditioning. Flexible power supply requirements allow operatio. |
LM48556 Datasheet and Specifications PDF
The LM48556 is a Ceramic Speaker Driver.
| Part Number | LM48556 Datasheet |
|---|---|
| Description | Ceramic Speaker Driver |
| Manufacturer | Texas Instruments |
| Overview |
The LM48556 is a single supply, mono, ceramic speaker driver with an integrated charge-pump, designed for portable devices, such as cell phones, where board space is at a premium. The LM48556 charge p.
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*23 Fully Differential Amplifier * Externally Configurable Gain * Integrated Charge Pump * Low Power Shutdown Mode * Soft Start Function APPLICATIONS * Mobile Phones * PDA's * Digital Cameras KEY SPECIFICATIONS * Output Voltage Swing * VDD = 3.6V, 1kHz 14.2VPP (typ) * VDD = 4.5V, 1kHz 17.5VPP (typ. |