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Created page with '= Overview<br> = The TPS65950 device is an integrated power-management/audio codec device for use in portable cellular<br>telephone designs that derive their power from batteri…'
= Overview<br> =
The TPS65950 device is an integrated power-management/audio codec device for use in portable cellular<br>telephone designs that derive their power from batteries based on Li-ion, Li-ion polymer, or manganese-cobalt chemistries. <br>
== Block Diagram<br> ==
[[Image:TPS65950.jpg|center]]<br>
== Features<br> ==
=== · Power<br> ===
*Two efficient stepdown converters for processor cores
*One efficient stepdown converter for input/output (I/O) power
*SmartReflex™-compliant dynamic voltage management for the processor core
*Three low-dropout regulators (LDOs) for phase-locked loops (PLLs) and digital-to-analog converter (DAC)
*Seven miscellaneous linear regulator supplies for peripherals
=== · Audio ===
*Voice codec
*15-bit linear codec (8 kHz/16 kHz)
*Differential input main microphone and submicrophone (for noise cancellation)
*Single-ended hands-free input
*Differential 32-W speaker and 16-W headset drivers
*8-W stereo class-D drivers
*Pulse-code modulation (PCM)/(inter-IC sound [I2S™]/time-division multiplexing [TDM]) interfaces
*Bluetooth® voice interface
*Automatic level control (ALC) function
*Ability to mix paths in digital and analog domains
*16-bit linear audio stereo DAC (96 kHz, 48 kHz, 44.1 kHz, 32 kHz, and derivatives)
*16-bit linear audio stereo analog-to-digital (ADC) (48 kHz, 44.1 kHz, 32 kHz, and derivatives)
*PLL for audio codec with 256*Fs or 128*Fs generation
*Carkit (CEA-936A)<br>
=== · Charger ===
*Li-ion, Li-polymer, and manganese-cobalt charger
*AC regulated charger (maximum 7 V)
*Universal serial bus (USB) charger (CEA-936A)
*Backup battery charger<br>
=== · USB<br> ===
*USB 2.0 OTG-compliant high-speed (HS) transceivers
*12-bit USB transceiver macrocell interface (UTMI)+ low pin interface (ULPI)
*USB power supplies (5 V, 3 V)
*Carkit-compliant CEA936 and multiple channels per carrier (MCPC)
<br>
== Subsystems ==
*LED driver
*Two pulse width modulation (PWM) generators, PWM0 and PWM1
*Embedded 10-bit ADC with 3 to 8 external inputs
*Real-time clock (RTC) module and retention modules
*HS inter-integrated circuit I2C™ serial control
*Thermal shutdown protection and hot-die detection
*Keypad up to 8 x 8 matrix
The TPS65950 device is an integrated power-management/audio codec device for use in portable cellular<br>telephone designs that derive their power from batteries based on Li-ion, Li-ion polymer, or manganese-cobalt chemistries. <br>
== Block Diagram<br> ==
[[Image:TPS65950.jpg|center]]<br>
== Features<br> ==
=== · Power<br> ===
*Two efficient stepdown converters for processor cores
*One efficient stepdown converter for input/output (I/O) power
*SmartReflex™-compliant dynamic voltage management for the processor core
*Three low-dropout regulators (LDOs) for phase-locked loops (PLLs) and digital-to-analog converter (DAC)
*Seven miscellaneous linear regulator supplies for peripherals
=== · Audio ===
*Voice codec
*15-bit linear codec (8 kHz/16 kHz)
*Differential input main microphone and submicrophone (for noise cancellation)
*Single-ended hands-free input
*Differential 32-W speaker and 16-W headset drivers
*8-W stereo class-D drivers
*Pulse-code modulation (PCM)/(inter-IC sound [I2S™]/time-division multiplexing [TDM]) interfaces
*Bluetooth® voice interface
*Automatic level control (ALC) function
*Ability to mix paths in digital and analog domains
*16-bit linear audio stereo DAC (96 kHz, 48 kHz, 44.1 kHz, 32 kHz, and derivatives)
*16-bit linear audio stereo analog-to-digital (ADC) (48 kHz, 44.1 kHz, 32 kHz, and derivatives)
*PLL for audio codec with 256*Fs or 128*Fs generation
*Carkit (CEA-936A)<br>
=== · Charger ===
*Li-ion, Li-polymer, and manganese-cobalt charger
*AC regulated charger (maximum 7 V)
*Universal serial bus (USB) charger (CEA-936A)
*Backup battery charger<br>
=== · USB<br> ===
*USB 2.0 OTG-compliant high-speed (HS) transceivers
*12-bit USB transceiver macrocell interface (UTMI)+ low pin interface (ULPI)
*USB power supplies (5 V, 3 V)
*Carkit-compliant CEA936 and multiple channels per carrier (MCPC)
<br>
== Subsystems ==
*LED driver
*Two pulse width modulation (PWM) generators, PWM0 and PWM1
*Embedded 10-bit ADC with 3 to 8 external inputs
*Real-time clock (RTC) module and retention modules
*HS inter-integrated circuit I2C™ serial control
*Thermal shutdown protection and hot-die detection
*Keypad up to 8 x 8 matrix