Difference between revisions of "TPS65950"
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= Overview<br> = | = 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> | + | The [http://focus.ti.com/lit/ds/symlink/tps65950.pdf 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> == | == Block Diagram<br> == | ||
Line 36: | Line 36: | ||
=== · Charger === | === · Charger === | ||
− | *Li-ion, Li-polymer, and manganese-cobalt charger | + | *Li-ion, Li-polymer, and manganese-cobalt charger |
− | *AC regulated charger (maximum 7 V) | + | *AC regulated charger (maximum 7 V) |
− | *Universal serial bus (USB) charger (CEA-936A) | + | *Universal serial bus (USB) charger (CEA-936A) |
*Backup battery charger<br> | *Backup battery charger<br> | ||
− | === · USB<br> === | + | === · USB<br> === |
− | *USB 2.0 OTG-compliant high-speed (HS) transceivers | + | *USB 2.0 OTG-compliant high-speed (HS) transceivers |
− | *12-bit USB transceiver macrocell interface (UTMI)+ low pin interface (ULPI) | + | *12-bit USB transceiver macrocell interface (UTMI)+ low pin interface (ULPI) |
− | *USB power supplies (5 V, 3 V) | + | *USB power supplies (5 V, 3 V) |
*Carkit-compliant CEA936 and multiple channels per carrier (MCPC) | *Carkit-compliant CEA936 and multiple channels per carrier (MCPC) | ||
− | <br> | + | <br> |
− | == Subsystems == | + | == Subsystems == |
− | *LED driver | + | *LED driver |
− | *Two pulse width modulation (PWM) generators, PWM0 and PWM1 | + | *Two pulse width modulation (PWM) generators, PWM0 and PWM1 |
− | *Embedded 10-bit ADC with 3 to 8 external inputs | + | *Embedded 10-bit ADC with 3 to 8 external inputs |
− | *Real-time clock (RTC) module and retention modules | + | *Real-time clock (RTC) module and retention modules |
− | *HS inter-integrated circuit I2C™ serial control | + | *HS inter-integrated circuit I2C™ serial control |
− | *Thermal shutdown protection and hot-die detection | + | *Thermal shutdown protection and hot-die detection |
− | *Keypad up to 8 x 8 matrix | + | *Keypad up to 8 x 8 matrix. |
+ | |||
+ | |||
+ | |||
+ | = Manuals<br> = | ||
+ | |||
+ | [http://focus.ti.com/lit/ug/swcu050d/swcu050d.pdf TPS65950 Datasheet Manual.] | ||
+ | |||
+ | [http://focus.ti.com/lit/ds/symlink/tps65950.pdf TPS65950 Programming Manual ]<br> |
Revision as of 01:37, 20 April 2010
Contents
Overview
The TPS65950 device is an integrated power-management/audio codec device for use in portable cellular
telephone designs that derive their power from batteries based on Li-ion, Li-ion polymer, or manganese-cobalt chemistries.
Block Diagram
Features
· Power
- 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)
· 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
· USB
- 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)
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.