Datasheet

TPS65950
www.ti.com SWCS032E–OCTOBER 2008–REVISED JANUARY 2011
• Battery charger interface (see Section 8, Battery Interface)
• Various modules: Monitoring analog-to-digital conversion (MADC), LED drivers, and keyboard (see
Section 9, MADC, Section 10, LED Drivers, and Section 11, Keyboard)
• Clock specifications: Clock slicer, input and output clocks (see Section 12, Clock Specifications)
• Timing requirements and switching characteristics (ac timings) of the interfaces (see Section 13,
Timing Requirements and Switching Characteristics)
• Deboucing time (see Section 14, Debouncing Time)
• External components for the application schematics (see Section 15, External Components)
• Thermal resistance characteristics, device nomenclature, and mechanical data about the available
packaging (see Section 16, TPS65950 Package)
• Glossary of acronyms and abbreviations used in this data manual (see Section 17, Glossary)
1
1.1 Features
2
– Li-ion, Li-on polymer, and
• Power:
cobalt-nickel-manganese charger
– Three efficient stepdown converters
– Supports charging with ac-regulated charger
• VDD1: TPS65950A2 with 1.2A and
(maximum 7 V), USB host devices, Mobile
TPS65950A3 with 1.4A (for 1GHz speed)
Computing Promotion Consortium (MCPC)
• VDD2: 600mA
devices, USB chargers, and carkit chargers
• VIO: 700mA
(maximum 7 V)
– 10 external linear LDOs for clocks and
– Backup battery charger
peripherals
• USB:
– SmartReflex dynamic voltage management
– USB 2.0 OTG-compliant HS transceivers
• Audio:
– 12-bit ULPI
– Voice codec
– USB power supply (5-V CP for VBUS)
– 15-bit linear codec (8 and 16 kHz)
– CEA-2011: OTG transceiver interface
– Differential input main and submicrophones
specification
– Differential headset microphone input
– CEA-936A: Mini-USB analog carkit interface
– Auxiliary/FM input (mono or stereo)
specification
– Differential 32-Ω speaker and 16-Ω headset
– MCPC ME-universal asynchronous
drivers (external predrivers for class D)
receiver/transmitter (UART) GL-006
– 8-Ω stereo class-D drivers
specification
– Pulse code modulation (PCM) and TDM
• Additional features:
interfaces
– LED driver circuit for two external LEDs
– Bluetooth
®
interface
– 10-bit MADC with 3 to 8 external inputs
– Automatic level control (ALC)
– RTC and retention modules
– Digital and analog mixing
– HS inter-integrated circuit (I
2
C™) serial
– 16-bit linear audio stereo DAC (96, 48, 44.1,
control
and 32 kHz, and derivatives)
– Thermal shutdown and hot-die detection
– 16-bit linear audio stereo ADC (48, 44.1, and
– Keypad interface (up to 8 × 8)
32 kHz, and derivatives)
– External vibrator (vibrator) control
– Digital microphone inputs
– 19 GPIO devices
– Carkit
– 0.4-mm pitch, 209 pin, 7 × 7 mm package
• Charger:
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
2Bluetooth is a registered trademark of Bluetooth SIG, Inc.
PRODUCTION DATA information is current as of publication date.
Copyright © 2008–2011, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.