PCM3793 Status: ACTIVE

Very Low-Power Stereo CODEC with HP/Class-D Speaker Amplifier, notch filters, ALC and 3D Effects

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Datasheet

16 Bits, Low Power Stereo Audio CODEC w/Microphone Bias Headphone & Speaker Amp (Rev. C) (PDF 1496 KB)
05 Feb 2007

	PCM3793	PCM3793A	PCM3794	PCM3794A
SNR DAC / SNR ADC(Typ)(dB)	93 / 90	93 / 90	93 / 90	93 / 90
# DACs / # ADCs	2 / 2	2 / 2	2 / 2	2 / 2
# Inputs / # Outputs	6 / 5	6 / 5	6 / 3	6 / 3
Sampling Rate(Max)(kHz)	50	50	50	50
Resolution(Bits)	16	16	16	16
Digital Audio Interface	L, R, I2S, DSP	L, R, I2S, DSP	L, R, I2S, DSP	L, R, I2S, DSP
Control Interface	SPI, I2C	SPI, I2C	SPI, I2C	SPI, I2C
Analog Supply(V)	2.4 - 3.6	2.4 - 3.6	2.4 - 3.6	2.4 - 3.6
Digital Supply(V)	1.71 - 3.6	1.71 - 3.6	1.71 - 3.6	1.71 - 3.6
IO Supply (Volts)	1.71 - 3.6	1.71 - 3.6	1.71 - 3.6	1.71 - 3.6
Pd(Typ)(mW)	7	7	7	7
Additional Features	3D, EQ, Notch filters, ALC	3D, EQ, Notch filters, ALC	3D, EQ, Notch filters, ALC	3D, EQ, Notch filters, ALC
Operating Temp Range(Celsius)		-40 to 85		-40 to 85
Pin/Package	32QFN	32QFN	32QFN	32QFN
	Samples	Samples	Samples	Samples
	Inventory	Inventory	Inventory	Inventory

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Product Information

Features

Analog Front End:
- Stereo Single-Ended Input With Multiplexer
- Mono Differential Input
- Stereo Programmable Gain Amplifier
- Microphone Boost Amplifier (20 dB) and Bias
Analog BackEnd:
- Stereo/Mono Line Output With Volume
- Stereo/Mono Headphone Amplifier With Volume and Capless Mode
- Stereo/Mono Digital Speaker Amplifier (BTL) With Volume (PCM3793)
Analog Performance:
- Dynamic Range: 93 dB (DAC)
- Dynamic Range: 90 dB (ADC)
- 40-mW + 40-mW Headphone Output at R_L = 16
Power Supply Voltage
- 1.71 V to 3.6 V for Digital I/O Section
- 1.71 V to 3.6 V for Digital Core Section
- 2.4 V to 3.6 V for Analog Section
- 2.4 V to 3.6 V for Power Amplifier Section
Low Power Dissipation:
- 7 mW in Playback, 1.8 V/2.4 V, 48 kHz
- 13 mW in Record, 1.8 V/2.4 V, 48 kHz
- 30 µW in Power Down
Sampling Frequency: 5 kHz to 50 kHz
Automatic Level Control for Recording
Operation From a Single Clock Input Without PLL
System Clock:
- Common-Audio Clock (256 f_S/384 f_S), 12/24, 13/26, 13.5/27, 19.2/38.4, 19.68/39.36 MHz
Headphone Plug Insert Detection
2 (I²C) or 3 (SPI) Wire Serial Control
Programmable Function by Register Control:
- Digital Attenuation of DAC: 0 dB to -62 dB
- Power Up/Down Control for Each Module
- 6-dB to -70-dB Gain for Analog Outputs
- 30-dB to -12-dB Gain for Analog Inputs
- 0/20 dB Boost Selectable for Microphone Input
- 0-dB to -21-dB Gain for Analog Mixing
- Parameter Settings for ALC
- Three-Band Tone Control and 3D Sound
- High-Pass Filter and Two-Stage Notch Filter
- Analog Mixing
Pop-Noise Reduction Circuit
Short and Thermal Protection Circuit
Package: 5-mm × 5-mm QFN Pacakge
Operation Temperature Range: -40°C to 85°C
APPLICATIONS
- Portable Audio Player, Cellular Phone
- Video Camcorder, Digital Still Camera
- PMP/DMB

Description

The PCM3793/94 is a low-power stereo CODEC designed for portable digital audio applications. The device integrates stereo digital speaker amplifier, headphone amplifier, line amplifier, line input, boost amplifier, microphone bias, programmable gain control, analog mixing, sound effects, and automatic level control (ALC). It is available in a small-footprint, 5-mm × 5-mm QFN package. The PCM3793/94 accepts right-justified, left-justified, I²S, and DSP formats, providing easy interfacing to audio DSP, decoder, and encoder chips. Sampling rates up to 50 kHz are supported. The user-programmable functions are accessible through a two- or three-wire serial control port.

Pricing / Packaging / CAD Design Tools / Samples

		Price	Packaging			CAD Design Tools	Samples
Device	Status	Price \| Quantity	Package \| Pins	Top Side Marking	Package QTY \| Package Carrier	Symbols	Samples
PCM3793RHBR	ACTIVE	4.85 \| 1ku	QFN (RHB) \| 32	View	3000 \| LARGE T&R
PCM3793RHBRG4	ACTIVE	4.85 \| 1ku	QFN (RHB) \| 32	View	3000 \| LARGE T&R
PCM3793RHBT	ACTIVE	5.30 \| 1ku	QFN (RHB) \| 32	View	250 \| SMALL T&R
PCM3793RHBTG4	ACTIVE	5.30 \| 1ku	QFN (RHB) \| 32	View	250 \| SMALL T&R

* Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For higher volume price quotes,prices in local currency or delivery quotes, please contact your local Texas Instruments Sales Office or Authorized Distributor.

Inventory

Reported Distributor Inventory as of 11:35 AM GMT, 08 Nov 2009
Region	Company	In Stock	Purchase
TI Lead Time*: 4 WeeksPCM3793RHBR
Europe	Arrow Southern Europe	>1k
Worldwide	DigiKey	765
TI Lead Time*: 4 WeeksPCM3793RHBRG4
Worldwide	DigiKey	Available
TI Lead Time*: 4 WeeksPCM3793RHBT
Worldwide	DigiKey	Available
TI Lead Time*: 4 WeeksPCM3793RHBTG4
Worldwide	DigiKey	Available
View all Distributors

** Lead time information is not available at this time. However, our information is updated daily so please check back with us soon. Please contact your preferred TI Authorized Distributor for additional information.

Quality & Lead (Pb)-Free Data

	Product Content				DPPM / MTBF / FIT Rate
Device	Eco Plan*	Lead / Ball Finish	MSL Rating / Peak Reflow	Details	Details
PCM3793RHBR	Green (RoHS & no Sb/Br)	CU NIPDAU	Level-2-260C-1 YEAR	View	View
PCM3793RHBRG4	Green (RoHS & no Sb/Br)	CU NIPDAU	Level-2-260C-1 YEAR	View	View
PCM3793RHBT	Green (RoHS & no Sb/Br)	CU NIPDAU	Level-2-260C-1 YEAR	View	View
PCM3793RHBTG4	Green (RoHS & no Sb/Br)	CU NIPDAU	Level-2-260C-1 YEAR	View	View

* The planned eco-friendly classification: Pb-Free (RoHS) or Pb-Free (RoHS Exempt) or Green (RoHS & no Sb/Br) - please click on the Product Content Details "View" link in the table above for the latest availability information and additional product content details.

If the information you are requesting is not available online at this time, contact one of our Product Information Centers regarding the availability of this information.

Technical Documents

Most useful technical documents for PCM3793

Datasheet

16 Bits, Low Power Stereo Audio CODEC w/Microphone Bias Headphone & Speaker Amp (Rev. C) (PDF, 1496 KB)
05 Feb 2007

Application Notes

Thermal and Electrical Properties of Selected Packaging Materials (HTM, 8 KB) 15703 views
04 Oct 2000 Read Abstract
Shelf-Life Evaluation of Lead-Free Component Finishes (HTM, 8 KB) 26969 views
24 May 2004 Read Abstract
Dyamic Performance Testing of Digital Audio D/A Converters (HTM, 8 KB) 8472 views
02 Oct 2000 Read Abstract

Tools & Software

Name	Part #	Company	Tool / Software Type
DEM-DAI3793A Evaluation Module	DEM-DAI3793AEVM	Texas Instruments	Development Boards/EVMs
Quick Search Selection Tool for Audio	AUDIO_SELECTION_TOOL	Texas Instruments	Free Evaluation Tools

Simulation Models

IBIS Model
- PCM3793RHB IBIS Model (Multiple File Format) 48 views
  11 Aug 2008 Read Abstract

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Digital Still Camera

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PCM3793 Status: ACTIVE

Very Low-Power Stereo CODEC with HP/Class-D Speaker Amplifier, notch filters, ALC and 3D Effects

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