Overview
The TLV320AIC12KIDBT is a low-cost, low-power, highly integrated, and high-performance mono voice codec produced by Texas Instruments. This device is part of the TLV320AIC1x family and is designed for various voice-band applications. It features one 16-bit analog-to-digital (A/D) channel and one 16-bit digital-to-analog (D/A) channel, making it suitable for high-resolution signal conversion.
Key Specifications
| Parameter | Value |
|---|---|
| ADC Resolution | 16-bit |
| DAC Resolution | 16-bit |
| Maximum Master Clock | 100 MHz |
| Sampling Rate (with IIR/FIR Filter) | Up to 26 Ksps |
| Sampling Rate (with IIR/FIR Bypassed) | Up to 104 Ksps |
| SNR for ADC | 84 dB |
| SNR for DAC | 92 dB |
| Analog Supply Voltage (AVDD) | 2.7 V to 3.6 V |
| Digital Core Supply Voltage (DVDD) | 1.65 V to 1.95 V |
| Digital I/O Supply Voltage (IOVDD) | 1.1 V to 3.6 V |
| Operating Temperature Range | -40°C to 85°C |
| Package Type | TSSOP (DBT) |
Key Features
- Mono 16-bit oversampling sigma-delta A/D and D/A converters
- Selectable FIR/IIR filter with bypassing option
- Programmable sampling rate up to 26 Ksps with IIR/FIR filter and up to 104 Ksps with IIR/FIR bypassed
- Smart Time Division Multiplexed (SMARTDM) serial port
- Glueless 4-wire interface to DSP
- Automatic Cascade Detection (ACD) self-generates master/slave device addresses
- Programming mode for on-the-fly reconfiguration
- Continuous data transfer mode to minimize bit clock speed
- Turbo mode to maximize bit clock for faster data transfer
- Supports up to 16 devices connected to a single serial port
- Host port with 2-wire interface (selectable I2C or S2C)
- Integrated microphone, handset, and headset amplifiers
- 8-Ω speaker driver (specific to TLV320AIC12K)
- Power management with hardware/software power-down modes
Applications
- Digital still cameras
- Wireless accessories
- Hands-free car kits
- VOIP (Voice over Internet Protocol) devices
- Cable modems
Q & A
- What is the resolution of the ADC and DAC in the TLV320AIC12KIDBT?
The TLV320AIC12KIDBT features 16-bit resolution for both the analog-to-digital (A/D) and digital-to-analog (D/A) converters.
- What is the maximum master clock frequency supported by the TLV320AIC12KIDBT?
The device supports a maximum master clock frequency of 100 MHz.
- What are the sampling rates supported by the TLV320AIC12KIDBT?
The device supports sampling rates up to 26 Ksps with the IIR/FIR filter and up to 104 Ksps with the IIR/FIR filter bypassed.
- What is the SNR for the ADC and DAC in the TLV320AIC12KIDBT?
The SNR for the ADC is 84 dB, and for the DAC, it is 92 dB.
- What types of interfaces does the TLV320AIC12KIDBT support?
The device supports a SMARTDM serial port, glueless 4-wire interface to DSP, and a host port with a 2-wire interface (selectable I2C or S2C).
- Can multiple devices be connected to a single serial port?
Yes, up to 16 devices can be connected to a single serial port.
- What power management features does the TLV320AIC12KIDBT have?
The device includes hardware and software power-down modes to maximize system power efficiency.
- What is the operating temperature range of the TLV320AIC12KIDBT?
The operating temperature range is -40°C to 85°C.
- What package type is the TLV320AIC12KIDBT available in?
The device is available in a TSSOP (DBT) package.
- Does the TLV320AIC12KIDBT include an integrated speaker driver?
Yes, the TLV320AIC12KIDBT includes an 8-Ω speaker driver.
- What are some common applications of the TLV320AIC12KIDBT?
Common applications include digital still cameras, wireless accessories, hands-free car kits, VOIP devices, and cable modems.
