Overview
The TLV1570IPWRG4, produced by Texas Instruments, is a 10-bit data acquisition system designed for high-speed digital signal processing. This device integrates an 8-channel input multiplexer (MUX), a high-speed 10-bit Analog-to-Digital Converter (ADC), an on-chip reference, and a high-speed serial interface. It operates from a single 2.7-V to 5.5-V power supply and accepts an analog input range from 0 V to AVDD, digitizing the input at a maximum throughput rate of 1.25 MSPS. The TLV1570IPWRG4 is notable for its low power consumption, with power dissipation of only 8 mW at 2.7 V or 40 mW at 5.5 V, and features autopower-down and software power-down modes for further power reduction.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 10 bits |
| Number of Channels | 8 |
| Conversion Rate | 1.25 MSPS at 5 V, 625 KSPS at 3 V |
| Input Type | Single-Ended |
| Signal-to-Noise and Distortion Ratio (SNR) | 57 dB to 61 dB depending on configuration |
| Operating Supply Voltage | 2.7 V to 5.5 V |
| Operating Temperature Range | -40°C to 85°C |
| Package | 20-TSSOP |
| Power Dissipation | 8 mW at 2.7 V, 40 mW at 5.5 V |
| Autopower-Down Current | 300 µA |
| Software Power Down Current | 10 µA |
| Interface Type | 4-Wire, 5-Wire, SPI, QSPI |
Key Features
- Fast Throughput Rate: 1.25 MSPS at 5 V, 625 KSPS at 3 V
- Wide Analog Channel Input: 0 V to AVDD
- Eight Analog Input Channels with Channel Auto-Scan
- Differential Nonlinearity Error: < ±1 LSB, Integral Nonlinearity Error: < ±1 LSB
- Programmable Internal Reference Voltage: 3.8-V for 5-V operation, 2.3-V for 3-V operation
- Glueless Serial Interface to TMS320 DSPs and SPI/QSPI Compatible Microcontrollers
- Very Low Power Consumption: 8 mW at 2.7 V, 40 mW at 5.5 V
- Autopower-Down and Software Power Down Modes
- Independently Accessible MUX for Signal Conditioning
Applications
- Mass Storage and Hard Disk Drive
- Automotive
- Digital Servos
- Process Control
- General-Purpose DSP
- Image Sensor Processing
Q & A
- What is the resolution of the TLV1570IPWRG4?
The TLV1570IPWRG4 has a resolution of 10 bits.
- How many analog input channels does the TLV1570IPWRG4 have?
The device has 8 analog input channels.
- What is the maximum conversion rate of the TLV1570IPWRG4?
The maximum conversion rate is 1.25 MSPS at 5 V and 625 KSPS at 3 V.
- What is the operating supply voltage range for the TLV1570IPWRG4?
The device operates from a single 2.7-V to 5.5-V power supply.
- What is the power dissipation of the TLV1570IPWRG4?
The power dissipation is 8 mW at 2.7 V and 40 mW at 5.5 V.
- Does the TLV1570IPWRG4 have power-down modes?
Yes, it features autopower-down and software power-down modes, reducing power to 300 µA and 10 µA respectively.
- What types of interfaces does the TLV1570IPWRG4 support?
The device supports 4-Wire, 5-Wire, SPI, and QSPI interfaces.
- Can the TLV1570IPWRG4 be used with signal conditioning circuits?
Yes, the MUX is independently accessible, allowing the insertion of signal conditioning circuits like antialiasing filters or amplifiers.
- What are some common applications of the TLV1570IPWRG4?
Common applications include mass storage, automotive, digital servos, process control, general-purpose DSP, and image sensor processing.
- What is the operating temperature range of the TLV1570IPWRG4?
The operating temperature range is -40°C to 85°C.
