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ADS7953SBDBT
+Lista de MateriaisIC ADC 12BIT SAR 38TSSOP
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FabricanteTexas Instruments
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Peça do Fabricante #ADS7953SBDBT
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Pacote TSSOP-38
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Especificações
| Atributo | Valor |
| Package / Case | Bulk,Tube |
| Series | microPOWER™ |
| Part Status | Active |
| Number of Bits | 12 |
| Sampling Rate(Per Second) | 1M |
| Number of Inputs | 16 |
| Input Type | Single Ended |
| Data Interface | SPI |
| Configuration | MUX-S/H-ADC |
| Ratio - S / H: ADC | 1:1 |
| Number of A/D Converters | 1 |
| Architecture | SAR |
| Reference Type | External |
| Voltage - Supply, Analog | 2.7V ~ 5.25V |
| Voltage - Supply, Digital | 1.7V ~ 5.25V |
| Operating Temperature | -40°C ~ 125°C |
| Supplier Device Package | 38-TSSOP |
Visão Geral
Description
Key features include a maximum sampling rate of 1 MSPS (Mega Samples Per Second), a flexible serial interface compatible with SPI, and an internal reference voltage source, which simplifies integration into various systems. The device operates with a supply voltage range from 2.7V to 5.25V, making it suitable for battery-powered and low-power applications.
The ADS7953SBDBT also provides programmable input ranges, offering versatility for different signal conditions. It supports both single-ended and pseudo-differential input configurations, enhancing its adaptability across diverse applications. With its combination of speed, accuracy, and flexibility, the ADS7953SBDBT is ideal for use in industrial control systems, medical equipment, data acquisition systems, and any application requiring precise analog-to-digital conversion.
Equivalent
1. AD7490 from Analog Devices: A 12-bit, 16-channel ADC.
2. MAX1169 from Maxim Integrated: A 12-bit, multi-channel ADC.
3. LTC2309 from Analog Devices: A 12-bit, 8-channel ADC.
4. MCP3208 from Microchip Technology: A 12-bit, 8-channel ADC.
Each of these alternatives may have variations in features and specifications, so ensure compatibility with your specific requirements.
Features
Key features include a flexible input configuration, allowing single-ended or pseudo-differential inputs, and the ability to operate in both standalone and daisy-chain modes. The ADC offers an SPI-compatible interface, facilitating easy communication with microcontrollers and DSPs. Additionally, the device includes a programmable sequencer for automated channel scanning and supports a wide temperature range from -40°C to 125°C.
The ADS7953 features a low power-down mode and an internal reference, or it can be used with an external reference for enhanced accuracy. Its compact TSSOP package is ideal for space-constrained designs. The combination of speed, flexibility, and low power consumption makes it suitable for industrial, automotive, and consumer electronics applications.
Pinout
The ADS7953SBDBT is housed in a TSSOP package with a pin count of 28. Key functions of the pins include:
- Analog Inputs (CH0–CH15): 16 pins for the analog input channels.
- VDD and GND: Power supply and ground pins.
- CS (Chip Select): Initiates communication with the device.
- SDO (Serial Data Out): Outputs the conversion result.
- SDI (Serial Data In): Receives control data.
- SCLK (Serial Clock): Clock signal for the serial interface.
- REFIN/REFOUT: Reference input/output pins.
- RST (Reset): Resets the device.
The ADS7953 offers features like programmable sequencer, auto-scan, and threshold detection, making it suitable for various embedded and signal-processing applications.