Name: MAX149BCAP-T ADC Single SAR 133KSPS IC Maxim
Price: 9.15 USD
Availability: InStock

Description

ADC Single SAR 133KSPS ICs
20 Pin SSOP

Description / Additional Information

Features:
- 8-Channel Single-Ended or 4-Channel Differential Inputs
- Single-Supply Operation: +2.7V to +5.25V
- Internal 2.5V Reference
- Low Power:
--- 1.2mA (133ksps, 3V Supply)
--- 54μA (1ksps, 3V Supply)
--- 1μA (Power-Down Mode)
- SPI/QSPI/MICROWIRE/TMS320-Compatible 4-Wire Serial Interface
- Software-Configurable Unipolar or Bipolar Inputs

Electrical Characteristics:

DC Accuracy
Resolution: 10 Bits min.
Relative Accuracy: �1.0LSB max.
Gain Temperature Coefficient: �0.25ppm/�C

Dynamic Specs
Signal-to-Noise + Distortion Noise: 66dB
Channel-to-Channel Crosstalk (65kHz, 2.500VP-P): -75dB
Small Signal Bandwidth (-3dB rolloff): 2.25MHz

Conversion Rate
Track/Hold Acquisition Time: 1.5us max.
Aperture Delay: 30ns typ.
External Clock Frequency: 2.0MHz max.

Internal Reference (Reference Buffer Enabled)
VREF Output Voltage (TA=25�C): 2.500V typ.
VREF Short-Circuit Current: 30mA max.
Capacitive Bypass at VREF (External compensation mode): 4.7uF min.

External Refernece at VREF (Buffer Disabled)
VREF Input Voltage Range: 1.0 to VDD+50mV
VREF Input Current (VREF=2.5V): 100uA typ.
VREF Resistance: 25kΩ typ.

Power Requirements:
Positive Supply Voltage: 2.7V to 5.25V
Positive Supply Current
- Operating mode, full scale input (VDD-5.25V): 1.6mA typ.
- Full power-down (VDD=5.25V): 3.5uA typ.
- Fast power-down: 30uA typ.

Applications:
- Portable Data Logging
- Data Acquisition
- Medical Instruments
- Battery-Powered Instruments
- Pen Digitizers
- Process Control

Manufactured by: Maxim
Part Number: MAX149BCAP-T

Full Datasheet: MAX149BCAP-T

Our Price: $9.15

Description

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