16-Channel, 24-Bit Analog-to-Digital Converter, SGM52412RG Replace ADS1258.
SGM52412RG
SGM52412RG.pdf
FEATURES
• Analog Supply Voltage Range:
Unipolar: +5V
Bipolar: ±2.5V
• 125kSPS Fixed-Channel Data Rate
• 21.739kSPS/Channel Auto-Scan Data Rate
• Support 16 Single-Ended or 8 Differential Inputs
• Support Fixed-Channel or Automatic Channel Scan
• Low Noise: 2μVRMS at 1.9kSPS
• Integral Nonlinearity: 0.0008%FSR (TYP)
• Typical DC Stability:
Offset Error: 1μV (TYP)
Gain Error: 0.05% (TYP)
• Power Dissipation: 56mW (TYP)
• Support Standby Mode, Sleep Mode and
Power-Down Mode
• Crystal Oscillator 32.768kHz, or External Clock
• Support Open-Sensor Detection
• Available in a Green TQFN-7×7-48AL Package
PIN CONFIGUTION

优势替代
FEATURES
• 24 Bits, No Missing Codes
• Fixed-Channel or Automatic Channel Scan
• Fixed-Channel Data Rate: 125kSPS
• Auto-Scan Data Rate: 23.7kSPS/Channel
• Single-Conversion Settled Data
• 16 Single-Ended or 8 Differential Inputs
• Unipolar (+5V) or Bipolar (±2.5V) Operation
• Low Noise: 2.8μVRMS at 1.8kSPS
• 0.0003% Integral Nonlinearity
• DC Stability (typical):
0.02μV/°C Offset Drift, 0.4ppm/°C Gain Drift
• Open-Sensor Detection
• Conversion Control Pin
• Multiplexer Output for External Signal
Conditioning
• On-Chip Temperature, Reference, Offset, Gain,
and Supply Voltage Readback
• 42mW Power Dissipation
• Standby, Sleep, and Power-Down Modes
• 8 General-Purpose Inputs/Outputs (GPIO)
• 32.768kHz Crystal Oscillator or External Clock
PIN CONFIGUTION
