ADS1013/4/5S

Part: ADS1013IRUGT — Texas Instruments (ADS101x family: ADS1013 / ADS1014 / ADS1015)

Type: 12-Bit Delta-Sigma ADC with I²C Interface

Description: 2.0–5.5 V, 12-bit, I²C-compatible delta-sigma ADC with up to 3.3 kSPS, internal reference and oscillator, and 150 μA typical operating current, in a 1.5 mm × 2 mm X2QFN package (RUG).

Operating Conditions:

• Supply voltage: 2.0–5.5 V
• Operating temperature: -40 to +125 °C
• Full-scale input range (ADS1014/ADS1015 with PGA): ±0.256 V to ±6.144 V
• Absolute analog input voltage: GND to VDD

Absolute Maximum Ratings:

• Max supply voltage (VDD to GND): 7 V
• Max continuous input current (any pin except supply pins): ±10 mA
• Max junction temperature: 150 °C
• Storage temperature: -60 to 150 °C

Key Specs:

• Resolution: 12 bits (no missing codes)
• Data rates: 128, 250, 490, 920, 1600, 2400, 3300 SPS (variation ±10%)
• INL: 0.5 LSB max (DR = 128 SPS, FSR = ±2.048 V)
• Offset error: ±0.5 LSB max (FSR = ±2.048 V, differential inputs)
• Gain error: 0.05% typ, 0.25% max (FSR = ±2.048 V, TA = 25 °C)
• Supply current, operating: 150 μA typ, 200 μA max at 25 °C; 300 μA max over temperature (VDD = 3.3 V)
• Supply current, power-down: 0.5 μA typ, 2 μA max at 25 °C; 5 μA max over temperature
• Differential input impedance: 4.9 MΩ typ (FSR = ±2.048 V)
• I²C: fast mode up to 0.4 MHz, high-speed mode up to 3.4 MHz
• Thermal resistance RθJA (RUG X2QFN): 245.2 °C/W

Features:

• Ultra-small packages (X2QFN 1.5 mm × 2 mm × 0.4 mm; SOT 2.9 mm × 2.8 mm × 0.6 mm)
• Noise-free 12-bit resolution
• Single-cycle settling
• Internal low-drift voltage reference and internal oscillator
• Single-shot and continuous-conversion modes
• I²C interface with four pin-selectable addresses (ADDR pin)
• ADS1013: 1 single-ended or differential input, no PGA or comparator
• ADS1014/ADS1015 add PGA and programmable comparator; ADS1015 has 4 single-ended or 2 differential inputs
• ESD: ±2000 V HBM, ±500 V CDM

Applications:

• Portable instrumentation
• Battery voltage and current monitoring
• Temperature measurement systems
• Consumer electronics
• Factory automation and process control

Package:

• RUG: X2QFN-10, 1.5 mm × 2 mm
• DYN: SOT-10, 2.9 mm × 2.8 mm
• DGS: VSSOP-10, 3 mm × 4.9 mm

• Ultra-small packages:
• -X2QFN: 1.5mm × 2mm × 0.4mm
• -SOT: 2.9mm × 2.8mm × 0.6mm
• Noise-free resolution: 12 bits
• Wide supply range: 2.0V to 5.5V
• Low current consumption: 150μA (continuous-conversion mode)
• Programmable data rate: 128SPS to 3.3kSPS
• Single-cycle settling
• Internal low-drift voltage reference
• Internal oscillator
• I 2 C interface: Four pin-selectable addresses
• Operating temperature range: -40°C to +125°C
• Family of devices:
• -ADS1013: 1 single-ended (SE) or differential (DE) input
• -ADS1014: 1 single-ended or differential input with comparator and PGA
• -ADS1015: 4 single-ended or 2 differential inputs with comparator and PGA

• Portable instrumentation
• Battery voltage and current monitoring
• Temperature measurement systems
• Consumer electronics
• Factory automation and process control

Figure 5-1. RUG Package, 10-Pin (Top View)

Figure 5-2. DYN and DGS Packages, 10-Pin (Top View)

Table 5-1. Pin Functions: RUG, DYN, and DGS Packages

• (1) See the Unused Inputs and Outputs section for unused pin connections.

at VDD = 3.3V, data rate = 128SPS, and full-scale input-voltage range (FSR) = ±2.048V (unless otherwise noted); maximum and minimum specifications apply from TA = -40°C to +125°C; typical specifications are at TA = 25°C

over operating ambient temperature range (unless otherwise noted) (1)

The following sections give example circuits and suggestions for using the ADS101x in various situations.

• (1) For more information, see the Mechanical, Packaging, and Orderable Information .
• (2) The package size (length × width) is a nominal value and includes pins, where applicable.