ADS8166IRHBR Integrated Circuit IC Chip
8-Channel 16-Bit 1-MSPS SAR ADC With Direct Sensor Interface Package 32-VQFN
Product Status
|
Active
|
|
Number of Bits
|
16
|
|
Sampling Rate (Per Second)
|
250k
|
|
Number of Inputs
|
8
|
|
Input Type
|
Pseudo-Differential, Single Ended
|
|
Data Interface
|
SPI
|
|
Configuration
|
MUX-ADC
|
|
Ratio - S/H:ADC
|
0:1
|
|
Number of A/D Converters
|
1
|
|
Architecture
|
SAR
|
|
Reference Type
|
External, Internal
|
|
Voltage - Supply, Analog
|
3V ~ 5.5V
|
|
Voltage - Supply, Digital
|
1.65V ~ 5.5V
|
|
Features
|
Internal Oscillator
|
|
Operating Temperature
|
-40°C ~ 125°C
|
|
Package / Case
|
32-VFQFN Exposed Pad
|
|
Supplier Device Package
|
32-VQFN (5x5)
|
|
Mounting Type
|
Surface Mount
|
Features
• Compact low-power data acquisition system:
– MUX breakout enables single external driver
amplifier
– 16-bit SAR ADC
– Low-drift integrated reference and buffer
– 0.5 × VREF output for analog input DC biasing
• Excellent AC and DC performance:
– SNR: 92 dB, THD: –110 dB
– INL: ±0.3 LSB, 16-bit no missing codes
• Multiplexer with channel sequencer:
– Multiple channel-sequencing options:
– Manual mode, on-the-fly mode, auto
sequence mode, custom channel
sequencing
– Early switching enables direct sensor interface
– Fast response time with on-the-fly mode
• System monitoring features:
– Per channel programmable window
comparator
– False trigger avoidance with programmable
hysteresis
• Enhanced-SPI digital interface:
– 1-MSPS throughput with 16-MHz SCLK
– High-speed, 70-MHz digital interface
• Wide operating range:
– External VREF input range: 2.5 V to 5 V
– AVDD from 3 V to 5.5 V
– DVDD from 1.65 V to 5.5 V
– –40°C to +125°C temperature range