| Part Number | AD7327BRUZ-REEL | AD7322BRUZ-REEL | 
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | 
| Category | Data Acquisition - Analog to Digital Converters (ADC) | Data Acquisition - Analog to Digital Converters (ADC) | 
|   |   | |
| Product Status | Active | Obsolete | 
| Number of Bits | 12 | 12 | 
| Sampling Rate (Per Second) | 500k | 1M | 
| Number of Inputs | 2, 3, 4 | 1, 2 | 
| Input Type | Differential, Pseudo-Differential, Single Ended | Differential, Pseudo-Differential, Single Ended | 
| Data Interface | SPI, DSP | SPI, DSP | 
| Configuration | MUX-S/H-ADC | MUX-S/H-ADC | 
| Ratio - S/H:ADC | 1:1 | 1:1 | 
| Number of A/D Converters | 1 | 1 | 
| Architecture | SAR | SAR | 
| Reference Type | External, Internal | External, Internal | 
| Voltage - Supply, Analog | ±12V ~ 16.5V | ±12V ~ 16.5V | 
| Voltage - Supply, Digital | 2.7V ~ 5.25V | 2.7V ~ 5.25V | 
| Features | Temperature Sensor, True Bipolar | True Bipolar | 
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | 
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) | 14-TSSOP (0.173", 4.40mm Width) | 
| Supplier Device Package | 20-TSSOP | 14-TSSOP | 
| Mounting Type | Surface Mount | Surface Mount |