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| Part Number | AD678AJ | AD679AJ | AD678BJ | AD678AD | 
|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | 
| Product Status | Active | Active | Obsolete | Obsolete | 
| Number of Bits | 12 | 14 | 12 | 12 | 
| Sampling Rate (Per Second) | 200k | 128k | 200k | 200k | 
| Number of Inputs | 1 | 1 | 1 | 1 | 
| Input Type | Single Ended | Single Ended | Single Ended | Single Ended | 
| Data Interface | Parallel | Parallel | Parallel | Parallel | 
| Configuration | S/H-ADC | S/H-ADC | S/H-ADC | S/H-ADC | 
| Ratio - S/H:ADC | 1:1 | 1:1 | 1:1 | 1:1 | 
| Number of A/D Converters | 1 | 1 | 1 | 1 | 
| Architecture | Flash | Flash | Flash | Flash | 
| Reference Type | Internal | External, Internal | Internal | Internal | 
| Voltage - Supply, Analog | ±12V | ±12V | ±12V | ±12V | 
| Voltage - Supply, Digital | 5V | 5V | 5V | 5V | 
| Features | - | - | - | - | 
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | 
| Package / Case | 44-CLCC (J-Lead) | 44-CLCC (J-Lead) | 44-CLCC (J-Lead) | 28-CDIP (0.600", 15.24mm) | 
| Supplier Device Package | 44-JLCC (16.39x16.39) | 44-JLCC (16.39x16.39) | 44-JLCC (16.39x16.39) | 28-CDIP | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Through Hole |