| Part Number | AD1981BJST | AD1981AJST |
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. |
| Category | Interface - CODECs | Interface - CODECs |
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| Product Status | Obsolete | Obsolete |
| Type | Audio Codec '97 | Audio Codec '97 |
| Data Interface | Serial | Serial |
| Resolution (Bits) | 16, 20 b | 16, 20 b |
| Number of ADCs / DACs | 4 / 2 | 4 / 2 |
| Sigma Delta | No | No |
| S/N Ratio, ADCs / DACs (db) Typ | - | - |
| Dynamic Range, ADCs / DACs (db) Typ | 85 / 90 | 85 / 90 |
| Voltage - Supply, Analog | 4.5V ~ 5.5V | 4.65V ~ 5.25V |
| Voltage - Supply, Digital | 3V ~ 3.47V | 3.15V ~ 3.45V |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 48-LQFP | 48-LQFP |
| Supplier Device Package | 48-LQFP (7x7) | 48-LQFP (7x7) |