| Part Number | TP3420AV309/NOPB | TP3420AV308/NOPB | 
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 
| Category | Interface - Telecom | Interface - Telecom | 
|   |   | |
| Product Status | Active | Obsolete | 
| Function | Transceiver | - | 
| Interface | ISDN | ISDN | 
| Number of Circuits | 1 | - | 
| Voltage - Supply | 4.75 ~ 5.25V | 4.75V ~ 5.25V | 
| Current - Supply | - | - | 
| Power (Watts) | - | - | 
| Operating Temperature | - | - | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 20-LCC (J-Lead) | 20-LCC (J-Lead) | 
| Supplier Device Package | 20-PLCC (9x9) | 20-PLCC (9x9) |