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| Part Number | TSB43AB23PDT | STSB43AB23PDT | TSB43AB21PDT | TSB43AB22PDT | 
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | 
| Product Status | Active | Obsolete | Obsolete | Not For New Designs | 
| Protocol | IEEE 1394 | IEEE 1394 | IEEE 1394 | IEEE 1394 | 
| Function | Physical Layer Controller | Physical Layer Controller | Physical Layer Controller | Physical Layer Controller | 
| Interface | PCI | PCI | PCI | PCI | 
| Standards | IEEE 1394-1995, 1394a-2000, OHCI, Firewire™, i.Link™ | IEEE 1394a-2000, OHCI, FireWire, i.LINK | IEEE 1394-1995, 1394a-2000, OHCI, Firewire™, i.Link™ | IEEE 1394-1995, 1394a-2000, OHCI, Firewire™, i.Link™ | 
| Voltage - Supply | 3V ~ 3.6V | 3V ~ 3.6V | 3.3V | 3V ~ 3.6V | 
| Current - Supply | - | - | - | - | 
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | - | 0°C ~ 70°C | 
| Package / Case | 128-TQFP | 128-TQFP | 128-TQFP | 128-TQFP | 
| Supplier Device Package | 128-TQFP (14x14) | 128-TQFP (14x14) | 128-TQFP (14x14) | 128-TQFP (14x14) |