| VCA810AID | 
                                        Texas Instruments | 
                                        548 | 
                                        IC VARIABLE GAIN 1 CIRCUIT 8SOIC | 
                                    
                                                                    
                                        | VCA810AIDR | 
                                        Texas Instruments | 
                                        35,000 | 
                                        IC VARIABLE GAIN 1 CIRCUIT 8SOIC | 
                                    
                                                                    
                                        | VCA810ID | 
                                        Texas Instruments | 
                                        35,000 | 
                                        IC VARIABLE GAIN 1 CIRCUIT 8SOIC | 
                                    
                                                                    
                                        | VCA810IDG4 | 
                                        Texas Instruments | 
                                        35,000 | 
                                        IC VARIABLE GAIN 1 CIRCUIT 8SOIC | 
                                    
                                                                    
                                        | VCA810IDR | 
                                        Texas Instruments | 
                                        35,000 | 
                                        IC VARIABLE GAIN 1 CIRCUIT 8SOIC | 
                                    
                                                                    
                                        | VCA810IDRG4 | 
                                        Texas Instruments | 
                                        35,000 | 
                                        IC VARIABLE GAIN 1 CIRCUIT 8SOIC | 
                                    
                                                                    
                                        | VCA820ID | 
                                        Texas Instruments | 
                                        35,000 | 
                                        IC VARIABLE GAIN 1 CIRC 14SOIC | 
                                    
                                                                    
                                        | VCA820IDGSR | 
                                        Texas Instruments | 
                                        35,000 | 
                                        IC VARIABLE GAIN 1 CIRC 10VSSOP | 
                                    
                                                                    
                                        | VCA820IDGST | 
                                        Texas Instruments | 
                                        4 | 
                                        IC VARIABLE GAIN 1 CIRC 10VSSOP | 
                                    
                                                                    
                                        | VCA820IDR | 
                                        Texas Instruments | 
                                        35,000 | 
                                        IC VARIABLE GAIN 1 CIRC 14SOIC | 
                                    
                                                                    
                                        | VCA821ID | 
                                        Texas Instruments | 
                                        122 | 
                                        IC VARIABLE GAIN 1 CIRC 14SOIC | 
                                    
                                                                    
                                        | VCA821IDGSR | 
                                        Texas Instruments | 
                                        35,000 | 
                                        IC VARIABLE GAIN 1 CIRC 10VSSOP | 
                                    
                                                                    
                                        | VCA821IDGST | 
                                        Texas Instruments | 
                                        35,000 | 
                                        IC VARIABLE GAIN 1 CIRC 10VSSOP | 
                                    
                                                                    
                                        | VCA821IDR | 
                                        Texas Instruments | 
                                        35,000 | 
                                        IC VARIABLE GAIN 1 CIRC 14SOIC | 
                                    
                                                                    
                                        | VCA822ID | 
                                        Texas Instruments | 
                                        145 | 
                                        IC VARIABLE GAIN 1 CIRC 14SOIC |