The switching stage of claim 4, wherein said first logic means (LOGIC1) comprises a NAND gate and wherein said second logic means (LOGIC2) comprises a NOR gate.Ħ. The switching stage of claim 1, wherein said first control means (CONTROL1) comprises, first sensing means (SENSE1), responsive to the second switch status signal (SW2) for providing a first enable signal (EN1), first logic means (LOGIC1), responsive to the input signal (INPUT) and the first enable signal (EN1) signal, for providing a first logic signal (L1), and first driving means (DRIVER1), responsive to the first logic signal (L1) for providing the first control signal (CTRL1) and wherein said second control means (CONTROL2) comprises, second sensing means (SENSE2), responsive to the first switch status signal (SW1) for providing a second enable signal (EN2), second logic means (LOGIC2), responsive to the input signal (INPUT) and the first enable signal (EN1) for providing a second logic signal (L2), and second driving means (DRIVER1), responsive to the second logic signal (L2) for providing the second control signal (CTRL2).ĥ.
#Totem pole output stage series#
The switching stage of claim 1, wherein said first switch means (SWITCH1) includes a PNP type field effect transistor (FET) and wherein said second switch means (SWITCH2) includes a NPN type field effect transistor (FET) and wherein said first and second switch means (SWITCH1, SWITCH2) are arranged in series between the first and second voltage levels and the output signal (OUTPUT) signal is connected to the drains of the PNP and NPN type field effect transistors (FETs).Ĥ. The switching stage of claim 1, wherein the output signal (OUTPUT) is switched to the first voltage level only when said second switch status signal (SW2) indicates that said second switch means (SWITCH2) is not conducting and wherein the output signal (OUTPUT) is switched to the second voltage level only when said first switch status signal (SW1) indicates that said first switch means (SWITCH1) is not conducting.ģ. second control means (CONTROL2), responsive to the input signal (INPUT) and the first switch status signal (SW1) for providing the second control signal (CTRL2), whereby the output signal (OUTPUT) is switched to either the first or second voltage level in response to the input signal (INPUT), but not both voltage levels simultaneously.Ģ. first control means (CONTROL1), responsive to the input signal (INPUT) and the second switch status signal (SW2), for providing the first control signal (CTRL1) and d. second switch means (SWITCH2), responsive to a second control signal (CTRL2) for switching the output signal (OUTPUT) to the second voltage level and for providing a second switch status signal (SW2), indicative of the conductive state of said second switch means (SWITCH2), c. first switch means (SWITCH1), responsive to a first control signal (CTRL1) for switching the output signal (OUTPUT) to the first voltage level and for providing a first switch status signal (SW1), indicative of the conductive state of said first switch means (SWITCH1) b. A switching stage for switching an output signal (OUTPUT) between a first voltage level and a second voltage level in response to an input signal (INPUT), said switching stage comprising: a.