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X9259US24Z Datasheet(PDF) 3 Page - Intersil Corporation |
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X9259US24Z Datasheet(HTML) 3 Page - Intersil Corporation |
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3 / 21 page  3 FN8169.2 September 16, 2005 Circuit Level Applications • Vary the gain of a voltage amplifier • Provide programmable dc reference voltages for comparators and detectors • Control the volume in audio circuits • Trim out the offset voltage error in a voltage amplifier circuit • Set the output voltage of a voltage regulator • Trim the resistance in Wheatstone bridge circuits • Control the gain, characteristic frequency and Q-factor in filter circuits • Set the scale factor and zero point in sensor signal conditioning circuits • Vary the frequency and duty cycle of timer ICs • Vary the dc biasing of a pin diode attenuator in RF circuits • Provide a control variable (I, V, or R) in feedback circuits System Level Applications • Adjust the contrast in LCD displays • Control the power level of LED transmitters in communication systems • Set and regulate the DC biasing point in an RF power amplifier in wireless systems • Control the gain in audio and home entertainment systems • Provide the variable DC bias for tuners in RF wireless systems • Set the operating points in temperature control systems • Control the operating point for sensors in industrial systems • Trim offset and gain errors in artificial intelligent systems Pin Configuration Pin Assignments PIN (SOIC/ TSSOP) SYMBOL FUNCTION 2 A0 Device Address for 2-Wire bus. (See Note 1) 3RW3 Wiper Terminal of DCP3 4RH3 High Terminal of DCP3 5RL3 Low Terminal of DCP3 6 NC1 Must be left unconnected 7VCC System Supply Voltage 8RL0 Low Terminal of DCP0 9RH0 High Terminal of DCP0 10 RW0 Wiper Terminal of DCP0 11 A2 Device Address for 2-Wire bus. (See Note 1) 12 WP Hardware Write Protect – Active Low 13 SDA Serial Data Input/Output for 2-Wire bus. 14 A1 Device Address for 2-Wire bus. (See Note 1) 15 RL1 Low Terminal of DCP1 16 RH1 High Terminal of DCP1 17 RW1 Wiper Terminal of DCP1 18 VSS System Ground 20 RW2 WiperTerminal of DCP2 21 RH2 High Terminal of DCP2 22 RL2 Low Terminal of DCP2 23 SCL Serial Clock for 2-Wire bus. 24 A3 Device Address for 2-Wire bus. (See Note 1) 6, 19 NC No Connect 1 DNC Do Not Connect Note 1: A0-A3 Device address pins must be tied to a logic level. DNC A0 RW3 NC VCC RL0 1 2 3 4 5 6 7 8 9 10 24 23 22 21 20 19 18 17 16 15 A3 SCL RL2 RH2 RW2 NC VSS RW1 RH1 RL1 SOIC/TSSOP X9259 RH3 14 13 11 12 RL3 RH0 RW0 A2 A1 SDA WP X9259 |
Similar Part No. - X9259US24Z |
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