Precision, 100關A Gain Selectable Amplifi er

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Class D/1-Bit Audio Power Output Stage

GENERAL DESCRIPTION The AD1991 is a 2-channel BTL or 4-channel single-ended class D audio power output stage. The part is configured during reset to be in either 2-channel mode or 4-channel mode. FEATURES Class D/1-Bit Audio Power Output Stage 5 V Analog and Digital Supply Voltages

FM Pager/FM Multiplex Tuner

Description The CXA1991N is a tuner IC designed for use in FM pagers and FM multiplex broadcasting. A receiver system can be configured by using the digital data output, in combination with a decoder. It has a battery save function and ultra-low power consumption. Features • Ultra-low power c

FM Pager/FM Multiplex Tuner

Description The CXA1991N is a tuner IC designed for use in FM pagers and FM multiplex broadcasting. A receiver system can be configured by using the digital data output, in combination with a decoder. It has a battery save function and ultra-low power consumption. Features • Ultra-low power c

MultiKey iButton

iButton DESCRIPTION The DS1991 MultiKey iButton is a rugged read/write data carrier that acts as three separate electronic keys, offering 1,152 bits of secure, nonvolatile memory. Each key is 384 bits long with distinct 64-bit password and public ID fields (Figure 1). The password field must be m

Three-Phase Brushless Motor Driver for Portable VCR Capstan Motors

Overview The LB1991V is a 3-phase brushless motor driver IC tha is optimal for driving the capstan motor in portable VCR products. Functions • 3-phase full-wave voltage drive technique (120° voltage-linear technique) • Torque ripple correction circuit (overlap correction) • Speed control tech