AD5384

www.DataSheet4U.com 40-Channel, 3 V/5 V, Single-Supply, Serial, 14-Bit Voltage Output DAC AD5384 FEATURES Guaranteed monotonic INL error: ±4 LSB max On-chip 1.25 V/2.5 V, 10 ppm/°C reference Temperature range: –40°C to +85°C Rail-to-rail output amplifier Power-down Package type: 100-lead CSPBGA (10 mm × 10 mm) User Interfaces: Serial (SPI-®/QSPI-™/MICROWIRE-™/DSP-compatible, featuring data readback) I2C-®compatible INTEGRATED FUNCTIONS Channel monitor Simultaneous output update via LDAC Clear function to user-programmable code Amplifier boost mode to optimize slew rate User-programmable offset and gain adjust Toggle mode enables square wave generation Thermal monitor APPLICATIONS Variable optical attenuators (VOA) Level setting (ATE) Optical micro-electro-mechanical systems (MEMS) Control systems Instrumentation FUNCTIONAL BLOCK DIAGRAM DVDD (×3) PD SYNC/AD 0 DCEN/AD 1 DGND (×4) AVDD (×5) AGND (×5) DAC GND (×5) REFGND REFOUT/REFIN SIGNAL GND (×5) AD5384 1.25V/2.5V REFERENCE 14 INPUT 14 REG 0 14 m REG 0 c REG 0 14 DAC 14 REG 0 DAC 0 VOUT0 SDO DIN/SDA SCLK/SCL SPI/I2C INTERFACE CONTROL LOGIC STATE MACHINE + CONTROL LOGIC 14 R R 14 INPUT 14 REG 1 14 14 m REG 1 c REG 1 14 DAC 14 REG 1 DAC 1 VOUT1 VOUT2 R R VOUT4 VOUT3 14 RESET BUSY CLR VOUT0……VOUT38 14 POWER-ON RESET INPUT 14 REG 6 14 14 m REG 6 c REG 6 14 DAC 14 REG 6 DAC 6 VOUT5 VOUT6 R R INPUT 14 REG 7 14 m REG 7 c REG 7 14 DAC 14 REG 7 DAC 7 VOUT7 VOUT8 R R 04652-0-001 39-TO-1 MUX 14 ×5 VOUT39...