14-Bit Voltage Output DAC
www.DataSheet4U.com
40-Channel, 3 V/5 V, Single-Supply, Serial, 14-Bit Voltage Output DAC AD5384
FEATURES
Guaranteed mo...
Description
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...
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