AD5370 PDF Datasheet
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Description
This is Voltage-Output DACs. 40-Channel,16-Bit, Serial Input, Voltage Output DAC
AD5370
FEATURES
40-channel DAC in a 64-lead LFCSP and a 64-lead LQFP Guaranteed monotonic to 16 bits Maximum output voltage span of 4 × VREF (20 V) Nominal output voltage span of 4 V to +8 V Multiple, independent output spans available System calibration function allowing user-programmable
offset and gain Channel grouping and addressing features Thermal shutdown function DSP, microcontroller-compatible serial interface SPI serial interface
2.5 V to 5.5 V digital interface Digital reset (RESET) Clear function to user-defined SIGGNDx Simultaneous update of DAC outputs
APPLICATIONS
Level setting in automatic test equipment (ATE) Variable optical attenuators (VOA) Optical switches Industrial control systems Instrumentation
FUNCTIONAL BLOCK DIAGRAM
DVCC VDD VSS AGND DGND
LDAC
SYNC SDI
SCLK SDO
BUSY
RESET
CLR
CONTROL REGISTER
16
8 A, B SELECT 8
TO
REGISTER
MUX2
MUX 1
16 X1A REGISTER
16
X2A 16 REGISTER
16 X1B
X2B
16 REGIS.