器件名称: AD5025BRUZ-REEL7
功能描述: Fully Accurate 12-/14-/16-Bit VOUT DAC SPI Interface 2.7 V to 5.5 V in a TSSOP
文件大小: 1767.18KB 共33页
简 介:Fully Accurate 12-/14-/16-Bit VOUT DAC SPI Interface 2.7 V to 5.5 V in a TSSOP
Preliminary Technical Data
FEATURES
Low power Dual 12-/14-/16 bit DAC, ± 1LSB INL Individual Voltage reference pins Rail-to-rail operation 2.7 V to 5.5 V power supply Power-on reset to zero scale or midscale Power down to 400 nA @ 5 V, 200 nA @ 3 V 3 power-down functions Per channel power-down Low glitch upon power up Hardware Power Down lock Out Capability Hardware LDAC with LDAC override function CLR Function to programmable code SDO daisy-chaining option 14 lead TSSOP Functional Block Diagrams
VDD LDAC INPUT REGISTER INTERFACE LOGIC INPUT REGISTER DAC REGISTER DAC B BUFFER VOUTB DAC REGISTER VREFA VREFB
AD5025/45/65
SCLK
DAC A
BUFFER
VOUTA
SYNC
DIN
PDL
AD5025/AD5045R/AD5065
POWER-ON RESET POWER-DOWN LOGIC
0000-001
SDO
LDAC CLR
GND
POR
Figure 1.AD5025/45/65
Table 1. Related Devices
Part No. AD5666 AD5066 AD5064/44/24 AD5063/62 AD5061 AD5060/40 Description Quad,16-bit buffered D/A,16 LSB INL, TSSOP Quad,16-bit unbuffered D/A,1 LSB INL, TSSOP Quad 16-bit nanoDAC, 1 LSB INL, TSSOP 16-bit nanoDAC, 1 LSB INL, MSOP 16-/14bit nanoDAC, 4 LSB INL, SOT-23 16-/14bit nanoDAC, 1 LSB INL, SOT-23
APPLICATIONS
Process control Data acquisition systems Portable battery-powered instruments Digital gain and offset adjustment Programmable voltage and current sources Programmable attenuators
GENERAL DESCRIPTION
The AD5025/45/65 are low power, dual 12-/14-/16-bit buffered voltage-out DACs offering rela……