ZHCSNR2A December   2021  – May 2024 DAC43508 , DAC53508 , DAC63508

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 Pin Configurations and Functions
  6. 5 Specifications
    1. 5.1  Absolute Maximum Ratings
    2. 5.2  ESD Ratings
    3. 5.3  Recommended Operating Conditions
    4. 5.4  Thermal Information
    5. 5.5  Electrical Characteristics
    6. 5.6  Timing Requirements: SPI
    7. 5.7  Timing Requirements: Logic
    8. 5.8  Timing Diagrams
    9. 5.9  Typical Characteristics: Static Performance
    10. 5.10 Typical Characteristics: Dynamic Performance
    11. 5.11 Typical Characteristics: General
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Digital-to-Analog Converter (DAC) Architecture
        1. 6.3.1.1 DAC Transfer Function
        2. 6.3.1.2 DAC Register Update and LDAC Functionality
        3. 6.3.1.3 CLR Functionality
        4. 6.3.1.4 Output Amplifier
      2. 6.3.2 Reference
      3. 6.3.3 Power-On Reset (POR)
      4. 6.3.4 Software Reset
    4. 6.4 Device Functional Modes
      1. 6.4.1 Power-Down Mode
    5. 6.5 Programming
      1. 6.5.1 Serial Peripheral Interface (SPI)
  8. 7 Register Map
    1. 7.1 DEVICE_CONFIG Register (address = 01h) [reset = 00FFh]
    2. 7.2 STATUS_TRIGGER Register (address = 02h) [reset = 0000h]
    3. 7.3 BRDCAST Register (address = 03h) [reset = 0000h]
    4. 7.4 DACn_DATA Register (address = 08h to 0Fh) [reset = 0000h]
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 Programmable LED Biasing
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curve
      2. 8.2.2 Programmable Window Comparator
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
        3. 8.2.2.3 Application Curve
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Documentation Support
      1. 9.1.1 Related Documentation
    2. 9.2 接收文档更新通知
    3. 9.3 支持资源
    4. 9.4 Trademarks
    5. 9.5 静电放电警告
    6. 9.6 术语表
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

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订购信息

5.5 Electrical Characteristics

all minimum and maximum values at TA = –40°C to +125°C and all typical values at TA = 25°C, 1.8 V ≤ VDD ≤ 5.5 V, VREFIN = 2.5 V for VDD ≥ 2.7 V, VREFIN = 1.8 V for VDD ≤ 2.7 V, RL= 5 kΩ to AGND, CL = 200 pF to AGND, and digital inputs at VDD or AGND (unless otherwise noted) 
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
STATIC PERFORMANCE
Resolution  DAC63508  12 Bits
DAC53508 10
DAC43508 8
INL Integral nonlinearity(1)  DAC53508, DAC43508 –1 1 LSB
DAC63508 –4 4
DNL Differential nonlinearity(1) –1 1 LSB
Zero-code error Code 0d into DAC 6 12 mV
Zero-code-error temperature coefficient Code 0d into DAC ±5 µV/°C
Offset error(1) –0.5 0.25 0.5 %FSR
Offset-error temperature coefficient(1) ±0.0003 %FSR/°C
Gain error(1) –0.5 0.25 0.5 %FSR
Gain-error temperature coefficient(1) ±0.0004 %FSR/°C
Full-scale error(4) 2.7 V ≤ VDD ≤ 5.5 V –0.5 0.25 0.5 %FSR
1.8 V ≤ VDD ≤ 2.7 V –1 0.5 1
Full-scale-error temperature coefficient(4) ±0.0004 %FSR/°C
OUTPUT
VOUTX Output voltage 0 VDD V
CL Capacitive load(2) RL = Infinite 1 nF
2
Load regulation DAC at midscale,
‒10 mA ≤ IOUT ≤ +10 mA, VDD = 5.5 V		 0.1 mV/mA
Short-circuit current(3) VDD = 1.8 V 10 mA
VDD = 2.7 V 25
VDD = 5.5 V 50
Output voltage headroom To VDD, DAC output unloaded 0.05 V
Output voltage headroom(2) To VDD, load current = 10 mA at VDD = 5.5 V, load current = 3 mA at VDD = 2.7 V, load current = 1 mA at VDD = 1.8 V,
DAC code at full-scale		 10 %FSR
ZO DC output impedance DAC at midscale 0.25 Ω
DAC at code 32d 0.25
DAC at code 4064d 0.26
DC PSRR Power supply rejection ratio (dc) DAC at midscale, VDD = 5 V ±10% 0.25 mV/V
DYNAMIC PERFORMANCE
tsett Output voltage settling time 1/4 to 3/4 scale and 3/4 to 1/4 scale settling to 10%FSR, VDD = 5.5 V 10 µs
SR Slew rate VDD = 5.5 V 0.6 V/µs
Power-on glitch magnitude 110 mV
Vn Output noise f = 0.1 Hz to 10 Hz, DAC at midscale,
VDD = 5.5 V		 40 µVpp
Vn Output noise f = 0.1 Hz to 100 kHz, DAC at midscale, 
VDD = 5.5 V		 0.05 mVrms
Vn Output noise density f = 1 kHz, DAC at midscale, VDD = 5.5 V 0.2 µV/√Hz
f = 10 kHz, DAC at midscale, VDD = 5.5 V 0.2
AC PSRR Power-supply rejection ratio (ac) 200-mV, 50-Hz or 60-Hz sine wave superimposed on power-supply voltage, DAC at midscale –71 dB
Channel-to-channel ac crosstalk Full-scale swing on adjacent channel 1.5 nV-s
Channel-to-channel dc crosstalk Full-scale swing on all channels, measured channel at zero-scale or
full-scale		 0.2 LSB
Code change glitch impulse ±1-LSB change around midscale (including feedthrough) 10 nV-s
Code change glitch impulse magnitude ±1-LSB change around midscale (including feedthrough) 25 mV
VOLTAGE REFERENCE INPUT
Reference input impedance All channels powered on 24 kΩ
Reference input capacitance 50 pF
DIGITAL INPUTS
Digital feedthrough SCLK = 1 MHz, DAC output static at midscale 20 nV-s
Pin capacitance Per pin 10 pF
POWER
IDD Current flowing into VDD Normal mode, all DACs at full-scale,
digital interface static 		3 5 mA
All DAC channels powered down 50 µA
(1) End point fit between codes: code 32d to 4064d for 12 bit, code 8d to code 1016d for 10 bit, code 2d to code 252d for 8 bit.
(2) Characterized by design. Not production tested.
(3) Full-scale output shorted per channel to AGND or zero-scale output shorted to VDD.
(4) Code 4095d into DAC, no headroom.
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