AD7945BR-REEL
  • Share:

Analog Devices Inc. AD7945BR-REEL

Manufacturer No:
AD7945BR-REEL
Manufacturer:
Analog Devices Inc.
Package:
Tape & Reel (TR)
Description:
IC DAC 12BIT A-OUT 20SOIC
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The AD7945BR-REEL is a +3.3 V/+5 V multiplying 12-bit Digital-to-Analog Converter (DAC) produced by Analog Devices, Inc. This device is part of the AD7943, AD7945, and AD7948 series, which are designed to offer superior speed and power consumption performance compared to their predecessors. The AD7945 features a 12-bit parallel interface, making it suitable for applications requiring high precision and fast data transfer.

Key Specifications

Parameter Value Units Comments
Resolution 12 Bits
Number of Channels 1
Interface Parallel
Operating Temperature Range -40 to 85 °C
Power (typ) 25 µW
Settling Time (typ) 600 ns To 0.01% with AD843
INL/DNL ±0.5 LSB
Digital Feedthrough 5 nV-s Typical
Total Harmonic Distortion -83 dB Typical
Output Noise Spectral Density @ 1 kHz 35 nV/√Hz Typical, VREF = 0 V

Key Features

  • 12-bit multiplying DAC with high precision and low power consumption.
  • Operates from a single +5 V supply (Normal Mode) and a single +3.3 V to +5 V supply (Biased Mode).
  • Fast interface with a 40 ns write pulsewidth.
  • Low glitch impulse of 60 nV-s with amplifier connected.
  • Fast settling time of 600 ns to 0.01% with AD843.
  • Available in 20-pin DIP, 20-pin SOP, and 20-pin SSOP packages.
  • Supports both offset binary and straight binary data input formats.

Applications

  • Battery-powered instrumentation.
  • Laptop computers.
  • Upgrades for all 754x series DACs (5 V designs).

Q & A

  1. What is the resolution of the AD7945BR-REEL?

    The AD7945BR-REEL has a resolution of 12 bits.

  2. What types of interfaces does the AD7945 support?

    The AD7945 supports a 12-bit parallel interface.

  3. What is the typical power consumption of the AD7945BR-REEL?

    The typical power consumption is 25 µW.

  4. What is the settling time of the AD7945BR-REEL?

    The settling time is typically 600 ns to 0.01% with AD843.

  5. What are the available package types for the AD7945BR-REEL?

    The device is available in 20-pin DIP, 20-pin SOP, and 20-pin SSOP packages.

  6. What is the operating temperature range of the AD7945BR-REEL?

    The operating temperature range is -40°C to 85°C.

  7. What is the typical digital feedthrough of the AD7945BR-REEL?

    The typical digital feedthrough is 5 nV-s.

  8. What is the total harmonic distortion of the AD7945BR-REEL?

    The total harmonic distortion is typically -83 dB.

  9. What is the output noise spectral density of the AD7945BR-REEL at 1 kHz?

    The output noise spectral density at 1 kHz is typically 35 nV/√Hz.

  10. In what applications is the AD7945BR-REEL commonly used?

    The AD7945BR-REEL is commonly used in battery-powered instrumentation, laptop computers, and as upgrades for all 754x series DACs (5 V designs).

Product Attributes

Number of Bits:12
Number of D/A Converters:1
Settling Time:600µs (Typ)
Output Type:Current - Unbuffered
Differential Output:No
Data Interface:Parallel
Reference Type:External
Voltage - Supply, Analog:5V
Voltage - Supply, Digital:5V
INL/DNL (LSB):±0.5 (Max), ±0.5 (Max)
Architecture:R-2R
Operating Temperature:-40°C ~ 85°C
Package / Case:20-SOIC (0.295", 7.50mm Width)
Supplier Device Package:20-SOIC
Mounting Type:Surface Mount
0 Remaining View Similar

In Stock

$6.63
126

Please send RFQ , we will respond immediately.

Same Series
AD7943ARSZ-B
AD7943ARSZ-B
IC DAC 12BIT A-OUT 20SSOP
AD7945ANZ-B
AD7945ANZ-B
IC DAC 12BIT A-OUT 20DIP
AD7945ARSZ-BREEL
AD7945ARSZ-BREEL
IC DAC 12BIT A-OUT 20SSOP
AD7948BRZ-REEL
AD7948BRZ-REEL
IC DAC 12BIT A-OUT 20SOIC
AD7948BRSZ-REEL
AD7948BRSZ-REEL
IC DAC 12BIT A-OUT 20SSOP
AD7943ARS-B
AD7943ARS-B
IC DAC 12BIT A-OUT 20SSOP
AD7943BN
AD7943BN
IC DAC 12BIT A-OUT 16DIP
AD7943BRS-REEL
AD7943BRS-REEL
IC DAC 12BIT A-OUT 20SSOP
AD7945AN-B
AD7945AN-B
IC DAC 12BIT A-OUT 20DIP
AD7945ARS-B
AD7945ARS-B
IC DAC 12BIT A-OUT 20SSOP
AD7948ANZ-B
AD7948ANZ-B
IC DAC 12BIT A-OUT 20DIP
AD7945BR-REEL
AD7945BR-REEL
IC DAC 12BIT A-OUT 20SOIC

Similar Products

Part Number AD7945BR-REEL AD7945BRZ-REEL AD7945BRS-REEL AD7943BR-REEL
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Product Status Obsolete Active Obsolete Obsolete
Number of Bits 12 12 12 12
Number of D/A Converters 1 1 1 1
Settling Time 600µs (Typ) 600µs (Typ) 600µs (Typ) 600µs (Typ)
Output Type Current - Unbuffered Current - Unbuffered Current - Unbuffered Current - Unbuffered
Differential Output No No No No
Data Interface Parallel Parallel Parallel Serial
Reference Type External External External External
Voltage - Supply, Analog 5V 5V 5V 5V
Voltage - Supply, Digital 5V 5V 5V 5V
INL/DNL (LSB) ±0.5 (Max), ±0.5 (Max) ±0.5 (Max), ±0.5 (Max) ±0.5 (Max), ±0.5 (Max) ±0.5 (Max), ±0.5 (Max)
Architecture R-2R R-2R R-2R R-2R
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Package / Case 20-SOIC (0.295", 7.50mm Width) 20-SOIC (0.295", 7.50mm Width) 20-SSOP (0.209", 5.30mm Width) 16-SOIC (0.295", 7.50mm Width)
Supplier Device Package 20-SOIC 20-SOIC 20-SSOP 16-SOIC
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount

Related Product By Categories

DAC124S085CIMM/NOPB
DAC124S085CIMM/NOPB
Texas Instruments
IC DAC 12BIT V-OUT 10VSSOP
AD7840JNZ
AD7840JNZ
Analog Devices Inc.
IC DAC 14BIT V-OUT 24DIP
AD5338BRMZ
AD5338BRMZ
Analog Devices Inc.
IC DAC 10BIT V-OUT 8MSOP
AD5582YRVZ
AD5582YRVZ
Analog Devices Inc.
IC DAC 12BIT V-OUT 48TSSOP
AD7945ARSZ-BREEL
AD7945ARSZ-BREEL
Analog Devices Inc.
IC DAC 12BIT A-OUT 20SSOP
AD9780BCPZRL
AD9780BCPZRL
Analog Devices Inc.
IC DAC 12BIT A-OUT 72LFCSP
AD5570WRSZ-REEL7
AD5570WRSZ-REEL7
Analog Devices Inc.
IC DAC 16BIT V-OUT 16SSOP
AD558JN
AD558JN
Analog Devices Inc.
IC DAC 8BIT V-OUT 16DIP
AD7224LP
AD7224LP
Analog Devices Inc.
IC DAC 8BIT V-OUT 20PLCC
AD9708ARRL
AD9708ARRL
Analog Devices Inc.
IC DAC 8BIT 100MSPS 28-SOIC
AD9777BSVRL
AD9777BSVRL
Analog Devices Inc.
IC DAC 16BIT DUAL 160MSPS 80TQFP
DAC902EG4
DAC902EG4
Texas Instruments
IC DAC 12BIT A-OUT 28TSSOP

Related Product By Brand

LTC2353ILX-16#PBF
LTC2353ILX-16#PBF
Analog Devices Inc.
IC ADC 16BIT SAR 48LQFP
LTC1865LACS8#PBF
LTC1865LACS8#PBF
Analog Devices Inc.
IC ADC 16BIT SAR 8SOIC
AD976CR
AD976CR
Analog Devices Inc.
IC ADC 16BIT SAR 28SOIC
AD5252BRU100-RL7
AD5252BRU100-RL7
Analog Devices Inc.
IC DGT POT 100KOHM 256TP 14TSSOP
AD53032JSTP
AD53032JSTP
Analog Devices Inc.
IC DVR/COMP W/HEATSINK 52-LQFP
ADV7180WBSTZ
ADV7180WBSTZ
Analog Devices Inc.
IC VIDEO DECODER 64LQFP
AD8280WASTZ-RL
AD8280WASTZ-RL
Analog Devices Inc.
IC BATT MON LI-ION 3-6CEL 48LQFP
ADE9153AACPZ
ADE9153AACPZ
Analog Devices Inc.
1 PH MTR IC W/AUTO CALIBRATION
ADM6713ZAKSZ-REEL7
ADM6713ZAKSZ-REEL7
Analog Devices Inc.
IC SUPERVISOR 1 CHANNEL SC70-4
ADM1260ACPZ-RL7
ADM1260ACPZ-RL7
Analog Devices Inc.
IC SUPERVISOR 10 CHANNEL 40LFCSP
LT8643SIV#PBF
LT8643SIV#PBF
Analog Devices Inc.
IC REG BUCK ADJUSTABLE 6A 24LQFN
ADUM1401WTRWZ35
ADUM1401WTRWZ35
Analog Devices Inc.
ADUM1401 - QUAD-CHANNEL DIGITAL