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AD7734

Features: ·High resolution ADC24 bits no missing codes±0.0025% nonlinearity·Optimized for fast channel switching18-bit p-p resolution (21 bits effective) at 500 Hz16-bit p-p resolution (19 bits effective) at 2 kHz14-bit p-p resolution (18 bits effective) at 15 kHz·On-chip per channel system calibr...

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SeekIC No. : 004270771 Detail

AD7734: Features: ·High resolution ADC24 bits no missing codes±0.0025% nonlinearity·Optimized for fast channel switching18-bit p-p resolution (21 bits effective) at 500 Hz16-bit p-p resolution (19 bits effe...

AD7734 Data Sheet

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Part Number:
AD7734
Supply Ability:
5000

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  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Product Details

Description



Features:

·High resolution ADC
24 bits no missing codes
±0.0025% nonlinearity
·Optimized for fast channel switching
18-bit p-p resolution (21 bits effective) at 500 Hz
16-bit p-p resolution (19 bits effective) at 2 kHz
14-bit p-p resolution (18 bits effective) at 15 kHz
·On-chip per channel system calibration
4 single-ended analog inputs
·Input ranges +5 V, ±5 V, +10 V, ±10 V
·Overvoltage tolerant
·Up to ±16.5 V not affecting adjacent channel
·Up to ±50 V absolute maximum
3-wire serial interface
·SPI™, QSPI™, MICROWIRE™, and DSP compatible
Schmitt trigger on logic inputs
Single-supply operation
5 V analog supply
3 V or 5 V digital supply
·Package: 28-lead TSSOP




Application

·PLCs/DCS
·Multiplexing applications
·Process control
·Industrial instrumentation




Pinout

AD7734 Diagram

Connection Diagram




Specifications

Resolution (Bits) 24bit
T-Put Rate 15.4kSPS
# Chan 4
Supply V Single(+5)
Pwr Diss 100mW
Interface Ser,SPI
Ain Range Bip 10V,Bip 5.0V,Uni 10V,Uni 5.0V
SNR (dB) n/a
Pkg Type SOP


Parameter
 Rating
AVDD to AGND, DVDD to DGND
 0.3 V to +7 V
AGND to DGND
 0.3 V to +0.3 V
AVDD to DVDD
 5 V to +5 V
AIN to AGND
 50 V to +50 V
BIAS to AGND
 0.3 V to AVDD + 0.3 V
REFIN+, REFIN to AGND
 0.3 V to AVDD + 0.3 V
MUX0, INTBIAS to AGND
 0.3 V to AVDD + 0.3 V
P0, P1 Voltage to AGND
 0.3 V to AVDD + 0.3 V
P0, P1 Current (TMAX = 70°C)
 8 mA
P0, P1 Current (TMAX = 85°C)
 5 mA
P0, P1 Current (TMAX = 105°C)
 2.5 mA
Digital Input Voltage to DGND
 0.3 V to DVDD + 0.3 V
Digital Output Voltage to DGND
 0.3 V to DVDD + 0.3 V
Operating Temperature Range
 40°C to +105°C
Storage Temperature Range
 65°C to +150°C
Junction Temperature
 150°C
TSSOP Package, Power Dissipation
 660 mW
JA Thermal Impedance
 97.9°C/W
Lead Temperature, Soldering
Vapor Phase (60 sec)
 215°C
Infrared (15 sec)
 220°C





Description

The AD7734 is a high precision, high throughput analog front end. True 16-bit peak-to-peak resolution is achievable with total conversion times of 500 s (2 kHz channel switching) making it ideally




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