Product Summary

The AD7705BNZ is a complete analog front end for low frequency measurement applications. This two-/three-channel device can accept low level input signals directly from a transducer and produce a serial digital output.

Parametrics

Absolute maximum ratings: (1)VDD to GND: -0.3μV to +7μV; (2)Analog Input Voltage to GND: -0.3 V to VDD + 0.3 V; (3)Reference Input Voltage to GND: -0.3 V to VDD + 0.3 V; (4)Digital Input Voltage to GND: -0.3 V to VDD + 0.3 V; (5)Digital Output Voltage to GND: -0.3 V to VDD + 0.3 V; (6)Operating Temperature Range: 0℃ to +85℃; (7)Storage Temperature Range: -5℃ to +150℃; (8)Junction Temperature: +150℃; (9)Plastic DIP Package, Power Dissipation: 450 mW; (10)qJA Thermal Impedance: 105℃/W; (11)Lead Temperature, (Soldering, 10 sec): +260℃.

Features

Features: (1)Two Fully Differential Input Channel ADCs; (2)Programmable Gain Front End Gains from 1 to 128; (3)Three-Wire Serial Interface; (4)Ability to Buffer the Analog Input; (5)2.7 V to 3.3 V or 4.75 V to 5.25 V Operation; (6)Power Dissipation 1 mW max @ 3V; (7)Standby Current 8 mA max; (8)16-Lead DIP, 16-Lead SOIC and TSSOP Packages.

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
AD7705BNZ
AD7705BNZ

IC ADC 16BIT 2CH 16-DIP
Data Sheet
0-1: $5.94
1-25: $4.87
25-100: $4.40
100-250: $4.04
250-500: $3.68
500-1000: $3.21
1000-2500: $3.17
Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
AD7701
AD7701
Other

Data Sheet
Negotiable 
AD7701AN
AD7701AN

IC ADC 16BIT LC2MOS 20-DIP
Data Sheet
0-18: $17.07
AD7701ANZ
AD7701ANZ

IC ADC 16BIT LC2MOS 20-DIP
Data Sheet
0-1: $17.31
1-10: $16.01
10-100: $13.68
100-250: $12.55
250-500: $11.95
500-1000: $11.54
AD7701AR
AD7701AR

IC ADC 16BIT LC2MOS 20-SOIC
Data Sheet
0-15: $16.57
AD7701ARS
AD7701ARS

IC ADC 16BIT LC2MOS MONO 28-SSOP
Data Sheet
0-14: $17.40
AD7701ARS-REEL
AD7701ARS-REEL

IC ADC 16BIT LC2MOS MONO 28-SSOP
Data Sheet
0-1500: $12.54