Datasheet AD7656, AD7657, AD7658 (Analog Devices) - 2
| 制造商 | Analog Devices |
| 描述 | 250 kSPS, 6-Channel,SimultaneousSampling, Bipolar 12-Bit A/D Converter |
| 页数 / 页 | 32 / 2 — AD7656/AD7657/AD7658. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY. … |
| 修订版 | D |
| 文件格式/大小 | PDF / 595 Kb |
| 文件语言 | 英语 |
AD7656/AD7657/AD7658. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY. 3/12—Rev. C to Rev D. 4/06—Rev. 0 to Rev. A
该数据表的模型线
文件文字版本
link to page 1 link to page 1 link to page 1 link to page 1 link to page 1 link to page 2 link to page 3 link to page 3 link to page 5 link to page 7 link to page 9 link to page 10 link to page 10 link to page 10 link to page 11 link to page 14 link to page 18 link to page 20 link to page 20 link to page 21 link to page 21 link to page 21 link to page 22 link to page 22 link to page 29 link to page 29 link to page 29 link to page 30 link to page 30
AD7656/AD7657/AD7658 Data Sheet TABLE OF CONTENTS
Features .. 1 Typical Performance Characteristics ... 14 Applications ... 1 Terminology .. 18 Functional Block Diagram .. 1 Theory of Operation .. 20 General Description ... 1 Converter Details ... 20 Product Highlights ... 1 ADC Transfer Function ... 21 Revision History ... 2 Reference Section ... 21 Specifications ... 3 Typical Connection Diagram ... 21 AD7656 .. 3 Driving the Analog Inputs .. 22 AD7657 .. 5 Interface Section ... 22 AD7658 .. 7 Application Hints ... 29 Timing Specifications .. 9 Layout .. 29 Absolute Maximum Ratings .. 10 Power Supply Configuration... 29 Thermal Resistance .. 10 Outline Dimensions ... 30 ESD Caution .. 10 Ordering Guide .. 30 Pin Configuration and Function Descriptions ... 11
REVISION HISTORY 3/12—Rev. C to Rev D 4/06—Rev. 0 to Rev. A
Changes to Figure 26 .. 22 Added AD7657/AD7658 parts ... Universal
8/10—Rev. B to Rev. C
Changes to Table 1 ... 3 Changes to t1 Unit in Table 4 ... 9 Changes to Table 5 .. 10 Changes to VDD to AVCC Rating in Table 5 .. 10 Added Power Supply Configuration Section .. 29
3/06—Revision 0: Initial Version
Added Figure 36 .. 29 VDD to AVCC
1/10—Rev. A to Rev. B
Changes to Unit of DC Accuracy Parameter, Table 1 .. 3 Changes to DC Accuracy Parameter, Table 2 ... 5 Changes to DC Accuracy Parameter, Table 3 ... 7 Changes to Terminology Section.. 18 Updated Outline Dimensions ... 30 Changes to Ordering Guide .. 30 Rev. D | Page 2 of 32 Document Outline Features Applications Functional Block Diagram General Description Product Highlights Table of Contents Revision History Specifications AD7656 AD7657 AD7658 Timing Specifications Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Terminology Theory of Operation Converter Details Track-and-Hold Section Analog Input Section ADC Transfer Function Reference Section Typical Connection Diagram Driving the Analog Inputs Interface Section Parallel Interface (SER/ = 0) Software Selection of ADCs Changing the Analog Input Range (/S SEL = 0) Changing the Analog Input Range (/S SEL = 1) Serial Interface (SER/ = 1) Serial Read Operation Daisy-Chain Mode (DCEN = 1, SER/ = 1) Standby/Partial Power-Down Modes of Operation Application Hints Layout Power Supply Configuration Outline Dimensions Ordering Guide
AD7656/AD7657/AD7658 Data Sheet TABLE OF CONTENTS
Features .. 1 Typical Performance Characteristics ... 14 Applications ... 1 Terminology .. 18 Functional Block Diagram .. 1 Theory of Operation .. 20 General Description ... 1 Converter Details ... 20 Product Highlights ... 1 ADC Transfer Function ... 21 Revision History ... 2 Reference Section ... 21 Specifications ... 3 Typical Connection Diagram ... 21 AD7656 .. 3 Driving the Analog Inputs .. 22 AD7657 .. 5 Interface Section ... 22 AD7658 .. 7 Application Hints ... 29 Timing Specifications .. 9 Layout .. 29 Absolute Maximum Ratings .. 10 Power Supply Configuration... 29 Thermal Resistance .. 10 Outline Dimensions ... 30 ESD Caution .. 10 Ordering Guide .. 30 Pin Configuration and Function Descriptions ... 11
REVISION HISTORY 3/12—Rev. C to Rev D 4/06—Rev. 0 to Rev. A
Changes to Figure 26 .. 22 Added AD7657/AD7658 parts ... Universal
8/10—Rev. B to Rev. C
Changes to Table 1 ... 3 Changes to t1 Unit in Table 4 ... 9 Changes to Table 5 .. 10 Changes to VDD to AVCC Rating in Table 5 .. 10 Added Power Supply Configuration Section .. 29
3/06—Revision 0: Initial Version
Added Figure 36 .. 29 VDD to AVCC
1/10—Rev. A to Rev. B
Changes to Unit of DC Accuracy Parameter, Table 1 .. 3 Changes to DC Accuracy Parameter, Table 2 ... 5 Changes to DC Accuracy Parameter, Table 3 ... 7 Changes to Terminology Section.. 18 Updated Outline Dimensions ... 30 Changes to Ordering Guide .. 30 Rev. D | Page 2 of 32 Document Outline Features Applications Functional Block Diagram General Description Product Highlights Table of Contents Revision History Specifications AD7656 AD7657 AD7658 Timing Specifications Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Terminology Theory of Operation Converter Details Track-and-Hold Section Analog Input Section ADC Transfer Function Reference Section Typical Connection Diagram Driving the Analog Inputs Interface Section Parallel Interface (SER/ = 0) Software Selection of ADCs Changing the Analog Input Range (/S SEL = 0) Changing the Analog Input Range (/S SEL = 1) Serial Interface (SER/ = 1) Serial Read Operation Daisy-Chain Mode (DCEN = 1, SER/ = 1) Standby/Partial Power-Down Modes of Operation Application Hints Layout Power Supply Configuration Outline Dimensions Ordering Guide