参数资料
型号: EVAL-AD7693CBZ
厂商: Analog Devices Inc
文件页数: 5/24页
文件大小: 0K
描述: BOARD EVALUATION FOR AD7693
标准包装: 1
系列: PulSAR®
ADC 的数量: 1
位数: 16
采样率(每秒): 500k
数据接口: 串行
输入范围: ±VREF
在以下条件下的电源(标准): 18mW @ 500kSPS
工作温度: -40°C ~ 85°C
已用 IC / 零件: AD7693
已供物品:
相关产品: AD7693BRMZRL7-ND - IC ADC 16BIT 500KSPS 10-MSOP
AD7693BCPZRL7TR-ND - IC ADC 16BIT 500KSPS 10-LFCSP
AD7693BRMZ-ND - IC ADC 16BIT 500KSPS 10-MSOP
AD7693BCPZRL-ND - IC ADC 16BIT 500KSPS 10LFCSP
AD7693
Rev. A | Page 13 of 24
Transfer Functions
The ideal transfer characteristic for the AD7693 is shown in
100...000
100...001
100...010
011...101
011...110
011...111
ADC
CO
DE
(
T
W
O
S
CO
M
P
L
E
M
E
NT
)
ANALOG INPUT
+FSR – 1.5LSB
+FSR – 1LSB
–FSR + 1LSB
–FSR
–FSR + 0.5LSB
0
63
94
-0
25
Figure 26. ADC Ideal Transfer Function
Table 7. Output Codes and Ideal Input Voltages
Description
Analog Input
VREF = 5 V
Digital Output
Code (Hex)
FSR 1 LSB
+4.999847 V
Midscale + 1 LSB
+152.6 μV
0x0001
Midscale
0 V
0x0000
Midscale 1 LSB
152.6 μV
0xFFFF
FSR + 1 LSB
4.999847 V
0x8001
FSR
5 V
0x80002
1 This is also the code for an overranged analog input (VIN+ VIN above VREF VGND).
2 This is also the code for an underranged analog input (VIN+ VIN below VGND).
TYPICAL CONNECTION DIAGRAM
Figure 27 shows an example of the recommended connection
diagram for the AD7693 when multiple supplies are available.
AD7693
REF
GND
VDD
IN–
IN+
VIO
SDI
SCK
SDO
CNV
3- OR 4-WIRE INTERFACE5
100nF
5V
10F2
V+
V–
1.8V TO VDD
REF1
0TO VREF
2.7nF
4
V+
V–
VREF TO 0
2.7nF
ADA4841-23
4
1SEE REFERENCE SECTION FOR REFERENCE SELECTION.
2CREF IS USUALLY A 10F CERAMIC CAPACITOR (X5R).
3SEE TABLE 8 FOR ADDITIONAL RECOMMENDED AMPLIFIERS.
4OPTIONAL FILTER. SEE ANALOG INPUT SECTION.
5SEE THE DIGITAL INTERFACE SECTION FOR MOST CONVENIENT INTERFACE MODE.
33
0
63
94
-0
26
Figure 27. Typical Application Diagram with Multiple Supplies
相关PDF资料
PDF描述
EVAL-AD7676CBZ BOARD EVALUATION FOR AD7676
LGU2W820MELZ CAP ALUM 82UF 450V 20% SNAP
EBM22DCMN-S288 CONN EDGECARD 44POS .156 EXTEND
MPC8306-SOM MODULE BOARD FOR MPC830X
EVAL-AD7610CBZ BOARD EVALUATION FOR AD7610
相关代理商/技术参数
参数描述
EVAL-AD7693SDZ 功能描述:数据转换 IC 开发工具 EVAL BOARD 16-bit ADC 500kSPS RoHS:否 制造商:Texas Instruments 产品:Demonstration Kits 类型:ADC 工具用于评估:ADS130E08 接口类型:SPI 工作电源电压:- 6 V to + 6 V
EVAL-AD7694CB 制造商:Analog Devices 功能描述:
EVAL-AD7694CB1 制造商:AD 制造商全称:Analog Devices 功能描述:16-Bit, 250 kSPS PulSAR ADC in MSOP
EVAL-AD7694CBZ 功能描述:BOARD EVALUATION FOR AD7694 RoHS:是 类别:编程器,开发系统 >> 评估板 - 模数转换器 (ADC) 系列:PulSAR® 产品培训模块:Obsolescence Mitigation Program 标准包装:1 系列:- ADC 的数量:1 位数:12 采样率(每秒):94.4k 数据接口:USB 输入范围:±VREF/2 在以下条件下的电源(标准):- 工作温度:-40°C ~ 85°C 已用 IC / 零件:MAX11645 已供物品:板,软件
EVAL-AD7694SDZ 功能描述:数据转换 IC 开发工具 EVALUATION BOARD RoHS:否 制造商:Texas Instruments 产品:Demonstration Kits 类型:ADC 工具用于评估:ADS130E08 接口类型:SPI 工作电源电压:- 6 V to + 6 V