参数资料
型号: EVAL-AD7738EBZ
厂商: Analog Devices Inc
文件页数: 2/28页
文件大小: 0K
描述: BOARD EVAL FOR AD7738
标准包装: 1
ADC 的数量: 1
位数: 24
采样率(每秒): 15.4k
数据接口: 串行
输入范围: ±2.5 V
在以下条件下的电源(标准): 85mW @ 5V
工作温度: -40°C ~ 105°C
已用 IC / 零件: AD7738
已供物品:
相关产品: AD7738BRUZ-REEL7-ND - IC ADC 24BIT 8CH SIG-DEL 28TSSOP
AD7738BRUZ-REEL-ND - IC ADC 24BIT 8CH SIG-DEL 28TSSOP
AD7738BRUZ-ND - IC ADC 24BIT 8-CH 28-TSSOP
AD7738BRU-REEL7-ND - IC ADC 24BIT 8CH SIG-DEL 28TSSOP
AD7738BRU-ND - IC ADC 24BIT 8-CH 28-TSSOP
REV. 0
–10–
AD7738
CHOPPING DISABLED
The second mode, in which the AD7738 is configured with chopping disabled (CHOP = 0), provides faster conversion time while still
maintaining high resolution. Tables IV to VI show the –3 dB frequencies and typical performance versus channel conversion time or
equivalent output data rate, respectively. Table IV shows the typical output rms noise. Table V shows the typical effective resolution
based on the rms noise. Table VI shows the typical output peak-to-peak resolution, representing values for which there will be no code
flicker within a six-sigma limit. The peak-to-peak resolutions are not calculated based on rms noise, but on peak-to-peak noise.
These typical numbers are generated from 4096 data samples acquired in Continuous Conversion mode with an analog input voltage
set to 0 V and MCLK = 6.144 MHz. The Conversion Time is selected via the Channel Conversion Time register.
Table IV. Typical Output RMS Noise in
V vs. Conversion Time and Input Range with
Chopping Disabled
Conversion
Output
–3 dB
Input Range
Time
Data Rate
Frequency
FW
Register
( s)
(Hz)
2.5 V, +2.5 V
1.25 V, +1.25 V,
625 mV, +625 mV
127
7Fh
1357
737
671
2.7
1.5
92
5Ch
992
1008
917
3.0
1.8
35
23h
398
2511
2285
5.1
3.0
16
10h200
4991
2510
7.5
4.5
99h127
7847
7141
10.2
5.9
88h
117
8545
7776
11.4
6.5
33h65
15398
14013
15.5
10.3
Table V. Typical RMS Resolution in Bits vs. Conversion Time and Input Range with
Chopping Disabled
Conversion
Output
–3 dB
Input Range
Time
Data Rate
Frequency
FW
Register
( s)
(Hz)
2.5 V
+2.5 V
1.25 V
+1.25 V
625 mV
+625 mV
127
7Fh
1357
737
671
20.8
19.8
20.6
19.6
18.6
92
5Ch
992
1008
917
20.6
19.6
20.4
19.4
18.4
35
23h
398
2511
2285
19.9
18.9
19.6
18.6
17.6
16
10h200
4991
2510
19.3
18.3
19.0
18.0
17.0
99h127
7847
7141
18.9
17.9
18.7
17.7
16.7
88h
117
8545
7776
18.7
17.7
18.5
17.5
16.5
33h65
15398
14013
18.0
16.7
17.8
17.1
16.1
Table VI. Typical Peak-to-Peak Resolution in Bits vs. Conversion Time and Input Range with
Chopping Disabled
Conversion
Output
–3 dB
Input Range
Time
Data Rate
Frequency
FW
Register
( s)
(Hz)
2.5 V
+2.5 V
1.25 V
+1.25 V
625 mV
+625 mV
127
7Fh
1357
737
671
17.9
16.9
17.8
16.8
15.8
92
5Ch
992
1008
917
17.8
16.8
17.4
16.4
15.4
35
23h
398
2511
2285
17.0
16.0
16.8
15.8
14.8
16
10h200
4991
2510
16.3
15.3
16.2
15.2
14.2
99h127
7847
7141
16.1
15.1
15.9
14.9
13.9
88h
117
8545
7776
16.0
15.0
15.7
14.7
13.7
33h65
15398
14013
15.0
14.0
14.8
13.8
12.8
相关PDF资料
PDF描述
EVAL-AD7767-1EDZ BOARD EVAL AD7767-1 64KSPS 111DB
EEV-HA1E470P CAP ALUM 47UF 25V 20% SMD
0210490304 CABLE JUMPER 1.25MM .076M 24POS
RCM15DCBN-S189 CONN EDGECARD 30POS R/A .156 SLD
EVAL-AD7766-2EDZ BOARD EVAL AD7766-2 32KSPS 114DB
相关代理商/技术参数
参数描述
EVAL-AD7739EB 制造商:Analog Devices 功能描述:EVALUATION BOARD I.C. - Bulk
EVAL-AD7739EBZ 功能描述:BOARD EVAL FOR AD7739 RoHS:是 类别:编程器,开发系统 >> 评估板 - 模数转换器 (ADC) 系列:- 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-AD7741/42EB 制造商:Analog Devices 功能描述:Evaluation Board For Single And Multi-Channel Synchronous Voltage-To-Frequency Converters 制造商:Analog Devices 功能描述:EVALUATION BOARD IC - Bulk
EVAL-AD7741/42EBZ 功能描述:BOARD EVAL FOR AD7741/7742 RoHS:是 类别:编程器,开发系统 >> 评估演示板和套件 系列:- 标准包装:1 系列:- 主要目的:电信,线路接口单元(LIU) 嵌入式:- 已用 IC / 零件:IDT82V2081 主要属性:T1/J1/E1 LIU 次要属性:- 已供物品:板,电源,线缆,CD 其它名称:82EBV2081
EVAL-AD7741-42EBZ 制造商:AD 制造商全称:Analog Devices 功能描述:Single and Multichannel, Synchronous Voltage-to-Frequency Converters