参数资料
型号: EVAL-AD7794EBZ
厂商: Analog Devices Inc
文件页数: 33/37页
文件大小: 0K
描述: BOARD EVALUATION FOR AD7794
产品培训模块: ADC Applications
ADC Architectures
ADC DC/AC Performance
标准包装: 1
ADC 的数量: 1
位数: 24
采样率(每秒): 470
数据接口: SPI?、QSPI?、MICROWIRE? 和 DSP
输入范围: ±VREF/增益
在以下条件下的电源(标准): 2.5mW @ 470SPS
工作温度: -40°C ~ 105°C
已用 IC / 零件: AD7794
已供物品: 板,缆线,CD
相关产品: AD7794CRUZ-REEL-ND - IC ADC 24BIT 6CH LP 24-TSSOP
AD7794CRUZ-ND - IC ADC 24BIT 6CH LP 24-TSSOP
AD7794BRU-ND - IC ADC 24BIT 6CH LP 24-TSSOP
AD7794BRUZ-REEL-ND - IC ADC 24BIT 6CH LP 24-TSSOP
AD7794BRU-REEL-ND - IC ADC 24BIT 6CH LP 24-TSSOP
AD7794BRUZ-ND - IC ADC 24BIT SIG-DEL 6CH 24TSSOP
AD7794/AD7795
Rev. D | Page 4 of 36
Parameter1
AD7794/AD7795
Unit
Test Conditions/Comments
Common-Mode Rejection
AD7794B/AD7795B
@ DC
100
dB min
AIN = 1 V/gain, gain ≥ 4
@ 50 Hz, 60 Hz2
100
dB min
50 ± 1 Hz, 60 ± 1 Hz, FS[3:0] = 1010
@ 50 Hz, 60 Hz2
100
dB min
50 ± 1 Hz, FS[3:0] = 1001; 60 ± 1 Hz, FS[3:0] = 1000
AD7794C
@ DC
97
dB min
AIN = 1 V/gain, gain ≥ 4
@ 50 Hz, 60 Hz2
97
dB min
50 ± 1 Hz, 60 ± 1 Hz, FS[3:0] = 1010
@ 50 Hz, 60 Hz2
97
dB min
50 ± 1 Hz, FS[3:0] = 1001; 60 ± 1 Hz, FS[3:0] = 1000
CHOP DISABLED
Output Update Rate
4.17 to 470
Hz nom
Settling time = 1/output update rate
No Missing Codes2
AD7794
24
Bits min
fADC ≤ 123 Hz
AD7795
16
Bits min
Resolution
RMS Noise and Update Rates
Integral Nonlinearity
±15
ppm of FSR
max
Offset Error3
±100/gain
μV typ
Without calibration
Offset Error Drift vs. Temperature4
±100/gain
nV/°C typ
Gain = 1 to 16
10
nV/°C typ
Gain = 32 to 128
Full-Scale Error3, 5
±10
μV typ
Gain Drift vs. Temperature4
±1
ppm/°C typ
Gain = 1 to 16, external reference
±3
ppm/°C typ
Gain = 32 to 128, external reference
Power Supply Rejection
100
dB typ
AIN = 1 V/gain, gain ≥ 4, external reference
ANALOG INPUTS
Differential Input Voltage Ranges
±VREF/gain
V nom
VREF = REFIN(+) REFIN(), or internal reference,
gain = 1 to 128
Absolute AIN Voltage Limits2
Unbuffered Mode
GND 30 mV
V min
Gain = 1 or 2
AVDD + 30 mV
V max
Buffered Mode
GND + 100 mV
V min
Gain = 1 or 2
AVDD 100 mV
V max
In-Amp Active
GND + 300 mV
V min
Gain = 4 to 128
AVDD 1.1
V max
Common-Mode Voltage, VCM
0.2 + (gain/2 × (AIN(+)
AIN()))
V min
AMP CM = 1, VCM = (AIN(+) + AIN(–))/2, gain = 4 to 128
AVDD 0.2 (gain/2 ×
(AIN(+) AIN()))
V max
Analog Input Current
Buffered Mode or In-Amp
Active
Average Input Current2
AD7794B/AD7795B
±1
nA max
Gain = 1 or 2
±250
pA max
Gain = 4 to 128
±1
nA max
AIN6(+)/AIN6()
AD7794C
±3
nA max
Gain = 1 or 2
±2
nA max
Gain = 4 to 128
±3
nA max
AIN6(+)/AIN6()
Average Input Current Drift
±2
pA/°C typ
Unbuffered Mode
Gain = 1 or 2
Average Input Current
±400
nA/V typ
Input current varies with input voltage
Average Input Current Drift
±50
pA/V/°C typ
相关PDF资料
PDF描述
VE-B2L-EY CONVERTER MOD DC/DC 28V 50W
DC979A BOARD DELTA SIGMA ADC LTC2442
DC742A BOARD DELTA SIGMA ADC LTC2449
RCM15DCAN-S189 CONN EDGECARD 30POS R/A .156 SLD
DC846A BOARD DELTA SIGMA ADC LTC2447
相关代理商/技术参数
参数描述
EVAL-AD7795 制造商:AD 制造商全称:Analog Devices 功能描述:Evaluation Board for the AD7795 16-Bit, Low Power Sigma-Delta ADC (6 Channels)
EVAL-AD7795EB 制造商:Analog Devices 功能描述:EVAL BD LOW PWR, 16BIT BFFRED SIGMA-DELTA ADC - Bulk
EVAL-AD7795EBZ 功能描述:BOARD EVAL FOR AD7795 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-AD7796EB 制造商:AD 制造商全称:Analog Devices 功能描述:Low Power, 16-/24-Bit Sigma-Delta ADC for Bridge Sensors
EVAL-AD7796EBZ 功能描述:BOARD EVALUATION FOR AD7796 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