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参数资料
型号： AD7884BPZ-REEL
厂商： Analog Devices Inc
文件页数： 9/16页
文件大小： 0K
描述： IC ADC 16BIT SAMPLING HS 44-PLCC
标准包装： 500
位数： 16
采样率（每秒）： 166k
数据接口： 并联
转换器数目： 2
功率耗散（最大）： 325mW
电压电源： 双 ±
工作温度： -40°C ~ 85°C
安装类型： 表面贴装
封装/外壳： 44-LCC（J 形引线）
供应商设备封装： 44-PLCC（16.59x16.59）
包装： 带卷 (TR)
输入数目和类型： 1 个差分，双极
REV. E
–2–
AD7884/AD7885/AD7885A–SPECIFICATIONS (V
DD = +5 V
5%, VSS = –5 V
5%,
VREF+S = 3 V, AGND = DGND = GND = 0 V, fSAMPLE = 166 kHz. All specifications TMIN to TMAX, unless otherwise noted.)
JA
B
Parameter
Version
1, 2, 3
Version
1, 2, 3
Version
1, 2, 3
Unit
Test Conditions/Comments
DC ACCURACY
Resolution
16
Bits
Minimum Resolution for Which
No Missing Codes Are Guaranteed
16
Bits
Integral Nonlinearity
±0.0075
% FSR max
Typically 0.003% FSR
Positive Gain Error
±0.1
±0.03
% FSR typ
AD7885AQ/BQ: 0.1% typ
Positive Gain Error
±0.05
% FSR max
AD7885BQ: 0.2% max
Gain TC
4
±2
ppm FSR/
°C typ
Bipolar Zero Error
±0.05
% FSR typ
±0.15
% FSR max
Bipolar Zero TC
4
±8
ppm FSR/
°C typ
Negative Gain Error
±0.1
±0.03
% FSR typ
AD7885AQ/BQ: 0.1% typ
Negative Gain Error
±0.05
% FSR max
AD7885BQ: 0.2% max
Offset TC
4
±2
ppm FSR/
°C typ
Noise
120
V rms typ
78
V rms Typical in ±3 V Input Range
DYNAMIC PERFORMANCE
Signal-to-(Noise + Distortion) Ratio
82
84
dB min
Input Signal:
±5 V, 1 kHz Sine Wave, Typically 86 dB
82
dB typ
Input Signal:
±5 V, 12 kHz Sine Wave
Total Harmonic Distortion
–84
–88
dB max
Input Signal:
±5 V, 1 kHz Sine Wave
–84
dB typ
Input Signal:
±5 V, 12 kHz Sine Wave
Peak Harmonic or Spurious Noise
–88
dB max
Input Signal:
±5 V, 1 kHz Sine Wave
Intermodulation Distortion (IMD)
Second Order Terms
–84
dB typ
fA = 11.5 kHz, fB = 12 kHz, fSAMPLE = 166 kHz
Third Order Terms
–84
dB typ
fA = 11.5 kHz, fB = 12 kHz, fSAMPLE = 166 kHz
CONVERSION TIME
Conversion Time
5.3
s max
Acquisition Time
2.5
s max
Throughput Rate
166
kSPS max
There is an overlap between conversion and acquisition.
ANALOG INPUT
Voltage Range
±5
±5V
±3
±3V
Input Current
±4
mA max
REFERENCE INPUT
Reference Input Current
±5
mA max
VREF+S = 3 V
LOGIC INPUTS
Input High Voltage, VINH
2.4
V min
VDD = 5 V
± 5%
Input Low Voltage, VINL
0.8
V max
VDD = 5 V
± 5%
Input Current, IIN
±10
A max
Input Level = 0 V to VDD
Input Capacitance, CIN
4
10
pF max
LOGIC OUTPUTS
Output High Voltage, VOH
4.0
V min
ISOURCE = 200
A
Output Low Voltage, VOL
0.4
V max
ISINK = 1.6 mA
DB15–DB0
Floating-State Leakage Current
10
A max
Floating-State Output Capacitance
4
15
pF max
POWER REQUIREMENTS
VDD
555
V nom
±5% for Specified Performance
VSS
–5
V nom
±5% for Specified Performance
IDD
35
mA max
Typically 25 mA
ISS
30
mA max
Typically 25 mA; AD7885/AD7885A
33
mA max
Typically 25 mA; AD7884
Power Supply Rejection Ratio
Gain/V
DD
86
dB typ
Gain/V
SS
86
dB typ
Power Dissipation
325
mW max
Typically 250
mW
NOTES
1Temperature ranges are as follows: J, A, B Versions: –40
°C to +85°C.
2V
IN =
±5 V.
3The AD7885AAP has the same specifications as the AD7884AP. The AD7885ABP has the same specifications as the AD7884BP.
4Sample tested to ensure compliance.
Specifications subject to change without notice.
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相关代理商/技术参数
参数描述
AD7884BQ 功能描述:IC ADC 16BIT SAMPLING HS 40-CDIP RoHS:否 类别:集成电路 (IC) >> 数据采集 - 模数转换器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:- 位数:12 采样率（每秒）:3M 数据接口:- 转换器数目:- 功率耗散（最大）:- 电压电源:- 工作温度:- 安装类型:表面贴装 封装/外壳:SOT-23-6 供应商设备封装:SOT-23-6 包装:带卷 (TR) 输入数目和类型:-
AD7885AAP 制造商:Analog Devices 功能描述:16-Bit, High Speed Sampling ADCs
ad7885aap-reel 制造商:Analog Devices 功能描述:
AD7885ABP 制造商:Rochester Electronics LLC 功能描述:16-BIT,BYTE O/P SAMPL.A/D - Bulk 制造商:Analog Devices 功能描述:
AD7885ABP-REEL 制造商:Analog Devices 功能描述:
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