- 您現在的位置：買賣IC網 > PDF目錄373915 > AD7721 (Analog Devices, Inc.) CMOS 16-Bit, 468.75 kHz, Sigma-Delta ADC PDF資料下載
參數資料
| 型號： | AD7721 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | CMOS 16-Bit, 468.75 kHz, Sigma-Delta ADC |
| 中文描述： | 的CMOS 16位，468.75千赫，Σ-Δ模數轉換器 |
| 文件頁數： | 2/16頁 |
| 文件大小： | 259K |
| 代理商： | AD7721 |
AD7721–SPECIFICATIONS
1
Parameter
A Version
S Version
Units
T est Conditions/Comments
SE RIAL MODE ONLY
ST AT IC PERFORMANCE
Resolution
Minimum Resolution for Which
No Missing Codes Is Guaranteed
Differential Nonlinearity
Integral Nonlinearity
DC CMRR
Offset Error
2
Unipolar Mode
Bipolar Mode
Full-Scale Error
2, 3
Unipolar Mode
Bipolar Mode
Unipolar Offset Drift
Bipolar Offset Drift
ANALOG INPUT S
Signal Input Span (VIN1–VIN2)
Bipolar Mode
Unipolar Mode
Maximum Input Voltage
Minimum Input Voltage
Input Sampling Capacitance
Input Sampling Rate
Differential Input Impedance
REFERENCE INPUT S
V
REFIN
REFIN Input Current
DYNAMIC SPECIFICAT IONS
Signal to (Noise + Distortion)
T otal Harmonic Distortion
Frequency Response
0 kHz–210 kHz
229.2 kHz
259.01 kHz to 14.74 MHz
CLOCK
CLK Duty Ratio
V
CLK H
, CLK High Voltage
V
CLK L
, CLK Low Voltage
LOGIC INPUT S
V
INH
, Input High Voltage
V
INL
, Input Low Voltage
I
INH
, Input Current
C
IN
, Input Capacitance
LOGIC OUT PUT S
V
OH
, Output High Voltage
V
OL
, Output Low Voltage
POWER SUPPLIES
AV
DD
DV
DD
I
DD
(T otal from AV
DD
, DV
DD
)
Power Consumption
Power Consumption
16
12
16
12
Bits
Bits min
Guaranteed 12 Bits Monotonic
±
8
±
16
70
±
8
±
16
70
LSB typ
LSB max
dB min
16-Bit Operation
Bipolar Mode
±
3.66
±
3.66
±
3.66
±
3.66
mV max
mV max
T ypically 0.61 mV
T ypically 0.61 mV
±
4.88
±
4.88
0.05
0.04
±
4.88
±
4.88
0.05
0.04
mV max
mV max
mV/
°
C typ
mV/
°
C typ
T ypically 0.61 mV
T ypically 1.22 mV
±
V
REFIN
/2
0 to V
REFIN
AV
DD
0
1.6
2 f
CLK
20.8
±
V
REFIN
/2
0 to V
REFIN
AV
DD
0
1.6
2 f
CLK
20.8
Volts max
Volts max
Volts
Volts
pF typ
MHz
k
typ
UNI
= V
IH
UNI
= V
IL
Guaranteed by Design
With 15 MHz on CLK Pin
2.4 to 2.6
200
2.4 to 2.6
200
V min/V max
μ
A typ
74
–78
74
–78
dB min
dB max
Input Bandwidth 0 kHz to 210 kHz
Input Bandwidth 0 kHz to 229.2 kHz
±
0.05
–3
–72
±
0.05
–3
–72
dB max
dB min
dB min
45 to 55
0.7
×
DV
DD
0.3
×
DV
DD
45 to 55
0.7
×
DV
DD
0.3
×
DV
DD
% max
V min
V max
For Specified Operation
CLK Uses CMOS Logic
2.0
0.8
10
10
2.0
0.8
10
10
V min
V max
μ
A max
pF max
4.0
0.4
4.0
0.4
V min
V max
|I
OUT
|
≤
200
μ
A
|I
OUT
|
≤
1.6 mA
4.75/5.25
4.75/5.25
28.5
150
100
4.75/5.25
4.75/5.25
28.5
150
100
V min/V max
V min/V max
mA max
mW max
μ
W max
Digital Inputs Equal to 0 V or DV
DD
Active Mode
Standby Mode
NOT ES
1
Operating temperature range is as follows: A Version: –40
°
C to +85
°
C; S Version: –55
°
C to +125
°
C.
2
Applies after calibration at temperature of interest.
3
Full-scale error applies to both positive and negative full-scale error. T he ADC gain is calibrated w.r.t. the voltage on the REFIN pin.
Specifications subject to change without notice.
REV. A
–2–
(AV
DD
= +5 V
6
5%; DV
DD
= +5 V
6
5%; AGND = DGND = 0 V,
f
CLK
= 15 MHz, REFIN= +2.5 V; T
A
= T
MN
to T
MAX
, unless otherwse noted)
相關PDF資料 |
PDF描述 |
|---|---|
| AD7721AN | CMOS 16-Bit, 468.75 kHz, Sigma-Delta ADC |
| AD7721AR | CMOS 16-Bit, 468.75 kHz, Sigma-Delta ADC |
| AD7721SQ | CMOS 16-Bit, 468.75 kHz, Sigma-Delta ADC |
| AD7722 | 16-Bit, 195 kSPS CMOS, Sigma-Delta ADC |
| AD7722AS | 16-Bit, 195 kSPS CMOS, Sigma-Delta ADC |
相關代理商/技術參數 |
參數描述 |
|---|---|
| AD7721AN | 制造商:Analog Devices 功能描述:ADC Single Delta-Sigma 468.75ksps 16-bit Parallel/Serial 28-Pin PDIP W |
| AD7721ANZ | 制造商:Analog Devices 功能描述:ADC Single Delta-Sigma 468.75ksps 16-bit Parallel/Serial 28-Pin PDIP W |
| AD7721AR | 功能描述:IC ADC 16BIT SIGMA-DELTA 28-SOIC RoHS:否 類別:集成電路 (IC) >> 數據采集 - 模數轉換器 系列:- 標準包裝:1,000 系列:- 位數:12 采樣率（每秒）:300k 數據接口:并聯 轉換器數目:1 功率耗散（最大）:75mW 電壓電源:單電源 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:24-SOIC（0.295"，7.50mm 寬） 供應商設備封裝:24-SOIC 包裝:帶卷 (TR) 輸入數目和類型:1 個單端，單極；1 個單端，雙極 |
| AD7721AR-REEL | 制造商:Analog Devices 功能描述:ADC Single Delta-Sigma 468.75ksps 16-bit Parallel/Serial 28-Pin SOIC W T/R |
| AD7721ARZ | 功能描述:IC ADC 16BIT SIGMA-DELTA 28SOIC RoHS:是 類別:集成電路 (IC) >> 數據采集 - 模數轉換器 系列:- 其它有關文件:TSA1204 View All Specifications 標準包裝:1 系列:- 位數:12 采樣率（每秒）:20M 數據接口:并聯 轉換器數目:2 功率耗散（最大）:155mW 電壓電源:模擬和數字 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:48-TQFP 供應商設備封裝:48-TQFP（7x7） 包裝:Digi-Reel® 輸入數目和類型:4 個單端，單極；2 個差分，單極 產品目錄頁面:1156 (CN2011-ZH PDF) 其它名稱:497-5435-6 |
發布緊急采購，3分鐘左右您將得到回復。