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參數資料
| 型號： | AD7865BS-2 |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | ADC |
| 英文描述： | Four-Channel, Simultaneous Sampling, Fast, 14-Bit ADC |
| 中文描述： | 4-CH 14-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP44 |
| 封裝： | PLASTIC, QFP-44 |
| 文件頁數： | 2/19頁 |
| 文件大小： | 195K |
| 代理商： | AD7865BS-2 |
–2–
AD7865–SPECIFICATIONS
REV. A
(V
DD
= +5 V
6
5%, AGND = DGND = 0 V, V
REF
= Internal. Clock = Internal; all specifi-
cations T
MIN
to T
MAX
unless otherwise noted.)
Parameter
A, Y Versions
1
B Version
Units
Test Conditions/Comments
SAMPLE AND HOLD
–3 dB Full Power Bandwidth
Aperture Delay
Aperture Jitter
Aperture Delay Matching
3
20
50
4
3
20
50
4
MHz typ
ns max
ps typ
ns max
DYNAMIC PERFORMANCE
2
Signal to (Noise + Distortion) Ratio
3
@ +25
°
C
AD7865-1, AD7865-3
AD7865-2
T
MIN
to T
MAX
AD7865-1, AD7865-3
AD7865-2
Total Harmonic Distortion
3, 4
Peak Harmonic or Spurious Noise
3, 4
Intermodulation Distortion
3
2nd Order Terms
3rd Order Terms
Channel-to-Channel Isolation
3, 5
f
IN
= 100 kHz, f
S
= 350 kSPS
78
77
78
77
dB min
dB min
Typically 80 dB
Typically 78 dB
77
76
–86
–86
77
76
–86
–86
dB min
dB min
dB max
dB max
fa = 49 kHz, fb = 50 kHz
–95
–95
–88
–95
–95
–88
dB typ
dB typ
dB max
f
IN
= 50 kHz Sine Wave
DC ACCURACY
Resolution
Relative Accuracy (INL)
3
Differential Nonlinearity (DNL)
3
AD7865-1
Positive Gain Error
3
Positive Gain Error Match
3
Negative Gain Error
3
Negative Gain Error Match
3
Bipolar Zero Error
Bipolar Zero Error Match
AD7865-2
Positive Gain Error
3
Positive Gain Error Match
3
Unipolar Offset Error
3
Unipolar Offset Error Match
3
AD7865-3
Positive Gain Error
3
Positive Gain Error Match
3
Negative Gain Error
3
Negative Gain Error Match
3
Bipolar Zero Error
Bipolar Zero Error Match
Any Channel
14
±
2
±
1
14
±
1.5
±
1
Bits
LSB max
LSB max
Typically 0.6 LSBs
No Missing Codes Guaranteed
±
10
8
±
10
8
±
12
6
±
8
8
±
8
8
±
10
6
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
Typically
±
2 LSBs
Typically 2 LSBs
Typically
±
2 LSBs
Typically 2 LSBs
Typically
±
2 LSBs
Typically 1.5 LSBs
±
16
8
±
10
10
±
16
8
±
10
10
LSB max
LSB max
LSB max
LSB max
Typically
±
2 LSBs
Typically 2 LSBs
Typically
±
2 LSBs
Typically 2 LSBs
±
16
8
±
16
8
±
14
8
±
14
8
±
14
8
±
12
6
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
Typically
±
6 LSBs
Typically 2 LSBs
Typically
±
6 LSBs
Typically 2 LSBs
Typically
±
5 LSBs
Typically 2 LSBs
ANALOG INPUTS
AD7865-1
Input Voltage Range
Input Current
±
5,
±
10
1, 1
±
5,
±
10
1, 1
Volts
mA max
V
IN
= –5 V and –10 V Respectively,
Typically 0.7 mA
AD7865-2
Input Voltage Range
0 V to +2.5 V,
0 V to +5 V
10
1
0 V to +2.5 V,
0 V to +5 V
10
1
Volts
μ
A max
mA max
Input Current
V
IN
= 2.5 V, 0 V to 2.5 V Range, Typ 1
μ
A
V
IN
= 5 V, 0 V to 5 V Range, Typ 0.7 mA
AD7865-3
Input Voltage Range
Input Current
±
2.5
1
±
2.5
1
Volts
mA max
V
IN
= –2.5 V, Typically 0.7 mA
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相關代理商/技術參數 |
參數描述 |
|---|---|
| AD7865BS-2REEL | 制造商:Analog Devices 功能描述:ADC Single SAR 350ksps 14-bit Parallel 44-Pin MQFP T/R |
| AD7865BS-3 | 制造商:Analog Devices 功能描述:ADC Single SAR 350ksps 14-bit Parallel 44-Pin MQFP 制造商:Rochester Electronics LLC 功能描述:4 CH. SIMULTANEOUS BIPOLAR,14-B ADC I.C. - Bulk |
| AD7865BS-3REEL | 制造商:Analog Devices 功能描述:ADC Single SAR 350ksps 14-bit Parallel 44-Pin MQFP T/R |
| AD7865BSZ-1 | 功能描述:IC ADC 14BIT 4CHAN 5V 44-MQFP 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(lián) 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 |
| AD7865BSZ-1 | 制造商:Analog Devices 功能描述:ADC, 14BIT, 100KSPS, PARALLEL, QFP-44 |
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