- 您現(xiàn)在的位置：買賣IC網 > PDF目錄373919 > AD7840BQ (ANALOG DEVICES INC) LC2MOS Complete 14-Bit DAC PDF資料下載
參數(shù)資料
| 型號： | AD7840BQ |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | DAC |
| 英文描述： | LC2MOS Complete 14-Bit DAC |
| 中文描述： | SERIAL, PARALLEL, WORD INPUT LOADING, 2.5 us SETTLING TIME, 14-BIT DAC, CDIP24 |
| 封裝： | HERMETIC SEALED, CERDIP-24 |
| 文件頁數(shù)： | 2/16頁 |
| 文件大小： | 337K |
| 代理商： | AD7840BQ |
REV. B
–2–
AD7840–SPECIFICATIONS
(V
DD
= +5 V
6
5%, V
SS
= –5 V
6
5%, AGND= DGND= OV, REF IN= +3 V, R
L
= 2 k
V
,
C
L
= 100 pF. All specifications T
MN
to T
MAX
unless othewse noted.)
Parameter
J, A
1
K, B
1
S
1
Units
T est Conditions/Comments
DYNAMIC PERFORMANCE
2
Signal to Noise Ratio
3
(SNR)
76
78
76
dB min
V
OUT
= 1 kHz Sine Wave, f
SAMPLE
= 100 kHz
T ypically 82 dB at +25
°
C for 0 < V
OUT
< 20 kHz
4
V
OUT
= 1 kHz Sine Wave, f
SAMPLE
= 100 kHz
T ypically –84 dB at +25
°
C for 0 < V
OUT
< 20 kHz
4
V
OUT
= 1 kHz Sine Wave, f
SAMPLE
= 100 kHz
T ypically –84 dB at +25
°
C for 0 < V
OUT
< 20 kHz
4
T otal Harmonic Distortion (T HD) –78
–80
–78
dB max
Peak Harmonic or Spurious Noise
–78
–80
–78
dB max
DC ACCURACY
Resolution
Integral Nonlinearity
Differential Nonlinearity
Bipolar Zero Error
Positive Full Scale Error
5
Negative Full Scale Error
5
14
±
2
±
0.9
±
10
±
10
±
10
14
±
1
±
0.9
±
10
±
10
±
10
14
±
2
±
0.9
±
10
±
10
±
10
Bits
LSB max
LSB max
LSB max
LSB max
LSB max
Guaranteed Monotonic
REFERENCE OUT PUT
6
REF OUT @ +25
°
C
2.99
3.01
±
60
2.99
3.01
±
60
2.99
3.01
±
60
V min
V max
ppm/
°
C max
REF OUT T C
Reference Load Change
(
REF OUT vs.
I)
–1
–1
–1
mV max
Reference Load Current Change (0–500
μ
A)
REFERENCE INPUT
Reference Input Range
2.85
3.15
50
2.85
3.15
50
2.85
3.15
50
V min
V max
μ
A max
3 V
±
5%
Input Current
LOGIC INPUT S
Input High Voltage, V
INH
Input Low Voltage, V
INL
Input Current, I
IN
Input Current (
CS
Input Only)
Input Capacitance, C
IN7
2.4
0.8
±
10
±
10
10
2.4
0.8
±
10
±
10
10
2.4
0.8
±
10
±
10
10
V min
V max
μ
A max
μ
A max
pF max
V
DD
= 5 V
±
5%
V
DD
= 5 V
±
5%
V
IN
= 0 V to V
DD
V
IN
=V
SS
to V
DD
ANALOG OUT PUT
Output Voltage Range
DC Output Impedance
Short-Circuit Current
±
3
0.1
20
±
3
0.1
20
±
3
0.1
20
V nom
typ
mA typ
AC CHARACT ERIST ICS
7
Voltage Output Settling T ime
Positive Full-Scale Change
Negative Full-Scale Change
Digital-to-Analog Glitch Impulse
Digital Feedthrough
Settling T ime to within
±
1/2 LSB of Final Value
T ypically 2
μ
s
T ypically 2.5
μ
s
4
4
10
2
4
4
10
2
4
4
10
2
μ
s max
μ
s max
nV secs typ
nV secs typ
POWER REQUIREMENT S
V
DD
V
SS
I
DD
I
SS
Power Dissipation
+5
–5
14
6
100
+5
–5
14
6
100
+5
–5
15
7
110
V nom
V nom
mA max
mA max
mW max
±
5% for Specified Performance
±
5% for Specified Performance
Output Unloaded, SCLK = +5 V. T ypically 10 mA
Output Unloaded, SCLK = +5 V. T ypically 4 mA
T ypically 70 mW
NOT ES
1
T emperature ranges are as follows: J, K Versions, 0
°
C to +70
°
C; A, B Versions, –25
°
C to +85
°
C; S Version, –55
°
C to +125
°
C.
2
V
(pk-pk) =
±
3 V
3
SNR calculation includes distortion and noise components.
4
Using external sample-and-hold (see T esting the AD7840).
5
Measured with respect to REF IN and includes bipolar offset error.
6
For capacitive loads greater than 50 pF, a series resistor is required (see Internal Reference section).
7
Sample tested @ +25
°
C to ensure compliance.
Specifications subject to change without notice.
相關PDF資料 |
PDF描述 |
|---|---|
| AD7841 | Octal 14-Bit, Parallel Input, Voltage-Output DAC |
| AD7841AS | Octal 14-Bit, Parallel Input, Voltage-Output DAC |
| AD7841BS | Octal 14-Bit, Parallel Input, Voltage-Output DAC |
| AD7843ARU-REEL | Touch Screen Digitizer |
| AD7843 | Touch Screen Digitizer |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| AD7840CQ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:14-Bit Digital-to-Analog Converter |
| AD7840JN | 功能描述:IC DAC 14BIT LC2MOS VOUT 24-DIP RoHS:否 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)模轉換器 系列:- 產品培訓模塊:Data Converter Fundamentals DAC Architectures 標準包裝:750 系列:- 設置時間:7µs 位數(shù):16 數(shù)據(jù)接口:并聯(lián) 轉換器數(shù)目:1 電壓電源:雙 ± 功率耗散（最大）:100mW 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-LCC（J 形引線） 供應商設備封裝:28-PLCC（11.51x11.51） 包裝:帶卷 (TR) 輸出數(shù)目和類型:1 電壓，單極；1 電壓，雙極 采樣率（每秒）:143k |
| AD7840-JN | 制造商: 功能描述: 制造商:undefined 功能描述: |
| AD7840JNZ | 功能描述:IC DAC 14BIT LC2MOS LP 24-DIP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)模轉換器 系列:- 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:50 系列:- 設置時間:4µs 位數(shù):12 數(shù)據(jù)接口:串行 轉換器數(shù)目:2 電壓電源:單電源 功率耗散（最大）:- 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:8-TSSOP，8-MSOP（0.118"，3.00mm 寬） 供應商設備封裝:8-uMAX 包裝:管件 輸出數(shù)目和類型:2 電壓，單極 采樣率（每秒）:* 產品目錄頁面:1398 (CN2011-ZH PDF) |
| AD7840JNZ | 制造商:Analog Devices 功能描述:IC 14-BIT DAC |
發(fā)布緊急采購，3分鐘左右您將得到回復。