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參數資料
| 型號： | AD7839AS |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | DAC |
| 英文描述： | Octal 13-Bit, Parallel Input, Voltage-Output DAC |
| 中文描述： | PARALLEL, WORD INPUT LOADING, 28 us SETTLING TIME, 13-BIT DAC, PQFP44 |
| 封裝： | PLASTIC, MQFP-44 |
| 文件頁數： | 3/12頁 |
| 文件大小： | 153K |
| 代理商： | AD7839AS |
–3–
REV. 0
AD7839
(These characteristics are included for Design Guidance and are not subject
to production testing.)
AC PERFORMANCE CHARACTERISTICS
Parameter
A
Units
Test Conditions/Comments
DYNAMIC PERFORMANCE
Output Voltage Settling Time
30
40
0.7
230
μ
s typ
μ
s max
V/
μ
s typ
nV-s typ
Full-Scale Change to
±
1/2 LSB. DAC Latch Contents Alternately
Loaded with All 0s and All 1s
Slew Rate
Digital-to-Analog Glitch Impulse
Measured with V
REF
(+) = +5 V, V
REF
(–) = –5 V. DAC Latch
Alternately Loaded with 0FFF Hex and 1000 Hex. Not Dependent
on Load Conditions
See Terminology
See Terminology
Feedthrough to DAC Output Under Test Due to Change in Digital
Input Code to Another Converter
Effect of Input Bus Activity on DAC Output Under Test
Channel-to-Channel Isolation
DAC-to-DAC Crosstalk
Digital Crosstalk
99
40
0.2
dB typ
nV-s typ
nV-s typ
Digital Feedthrough
Output Noise Spectral Density
@ 1 kHz
0.1
nV-s typ
200
nV/
√
Hz
typ
All 1s Loaded to DAC. V
REF
(+) = V
REF
(–) = 0 V
Specifications subject to change without notice.
TIMING SPECIFICATIONS
1, 2
Parameter
Limit at T
MIN,
T
MAX
Units
Description
t
1
t
2
t
3
t
4
t
5
t
6
t
7
t
8
t
9
t
10
t
11
15
0
50
50
0
0
20
0
30
300
50
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
μ
s typ
ns max
ns min
Address to
WR
Setup Time
Address to
WR
Hold Time
CS
Pulsewidth Low
WR
Pulsewidth Low
CS
to
WR
Setup Time
WR
to
CS
Hold Time
Data Setup Time
Data Hold Time
Settling Time
CLR
Pulse Activation Time
LDAC
Pulsewidth Low
NOTES
1
All input signals are specified with tr = tf = 5 ns (10% to 90% of 5 V) and timed from a voltage level of 1.6 V.
2
Rise and fall times should be no longer than 50 ns.
Specifications subject to change without notice.
t
1
t
2
t
5
t
6
t
3
t
4
t
7
t
8
t
9
t
10
LDAC
CLR
WR
CS
A0, A1, A2
DATA
V
OUT
V
OUT
t
11
Figure 1. Timing Diagram
(V
CC
= +5 V
6
5%; V
DD
= +15 V
6
5%; V
SS
= –15 V
6
5%; GND = DUTGND = 0 V)
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相關代理商/技術參數 |
參數描述 |
|---|---|
| AD7839AS-REEL | 制造商:Analog Devices 功能描述:DAC 8-CH R-2R 13-bit 44-Pin MQFP T/R 制造商:Rochester Electronics LLC 功能描述:OCTAL 13-BIT +/- 10V OUTPUT DAC I.C. - Tape and Reel |
| AD7839ASZ | 功能描述:IC DAC 13BIT OCTAL V-OUT 44-MQFP RoHS:是 類別:集成電路 (IC) >> 數據采集 - 數模轉換器 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:12 數據接口:串行 轉換器數目: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 輸出數目和類型:2 電壓，單極 采樣率（每秒）:* 產品目錄頁面:1398 (CN2011-ZH PDF) |
| AD7839ASZ | 制造商:Analog Devices 功能描述:IC 13-BIT DAC |
| AD7839ASZ-REEL | 功能描述:IC DAC 13BIT OCT VOLT OUT 44MQFP RoHS:是 類別:集成電路 (IC) >> 數據采集 - 數模轉換器 系列:- 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:1,000 系列:- 設置時間:1µs 位數:8 數據接口:串行 轉換器數目:8 電壓電源:雙 ± 功率耗散（最大）:941mW 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 W 包裝:帶卷 (TR) 輸出數目和類型:8 電壓，單極 采樣率（每秒）:* |
| AD783AN | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Sample/Track-and-Hold Amplifier |
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