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参数资料
| 型号： | AD7490 |
| 厂商： | Analog Devices, Inc. |
| 元件分类： | 串行ADC |
| 英文描述： | 16-Channel, 1 MSPS, 12-Bit ADC with Sequencer in 28-Lead TSSOP |
| 中文描述： | 16路，1 MSPS的12位序列ADC的28引脚TSSOP |
| 文件页数： | 3/24页 |
| 文件大小： | 2255K |
| 代理商： | AD7490 |
AD7490
–3–
REV. A
Parameter
B Version
2
Unit
Test Conditions/Comments
CONVERSION RATE
Conversion Time
Track-and-Hold Acquisition Time
3
800
300
300
1
ns max
ns max
ns max
MSPS max
16 SCLK Cycles, SCLK = 20 MHz
Sine Wave Input
Full-Scale Step Input
@ 5 V (See Serial Interface section.)
Throughput Rate
POWER REQUIREMENTS
V
DD
V
DRIVE
I
DD5
Normal Mode (Static)
Normal Mode (Operational)
(f
S
= Max Throughput)
Auto Standby Mode
2.7/5.25
2.7/5.25
V min/max
V min/max
Digital I/Ps = 0 V or V
DRIVE
V
DD
= 2.7 V to 5.25 V, SCLK On or Off
V
DD
= 4.75 V to 5.25 V, f
SCLK
= 20 MHz
V
DD
= 2.7 V to 3.6 V, f
SCLK
= 20 MHz
f
SAMPLE
= 500 kSPS
Static
f
SAMPLE
= 250 kSPS
Static
SCLK On or Off (20 nA typ)
600
2.5
1.8
1.55
92
960
0.5
0.5
μ
A typ
mA max
mA max
mA typ
μ
A max
μ
A typ
μ
A max
μ
A max
Auto Shutdown Mode
Full Shutdown Mode
Power Dissipation
5
Normal Mode (Operational)
12.5
5.4
460
276
2.5
1.5
2.5
1.5
mW max
mW max
μ
W max
μ
W max
μ
W max
μ
W max
μ
W max
μ
W max
V
DD
= 5 V, f
SCLK
= 20 MHz
V
DD
= 3 V, f
SCLK
= 20 MHz
V
DD
= 5 V
V
DD
= 3 V
V
DD
= 5 V
V
DD
= 3 V
V
DD
= 5 V
V
DD
= 3 V
Auto Standby Mode (Static)
Auto Shutdown Mode (Static)
Full Shutdown Mode
NOTES
1
Specifications apply for f
up to 20 MHz. However, for serial interfacing requirements, see Timing Specifications.
2
Temperature Ranges (B Version):
–
40
°
C to +85
°
C.
3
See Terminology section.
4
Sample tested at 25
°
C to ensure compliance.
5
See Power Versus Throughput Rate section.
Specifications subject to change without notice.
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相关代理商/技术参数 |
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|---|---|
| AD7490_12 | 制造商:AD 制造商全称:Analog Devices 功能描述:16-Channel, 1 MSPS, 12-Bit ADC with Sequencer in 28-Lead TSSOP |
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| AD7490BCPZ | 功能描述:IC ADC 12BIT 16CH 32-LFCSP RoHS:是 类别:集成电路 (IC) >> 数据采集 - 模数转换器 系列:- 标准包装:1 系列:microPOWER™ 位数:8 采样率（每秒）:1M 数据接口:串行，SPI? 转换器数目:1 功率耗散（最大）:- 电压电源:模拟和数字 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:24-VFQFN 裸露焊盘 供应商设备封装:24-VQFN 裸露焊盘（4x4） 包装:Digi-Reel® 输入数目和类型:8 个单端，单极 产品目录页面:892 (CN2011-ZH PDF) 其它名称:296-25851-6 |
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