参数资料
型号: AD7942
厂商: Analog Devices, Inc.
元件分类: ADC
英文描述: 14-Bit, 250 kSPS PulSAR ADC in MSOP/QFN
中文描述: 14位,250 kSPS的PulSAR系列ADC的,采用MSOP / QFN封装
文件页数: 23/28页
文件大小: 633K
代理商: AD7942
AD7942
Preliminary Technical Data
Rev Pr B | Page 4 of 28
Parameter
Conditions
Min
Typ
Max
Unit
VDD = 2.3 V to 5.5 V, VIO = 2.3 V to VDD, VREF = VDD, TA = –40°C to +85°C, unless otherwise noted.
Table 3.
REFERENCE
Voltage Range
0.5
VDD + 0.3
V
Load Current
250 kSPS, REF = 5 V
TBD
A
SAMPLING DYNAMICS
3 dB Input Bandwidth
2
MHz
Aperture Delay
VDD = 5 V
2.5
ns
DIGITAL INPUTS
Logic Levels
VIL
–0.3
0.3 × VIO
V
VIH
0.7 × VIO
VIO + 0.3
V
IIL
1
+1
A
IIH
1
+1
A
DIGITAL OUTPUTS
Data Format
Serial 14 Bits Straight Binary
Pipeline Delay
Conversion Results Available Immediately
after Completed Conversion
VOL
ISINK= +500 A
0.4
V
VOH
ISOURCE= 500 A
VIO 0.3
V
POWER SUPPLIES
VDD
Specified Performance
2.3
5.5
V
VIO
Specified Performance
2.3
VDD + 0.3
V
VIO Range
1.8
VDD + 0.3
V
Standby Current1, 2
VDD and VIO = 5 V, 25°C
1
50
nA
Power Dissipation
VDD = 2.5 V, 100 SPS Throughput
1.15
W
VDD = 2.5 V, 100 kSPS Throughput
1.15
2
mW
VDD = 2.5 V, 200 kSPS Throughput
2.25
4
mW
VDD = 5 V, 100 kSPS Throughput
3.3
5
mW
VDD = 5 V, 250 kSPS Throughput
12.5
mW
TEMPERATURE RANGE3
Specified Performance
TMIN to TMAX
40
+85
°C
1 With all digital inputs forced to VIO or GND as required.
2 During acquisition phase.
3 Contact Analog Devices for extended temperature range.
相关PDF资料
PDF描述
AD7943BN +3.3 V/+5 V Multiplying 12-Bit DACs
AD7943BR +3.3 V/+5 V Multiplying 12-Bit DACs
AD7943BRS +3.3 V/+5 V Multiplying 12-Bit DACs
AD7945BN +3.3 V/+5 V Multiplying 12-Bit DACs
AD7945BR +3.3 V/+5 V Multiplying 12-Bit DACs
相关代理商/技术参数
参数描述
AD79421 制造商:AD 制造商全称:Analog Devices 功能描述:18-Bit, 2 MSPS PulSAR 15 mW ADC in LFCSP (QFN)
AD7942BCPRL7 制造商:AD 制造商全称:Analog Devices 功能描述:14-Bit, 250 kSPS PulSAR ADC in MSOP/QFN
AD7942BCPWP 制造商:AD 制造商全称:Analog Devices 功能描述:14-Bit, 250 kSPS PulSAR ADC in MSOP/QFN
AD7942BCPZRL 功能描述:IC ADC 14BIT SAR 250KSPS 10LFCSP RoHS:是 类别:集成电路 (IC) >> 数据采集 - 模数转换器 系列:PulSAR® 标准包装:1,000 系列:- 位数:16 采样率(每秒):45k 数据接口:串行 转换器数目:2 功率耗散(最大):315mW 电压电源:模拟和数字 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:28-SOIC(0.295",7.50mm 宽) 供应商设备封装:28-SOIC W 包装:带卷 (TR) 输入数目和类型:2 个单端,单极
AD7942BCPZRL1 制造商:AD 制造商全称:Analog Devices 功能描述:14-Bit, 250 kSPS PulSAR, Pseudo Differential ADC in MSOP/QFN