- 您现在的位置：买卖IC网 > PDF目录10143 > AD7778ASZ (Analog Devices Inc)IC ADC 10BIT 8CHAN HS 44-MQFP PDF资料下载
参数资料
| 型号： | AD7778ASZ |
| 厂商： | Analog Devices Inc |
| 文件页数： | 5/12页 |
| 文件大小： | 0K |
| 描述： | IC ADC 10BIT 8CHAN HS 44-MQFP |
| 标准包装： | 1 |
| 位数： | 10 |
| 采样率（每秒）： | 378k |
| 数据接口： | 并联 |
| 转换器数目： | 1 |
| 电压电源： | 单电源 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 44-QFP |
| 供应商设备封装： | 44-MQFP（10x10） |
| 包装： | 托盘 |
| 输入数目和类型： | 8 个单端，单极 |
REV. A
–2–
AD7776/AD7777/AD7778–SPECIFICATIONS
CLKIN = 8 MHz; RTN = O V; CREFIN = 10 nF; all specifications TMIN to TMAX unless otherwise noted.)
Parameter
A Versions
1
Units
Conditions/Comments
DC ACCURACY
Resolution
2
10
Bits
Relative Accuracy
±1
LSB max
See Terminology
Differential Nonlinearity
±1
LSB max
No Missing Codes; See Terminology
Bias Offset Error
±12
LSB max
See Terminology
Bias Offset Error Match
10
LSB max
Between Channels, AD7777/AD7778 Only; See Terminology
Plus or Minus Full-Scale Error
±12
LSB max
See Terminology
Plus or Minus Full-Scale Error Match 10
LSB max
Between Channels, AD7777/AD7778 Only; See Terminology
ANALOG INPUTS
Input Voltage Range
All Inputs
VBIAS
± V
SWING
V min/V max
Input Current
+200
A max
VIN = VBIAS
± V
SWING; Any Channel
REFERENCE INPUT
REFIN
1.9/2.1
V min/V max
For Specified Performance
REFIN Input Current
+200
A max
REFERENCE OUTPUT
REFOUT
1.9/2.1
V min/V max
Nominal REFOUT = 2.0 V
DC Output Impedance
5
typ
Reference Load Change
±2
mV max
For Reference Load Current Change of 0 to
±500 A
±5
mV max
For Reference Load Current Change of 0 to
±1 mA
Reference Load Should Not Change During Conversion
Short Circuit Current
3
20
mA max
See Terminology
LOGIC OUTPUTS
DB0–DB9,
BUSY/INT
VOL, Output Low Voltage
0.4
V max
ISINK = 1.6 mA
VOH, Output High Voltage
4.0
V min
ISOURCE = 200
A
Floating State Leakage Current
±10
A max
Floating State Capacitance
3
10
pF max
ADC Output Coding
Twos Complement
LOGIC INPUTS
DB0–DB9,
CS, WR, RD, CLKIN
Input Low Voltage, VINL
0.8
V max
Input High Voltage, VINH
2.4
V min
Input Leakage Current
10
A max
Input Capacitance
3
10
pF max
CONVERSION TIMING
Acquisition Time
4.5 tCLKIN
ns min
See Terminology
5.5 tCLKIN + 70
ns max
Single Conversion
14 tCLKIN
ns max
Double Conversion
28 tCLKIN
ns max
tCLKIN
125/500
ns min/ns max Period of Input Clock CLKIN
tCLKIN High
50
ns min
Minimum High Time for CLKIN
tCLKIN Low
40
ns min
Minimum Low Time for CLKIN
POWER REQUIREMENTS
VCC Range
4.75/5.25
V min/V max
For Specified Performance
ICC, Normal Mode
15
mA max
CS = RD = +5 V, CR8 = 0
ICC, Power-Down Mode
1.5
mA max
CR8 = 1. All Linear Circuitry OFF
Power-Up Time to Operational
Specifications
500
s max
From Power-Down Mode
DYNAMIC PERFORMANCE
See Terminology
Signal to Noise and Distortion
S/(N+D) Ratio
–56
dB min
VIN = 99.88 kHz Full-Scale Sine Wave with fSAMPLING = 380.95 kHz
Total Harmonic Distortion (THD)
–60
dB min
VIN = 99.88 kHz Full-Scale Sine Wave with fSAMPLING = 380.95 kHz
Intermodulation Distortion (IMD)
–75
dB typ
fa = 103.2 kHz, fb = 96.5 kHz with fSAMPLING = 380.95 kHz. Both
Signals Are Sine Waves at Half-Scale Amplitude
Channel-to-Channel Isolation
–90
dB typ
VIN = 100 kHz Full-Scale Sine Wave with fSAMPLING = 380.95 kHz
NOTES
1Temperature range as follows: A = –40
°C to +85°C.
21 LSB = (2
× V
SWING)/1024 = 1.95 mV for VSWING = 1.0 V.
3Guaranteed by design, not production tested.
Specifications subject to change without notice.
(VCC = +5 V
5%; AGND = DGND = O V;
相关PDF资料 |
PDF描述 |
|---|---|
| VI-223-IW-F4 | CONVERTER MOD DC/DC 24V 100W |
| LTC2247IUH#TRPBF | IC ADC 14BIT 40MSPS SAMPL 32-QFN |
| VI-223-IW-F2 | CONVERTER MOD DC/DC 24V 100W |
| VE-BN0-MW-F2 | CONVERTER MOD DC/DC 5V 100W |
| AD7858BR | IC ADC 12BIT 8CH SRL 24-SOIC |
相关代理商/技术参数 |
参数描述 |
|---|---|
| AD7779ACPZ | 功能描述:24 Bit Analog to Digital Converter 8 Input 8 Sigma-Delta 64-LFCSP (9x9) 制造商:analog devices inc. 系列:- 包装:托盘 零件状态:有效 位数:24 采样率（每秒）:16k 输入数:8 输入类型:差分，单端 数据接口:串行 配置:PGA-ADC 无线电 - S/H:ADC:- A/D 转换器数:8 架构:三角积分 参考类型:外部， 内部 电压 - 电源，模拟:±1.65V，2.2 V ~ 3.6 V 电压 - 电源，数字:- 特性:同步采样 工作温度:-40°C ~ 125°C 封装/外壳:64-WFQFN 裸露焊盘 供应商器件封装:64-LFCSP（9x9） 标准包装:1 |
| AD7779ACPZ-RL | 功能描述:IC ADC 24BIT 16KSPS 制造商:analog devices inc. 系列:* 零件状态:有效 标准包装:2,500 |
| AD7780 | 制造商:AD 制造商全称:Analog Devices 功能描述:24-Bit, Pin-Programmable, Ultralow Power Sigma-Delta ADC |
| AD7780BRUZ | 功能描述:IC ADC 24BIT 1CH LP SD 16TSSOP 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 |
| AD7780BRUZ-REEL | 功能描述:IC ADC 24BIT 1CH LP SD 16TSSOP RoHS:是 类别:集成电路 (IC) >> 数据采集 - 模数转换器 系列:- 标准包装:2,500 系列:- 位数:16 采样率（每秒）:15 数据接口:MICROWIRE?，串行，SPI? 转换器数目:1 功率耗散（最大）:480µW 电压电源:单电源 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:38-WFQFN 裸露焊盘 供应商设备封装:38-QFN（5x7） 包装:带卷 (TR) 输入数目和类型:16 个单端，双极；8 个差分，双极 配用:DC1011A-C-ND - BOARD DELTA SIGMA ADC LTC2494 |
发布紧急采购，3分钟左右您将得到回复。