参数资料
型号: AD7849BRZ-REEL
厂商: Analog Devices Inc
文件页数: 16/20页
文件大小: 0K
描述: IC DAC 14/16BIT SRL-IN 20-SOIC
产品培训模块: Data Converter Fundamentals
DAC Architectures
标准包装: 1,000
设置时间: 7µs
位数: 16
数据接口: 串行
转换器数目: 1
电压电源: 模拟和数字,双 ±
功率耗散(最大): 100mW
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-SOIC(0.295",7.50mm 宽)
供应商设备封装: 20-SOIC W
包装: 带卷 (TR)
输出数目和类型: 1 电压,单极;1 电压,双极
采样率(每秒): 143k
AD7849
Rev. C | Page 5 of 20
AC PERFORMANCE CHARACTERISTICS
These characteristics are included for design guidance and are no subject to test. VREF+ = 5 V; VDD = 14.25 V to 15.75 V; VSS = 14.25 V to
15.75 V; VCC = 4.75 V to 5.25 V; ROFS connected to 0 V.
Table 3.
Parameter
A, B, C Versions
Unit
Test Conditions/Comments
DYNAMIC PERFORMANCE
Output Settling Time1
7
μs typ
To 0.006% FSR. VOUT loaded. VREF = 0 V.
10
μs typ
To 0.003% FSR. VOUT loaded. VREF = 5 V.
Slew Rate
4
V/μs typ
Digital-to-Analog Glitch Impulse
250
nV-sec typ
DAC alternatively loaded with 00 … 00 and
111 … 11. VOUT loaded. LDAC permanently low.
BIN/COMP set to 1. VREF = 5 V.
150
nV-sec typ
LDAC frequency = 100 kHz.
AC Feedthrough
1
mV p-p typ
VREF = 0 V, VREF+ = 1 V rms, 10 kHz sine wave.
DAC loaded with all 0s. BIN/COMP set to 0.
Digital Feedthrough
5
nV-sec typ
DAC alternatively loaded with all 1s and 0s.
SYNC high.
Output Noise Voltage Density, 1 kHz to 100 kHz
80
nV/√Hz typ
Measured at VOUT. VREF+ = VREF = 0 V.
BIN/COMP set to 0.
1
LDAC = 0. Settling time does not include deglitching time of 5 μs (typical).
TIMING CHARACTERISTICS
VDD = 14.25 V to 15.75 V; VSS = 14.25 V to 15.75 V; VCC = 4.75 V to 5.25 V; RL = 2 kΩ, CL = 200 pF. All specifications TMIN to TMAX,
unless otherwise noted. Guaranteed by characterization. All input signals are specified tr = tf = 5 ns (10% to 90% of 5 V and timed from a
voltage level of 1.6 V.
Table 4.
Parameter
Limit at 25°C (All Versions)
Limit at TMIN, TMAX (All Versions)
Unit
Test Conditions/Comments
t11
200
ns min
SCLK cycle time
t2
50
ns min
SYNC-to-SCLK setup time
t3
70
ns min
SYNC-to-SCLK hold time
t4
10
ns min
Data setup time
t5
40
ns min
Data hold time
t62
80
ns max
SCLK falling edge to SDO valid
t7
80
ns min
LDAC, CLR pulse width
tr
30
μs max
Digital input rise time
tf
30
μs max
Digital input fall time
1 SCLK mark/space ratio range is 40/60 to 60/40.
2 SDO load capacitance is 50 pF.
相关PDF资料
PDF描述
AD5541BRZ-REEL IC DAC 16BIT SERIAL-IN 8-SOIC
AD5542BRZ-REEL7 IC DAC 16BIT SERIAL IN 14SOIC
AD7248AAPZ-REEL IC DAC 12BIT W/REF 28PLCC
LTC2615CGN-1#TRPBF IC DAC 14BIT R-R OCT 16SSOP
AD7545ALPZ-REEL IC DAC 12BIT W/BUFF MULT 20PLCC
相关代理商/技术参数
参数描述
AD7849CN 制造商:Analog Devices 功能描述:DAC 1-CH R-2R 16-bit 20-Pin PDIP N Tube 制造商:Analog Devices 功能描述:SEMICONDUCTORSLINEAR
AD7849CNZ 功能描述:IC DAC 16BIT SERIAL INP 20DIP RoHS:是 类别:集成电路 (IC) >> 数据采集 - 数模转换器 系列:- 产品培训模块:Data Converter Fundamentals DAC Architectures 标准包装:750 系列:- 设置时间:7µs 位数:16 数据接口:并联 转换器数目:1 电压电源:双 ± 功率耗散(最大):100mW 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:28-LCC(J 形引线) 供应商设备封装:28-PLCC(11.51x11.51) 包装:带卷 (TR) 输出数目和类型:1 电压,单极;1 电压,双极 采样率(每秒):143k
AD7849CR 功能描述:IC DAC 16BIT SRL INP 20-SOIC RoHS:否 类别:集成电路 (IC) >> 数据采集 - 数模转换器 系列:- 产品培训模块:Data Converter Fundamentals DAC Architectures 标准包装:750 系列:- 设置时间:7µs 位数:16 数据接口:并联 转换器数目:1 电压电源:双 ± 功率耗散(最大):100mW 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:28-LCC(J 形引线) 供应商设备封装:28-PLCC(11.51x11.51) 包装:带卷 (TR) 输出数目和类型:1 电压,单极;1 电压,双极 采样率(每秒):143k
AD7849CR-REEL 功能描述:IC DAC 16BIT SRL INP 20-SOIC RoHS:否 类别:集成电路 (IC) >> 数据采集 - 数模转换器 系列:- 产品培训模块:Data Converter Fundamentals DAC Architectures 标准包装:750 系列:- 设置时间:7µs 位数:16 数据接口:并联 转换器数目:1 电压电源:双 ± 功率耗散(最大):100mW 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:28-LCC(J 形引线) 供应商设备封装:28-PLCC(11.51x11.51) 包装:带卷 (TR) 输出数目和类型:1 电压,单极;1 电压,双极 采样率(每秒):143k
AD7849CRZ 功能描述:IC DAC 14/16BIT SRL-IN 20-SOIC RoHS:是 类别:集成电路 (IC) >> 数据采集 - 数模转换器 系列:- 标准包装:1 系列:- 设置时间:4.5µs 位数:12 数据接口:串行,SPI? 转换器数目:1 电压电源:单电源 功率耗散(最大):- 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:8-SOIC(0.154",3.90mm 宽) 供应商设备封装:8-SOICN 包装:剪切带 (CT) 输出数目和类型:1 电压,单极;1 电压,双极 采样率(每秒):* 其它名称:MCP4921T-E/SNCTMCP4921T-E/SNRCTMCP4921T-E/SNRCT-ND