参数资料
型号: MAX1444EHJ+
厂商: Maxim Integrated Products
文件页数: 14/20页
文件大小: 0K
描述: IC ADC 10BIT 40MSPS 32-TQFP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 360
位数: 10
采样率(每秒): 40M
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: 32-TQFP
供应商设备封装: 32-TQFP(5x5)
包装: 托盘
输入数目和类型: 2 个单端,双极;1 个差分,双极
产品目录页面: 1397 (CN2011-ZH PDF)
MAX1444
10-Bit, 40Msps, 3.0V, Low-Power
ADC with Internal Reference
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VDD = 3V; OVDD = 2.7V; 0.1F and 1F capacitors from REFP, REFN, and COM to GND; VREFIN = 2.048V; REFOUT connected to
REFIN through a 10k
Ω resistor; VIN = 2VP-P (differential with respect to COM); CL = 10pF at digital outputs; fCLK = 40MHz; TA = TMIN
to TMAX, unless otherwise noted. ≥ +25°C guaranteed by production test, < +25°C guaranteed by design and characterization; typi-
cal values are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
fIN = 7.51MHz
-75
fIN = 19.91MHz
-74
Third-Harmonic Distortion
HD3
fIN = 39.9MHz (Note 1)
-72.5
dBc
Two-Tone Intermodulation
Distortion
IMD
f1 = 11.5MHz at -6.5dBFS
f2 = 13.5MHz at -6.5dBFS
(Note 2)
-76
dBc
Third-Order Intermodulation
Distortion
IM3
f1 = 11.5MHz at -6.5dBFS
f2 = 13.5MHz at -6.5dBFS
(Note 2)
-76
dBc
fIN = 7.51MHz
-73.8
-65
fIN = 19.91MHz
-72.2
-65
Total Harmonic Distortion
(First 4 Harmonics)
THD
fIN = 39.9MHz (Note 1)
-70
dBc
Small-Signal Bandwidth
Input at -20dBFS, differential inputs
500
MHz
Full-Power Bandwidth
FPBW
Input at -0.5dBFS, differential inputs
400
MHz
Aperture Delay
tAD
1ns
Aperture Jitter
tAJ
2
psRMS
Overdrive Recovery Time
For 1.5
× full-scale input
2
ns
Differential Gain
±1%
Differential Phase
±0.25
Degrees
Output Noise
IN+ = IN- = COM
0.2
LSBRMS
INTERNAL REFERENCE
Reference Output Voltage
REFOUT
2.048
±1%
V
Reference Temperature
Coefficient
TCREF
60
ppm/
°C
Load Regulation
1.25
mV/mA
BUFFERED EXTERNAL REFERENCE (VREFIN = 2.048V)
REFIN Input Voltage
VREFIN
2.048
V
Positive Reference Output
Voltage
VREFP
2.012
V
Negative Reference Output
Voltage
VREFN
0.988
V
Common-Mode Level
VCOM
VDD / 2
V
Differential Reference Output
Voltage Range
ΔVREF
ΔVREF = VREFP - VREFN, TA ≥ +25°C
0.98
1.024
1.07
V
REFIN Resistance
RREFIN
>50
M
Ω
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相关代理商/技术参数
参数描述
MAX1444EHJ/V+ 功能描述:模数转换器 - ADC ANALOG TO DIGITAL CONVERTER RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
MAX1444EHJ/V+T 功能描述:模数转换器 - ADC 10-Bit 40Msps 3.0V Low-Power ADC with Internal Reference RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
MAX1444EHJ+ 功能描述:模数转换器 - ADC 10-Bit 40Msps 3V High Speed ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
MAX1444EHJ+T 功能描述:模数转换器 - ADC 10-Bit 40Msps 3V High Speed ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
MAX1444EHJ-T 功能描述:模数转换器 - ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32