参数资料
型号: MAX1447ECJ+T
厂商: Maxim Integrated Products
文件页数: 12/24页
文件大小: 0K
描述: IC ADC 4 1/2DIG W/LED DVR 32TQFP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,000
位数: 4.5 位
采样率(每秒): 50
数据接口: 并联
转换器数目: 1
电压电源: 模拟和数字
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: 带卷 (TR)
输入数目和类型: 1 个差分,双极
MAX1447/MAX1496/MAX1498
3.5- and 4.5-Digit, Single-Chip ADCs
with LED Drivers
2
_______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
AVDD to GND (MAX1447/MAX1498) ........................-0.3V to +6V
DVDD to GND (MAX1447/MAX1498)........................-0.3V to +6V
AIN+, AIN- to GND
(MAX1447/MAX1498) ......................VNEG to (AVDD to +0.3V)
REF+, REF- to GND
(MAX1447/MAX1498) ..................... VNEG to (AVDD to +0.3V)
INTREF, RANGE, DPSET1, DPSET2, HOLD, PEAK,
DPON to GND (MAX1447/MAX1498) ..-0.3V to (DVDD + 0.3V)
VNEG to GND (MAX1447/MAX1498).......-2.6V to (AVDD + 0.3V)
LED_EN to GND (MAX1447/MAX1498) ...-0.3V to (DVDD + 0.3V)
ISET to GND (MAX1447/MAX1498) .........-0.3V to (AVDD + 0.3V)
VDD to GND (MAX1496) ...........................................-0.3V to +6V
AIN+, AIN- to GND (MAX1496)..............VNEG to (VDD to +0.3V)
REF+, REF- to GND (MAX1496) ........... VNEG to (VDD to +0.3V)
INTREF, RANGE, DPSET1, DPSET2, HOLD, PEAK,
DPON to GND (MAX1496) .....................-0.3V to (VDD + 0.3V)
VNEG to GND (MAX1496)..........................-2.6V to (VDD + 0.3V)
ISET to GND (MAX1496) ............................-0.3V to (VDD + 0.3V)
VLED to GLED ..........................................................-0.3V to +6V
GLED to GND ........................................................-0.3V to +0.3V
SEG_ to GLED..........................................-0.3V to (VLED + 0.3V)
DIG_ to GLED ..........................................-0.3V to (VLED + 0.3V)
DIG_ Sink Current .............................................................300mA
DIG_ Source Current...........................................................50mA
SEG_ Sink Current ..............................................................50mA
SEG_ Source Current..........................................................50mA
Maximum Current Input into Any Other Pin ........................50mA
Continuous Power Dissipation (TA = +70°C)
32-Pin TQFP (derate 20.7mW/°C above +70°C).....1652.9mW
28-Pin SSOP (derate 9.5mW/°C above +70°C) ...........762mW
28-Pin PDIP (derate 14.3mW/°C above +70°C)......1142.9mW
Operating Temperature Range ...........................-40°C to +85°C
Junction Temperature ......................................................+150°C
Storage Temperature Range .............................-60°C to +150°C
Lead Temperature (soldering, 10s) .................................+300°C
ELECTRICAL CHARACTERISTICS
(AVDD = DVDD = VDD = +2.7V to +5.25V, GND = 0, VLED = +2.7V to +5.25V, GLED = 0, VREF+ - VREF- = 2.048V (external reference),
CREF+ = CREF- = 0.1F, CVNEG = 0.1F. Internal clock mode, unless otherwise noted. All specifications are at TA = TMIN to TMAX.
Typical values are at TA = +25°C, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
DC ACCURACY
MAX1447/MAX1498
-19,999
+19,999
Noise-Free Resolution
MAX1496
-1999
+1999
Counts
2.000V range
±1
Integral Nonlinearity (Note 1)
INL
200mV range
±1
Counts
Range Change Ratio
(VAIN+ - VAIN- = 0.100V) on 200mV range
(VAIN+ - VAIN- = 0.100V) on 2.0V range
10:1
Ratio
Rollover Error
VAIN+ - VAIN- = full scale
VAIN- - VAIN+ = full scale
±1
Counts
Output Noise
10
VP-P
Offset Error (Zero Input Reading)
Offset
VIN = 0 (Note 2)
-0
0
Readings
Gain Error
(Note 3)
-0.5
+0.5
% FSR
Offset Drift (Zero Reading Drift)
VIN = 0 (Note 4)
0.1
V/
°C
Gain Drift
±1
ppm/
°C
INPUT CONVERSION RATE
Conversion Rate
5Hz
相关PDF资料
PDF描述
MAX1498ECJ+T IC ADC 4 1/2DIG W/LED DVR 32TQFP
ISL4486IBZ-T IC TXRX 5V RS-485 40MBPS 8-SOIC
VI-BW3-MW-F1 CONVERTER MOD DC/DC 24V 100W
IDT72291L15TFI IC FIFO 65536X18 LP 15NS 64QFP
MAX1231BCEG+ IC ADC 12BIT 300KSPS 24-QSOP
相关代理商/技术参数
参数描述
MAX1448EHJ 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
MAX1448EHJ+ 功能描述:模数转换器 - ADC 10-Bit 80Msps 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
MAX1448EHJ+T 功能描述:模数转换器 - ADC 10-Bit 80Msps 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
MAX1448EHJ-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
MAX1448EVKIT 功能描述:数据转换 IC 开发工具 RoHS:否 制造商:Texas Instruments 产品:Demonstration Kits 类型:ADC 工具用于评估:ADS130E08 接口类型:SPI 工作电源电压:- 6 V to + 6 V