参数资料
型号: MAX1144AEAP+T
厂商: Maxim Integrated Products
文件页数: 13/18页
文件大小: 0K
描述: IC ADC 14BIT 150KSPS 20-SSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,000
位数: 14
采样率(每秒): 150k
数据接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
功率耗散(最大): 26.4mW
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: 20-SSOP(0.209",5.30mm 宽)
供应商设备封装: 20-SSOP
包装: 带卷 (TR)
输入数目和类型: 1 个单端,单极;1 个单端,双极
MAX1144/MAX1145
14-Bit ADCs, 150ksps, 3.3V Single Supply
4
_______________________________________________________________________________________
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Input Hysteresis
VHYST
0.2
V
Input Capacitance
CIN
10
pF
DIGITAL OUTPUTS
Output High Voltage
VOH
ISOURCE = 0.5mA
DVDD -
0.5
V
ISINK = 5mA
0.4
Output Low Voltage
VOL
ISINK = 16mA
0.8
V
Three-State Leakage Current
IL
CS = DVDD
-10
+10
A
Three-State Output Capacitance
CS = DVDD
10
pF
POWER SUPPLIES
Analog Supply
AVDD
3.135
3.3
3.465
V
Digital Supply
DVDD
3.135
3.3
3.465
V
Unipolar mode
3.9
8
Bipolar mode
7
11
mA
Analog Supply Current
IANALOG
SHDN = 0, or software power-down mode
0.1
10
A
Unipolar or bipolar mode
1
2
mA
Digital Supply Current
IDIGITAL
SHDN = 0, or software power-down mode
1.1
10
A
Power-Supply Rejection Ratio
(Note 8)
PSRR
AVDD = DVDD = 3.135V to 3.465V
65
dB
ELECTRICAL CHARACTERISTICS (continued)
(AVDD = DVDD = 3.3V ±5%, fSCLK = 3.6MHz, external clock (50% duty cycle), 24 clocks/conversion (150ksps), bipolar input, VREF =
2.048V, CREF = 4.7F, CCREF = 1F, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
TIMING CHARACTERISTICS (Figures 5 and 6)
(AVDD = DVDD = 3.3V ±5%, TA = TMIN to TMAX, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
DIN to SCLK Setup
tDS
50
ns
DIN to SCLK Hold
tDH
0ns
SCLK to DOUT Valid
tDO
70
ns
CS Fall to DOUT Enable
tDV
CLOAD = 50pF
80
ns
CS Rise to DOUT Disable
tTR
CLOAD = 50pF
80
ns
CS to SCLK Rise Setup
tCSS
100
ns
CS to SCLK Rise Hold
tCSH
0ns
SCLK High Pulse Width
tCH
120
ns
SCLK Low Pulse Width
tCL
120
ns
SCLK Fall to SSTRB
tSSTRB
CLOAD = 50pF
80
ns
CS Fall to SSTRB Enable
tSDV
CLOAD = 50pF, external clock mode
80
ns
CS Rise to SSTRB Disable
tSTR
CLOAD = 50pF, external clock mode
80
ns
SSTRB Rise to SCLK Rise
tSCK
Internal clock mode
0
ns
RST Pulse Width
tRS
278
70
ns
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MAX1144BCAP+ 功能描述:模数转换器 - ADC 14-Bit 150ksps 2.2V Precision 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
MAX1144BCAP+T 功能描述:模数转换器 - ADC 14-Bit 150ksps 2.2V Precision 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
MAX1144BCAP-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
MAX1144BEAP 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