参数资料
型号: MAX1421ECM+D
厂商: Maxim Integrated Products
文件页数: 14/17页
文件大小: 0K
描述: IC ADC 12BIT 40MSPS 48LQFP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 250
位数: 12
采样率(每秒): 40M
数据接口: 并联
转换器数目: 1
功率耗散(最大): 214mW
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: 48-LQFP
供应商设备封装: 48-LQFP(7x7)
包装: 托盘
输入数目和类型: 1 个差分,双极
MAX1421
12-Bit, 40Msps, 3.3V, Low-Power ADC
with Internal Reference
6
_______________________________________________________________________________________
Typical Operating Characteristics (continued)
(VAVDD = VDVDD = 3.3V, AGND = DGND = 0, VIN = ±1.024V, differential input voltage, fCLK = 40MHz (50% duty cycle), digital output
load CL = 10pF, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
-120
-80
-100
-40
-60
-20
0
02
4
10 12 14
16
68
18 20
TWO-TONE IMD, 8192-POINT RECORD,
DIFFERENTIAL INPUT
MAX1421
toc04
ANALOG INPUT FREQUENCY (MHz)
AMPLITUDE
(dB)
fIN1 = 11.51MHz
fIN2 = 13.51MHz
AIN1 = AIN2 = -6.5dB FS
IM2
IM3
fIN1
fIN2
SIGNAL-TO-NOISE PLUS DISTORTION
vs. ANALOG INPUT FREQUENCY
ANALOG INPUT FREQUENCY (MHz)
SINAD
(dB)
MAX1421
toc08
05
10 15 20 25 30 35 40 45 50 55
50
54
58
62
66
70
SPURIOUS-FREE DYNAMIC RANGE
vs. ANALOG INPUT POWER (fIN = 15MHz)
ANALOG INPUT POWER (dBFS)
SFDR
(dBc)
MAX1421
toc09
-60
-50
-40
-30
-20
-10
0
20
30
40
50
60
70
80
TOTAL HARMONIC DISTORTION
vs. ANALOG INPUT POWER (fIN = 15MHz)
ANALOG INPUT POWER (dBFS)
THD
(dBc)
MAX1421
toc11
-60
-50
-40
-30
-20
-10
0
-80
-70
-60
-50
-40
-30
SIGNAL-TO-NOISE PLUS DISTORTION
vs. ANALOG INPUT POWER (fIN = 15MHz)
ANALOG INPUT POWER (dBFS)
SINAD
(dB)
MAX1421
toc12
-60
-50
-40
-30
-20
-10
0
10
20
30
40
50
60
70
80
TOTAL HARMONIC DISTORTION
vs. ANALOG INPUT FREQUENCY
ANALOG INPUT FREQUENCY (MHz)
THD
(dBc)
MAX1421
toc07
05
10 15 20 25 30 35 40 45 50 55
-80
-74
-68
-62
-56
-50
SIGNAL-TO-NOISE RATIO
vs. ANALOG INPUT POWER (fIN = 15MHz)
ANALOG INPUT POWER (dBFS)
SNR
(dB)
MAX1421
toc10
-60
-50
-40
-30
-20
-10
0
10
20
30
40
50
60
70
80
SPURIOUS-FREE DYNAMIC RANGE
vs. ANALOG INPUT FREQUENCY
ANALOG INPUT FREQUENCY (MHz)
SFDR
(dBc)
MAX1421
toc05
05
10 15 20 25 30 35 40 45 50 55
45
53
61
69
77
85
SIGNAL-TO-NOISE RATIO
vs. ANALOG INPUT FREQUENCY
ANALOG INPUT FREQUENCY (MHz)
SNR
(dB)
MAX1421
toc06
05
10 15 20 25 30 35 40 45 50 55
50
54
58
62
66
70
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MAX1422CCM+TD 功能描述:模数转换器 - ADC 12-Bit 20Msps 3.3V 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
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