(V
參數(shù)資料
型號: MAX1421ECM+D
廠商: Maxim Integrated Products
文件頁數(shù): 15/17頁
文件大?。?/td> 0K
描述: IC ADC 12BIT 40MSPS 48LQFP
產(chǎn)品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 250
位數(shù): 12
采樣率(每秒): 40M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 214mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 48-LQFP
供應商設備封裝: 48-LQFP(7x7)
包裝: 托盤
輸入數(shù)目和類型: 1 個差分,雙極
MAX1421
12-Bit, 40Msps, 3.3V, Low-Power ADC
with Internal Reference
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.)
64
68
76
72
80
84
-40
10
-15
35
60
85
SPURIOUS-FREE DYNAMIC RANGE
vs. TEMPERATURE
MAX1421
toc13
TEMPERATURE (
°C)
SFDR
(dBc)
fIN = 5.52MHz
2.0
1.5
1.0
0.5
0
-0.5
-1.0
-1.5
-2.0
02048
1024
3072
4096
INTEGRAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
MAX1421
toc17
DIGITAL OUTPUT CODE
INL
(LSB)
0.500
0.375
0.250
0.125
0
-0.125
-0.250
-0.375
-0.500
0
2048
1024
3072
4096
DIFFERENTIAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
MAX1421
toc18
DIGITAL OUTPUT CODE
DNL
(LSB)
70
60
50
40
30
-40
10
-15
35
6085
ANALOG SUPPLY CURRENT
vs. TEMPERATURE
MAX1421
toc20
TEMPERATURE (
°C)
I AVDD
(mA)
12
10
8
6
4
-40
10
-15
35
6085
DIGITAL SUPPLY CURRENT
vs. TEMPERATURE
MAX1421
toc21
TEMPERATURE (
°C)
I AVDD
(mA)
CL
≈ 10pF
60
62
66
64
68
70
-40
10
-15
35
60
85
SIGNAL-TO-NOISE PLUS DISTORTION
vs. TEMPERATURE
MAX1421
toc16
TEMPERATURE (
°C)
SINAD
(dB)
fIN = 5.52MHz
0.50
0.25
0
-0.25
-0.50
-40
10
-15
35
60
85
GAIN ERROR vs. TEMPERATURE, EXTERNAL
REFERENCE (VREFIN = 2.048V)
MAX1421
toc19
TEMPERATURE (
°C)
GAIN
ERROR
(%FSR)
60
62
66
64
68
70
-40
10
-15
35
60
85
SIGNAL-TO-NOISE RATIO
vs. TEMPERATURE
TEMPERATURE (
°C)
SNR
(dB)
fIN = 5.52MHz
MAX1421
toc14
-80
-78
-74
-76
-72
-70
-40
10
-15
35
60
85
TOTAL HARMONIC DISTORTION
vs. TEMPERATURE
MAX1421
toc15
TEMPERATURE (
°C)
THD
(dBc)
fIN = 5.52MHz
________________________________________________________________________________________
7
2.0
1.5
1.0
0.5
0
-0.5
-1.0
-1.5
-2.0
0
2048
1024
3072
4096
INTEGRAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
MAX1421
toc17
DIGITAL OUTPUT CODE
INL
(LSB)
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MAX1422CCM+TD 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-Bit 20Msps 3.3V Precision ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
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