參數(shù)資料
型號: MAX1185ECM+
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: ADC
英文描述: 2-CH 10-BIT FLASH METHOD ADC, PARALLEL ACCESS, PQFP48
封裝: 7 X 7 MM, ROHS COMPLIANT, TQFP-48
文件頁數(shù): 20/21頁
文件大?。?/td> 353K
代理商: MAX1185ECM+
MAX1185
Dual 10-Bit, 20Msps, 3V, Low-Power ADC with
Internal Reference and Multiplexed Parallel Outputs
8
_______________________________________________________________________________________
-0.4
-0.2
-0.3
0
-0.1
0.1
0.2
-40
85
OFFSET ERROR vs. TEMPERATURE
MAX1185
toc19
TEMPERATURE (
°C)
OFFSET
ERROR
(%FS)
10
-15
35
60
CHB
CHA
33
34
36
35
37
38
2.70
3.00
2.85
3.15
3.30
3.45
3.60
ANALOG SUPPLY CURRENT
vs. ANALOG SUPPLY VOLTAGE
MAX1185
toc20
VDD (V)
I VDD
(mA)
28
30
34
32
36
38
-40
10
-15
35
60
85
ANALOG SUPPLY CURRENT
vs. TEMPERATURE
MAX1185
toc21
TEMPERATURE (
°C)
I VDD
(mA)
0
0.05
0.15
0.10
0.20
0.25
2.70
3.00
2.85
3.15
3.30
3.45
3.60
ANALOG POWER-DOWN CURRENT
vs. ANALOG SUPPLY VOLTAGE
MAX1185
toc22
VDD (V)
I VDD
A)
OE = PD = OVDD
50
56
68
62
74
80
35
40
45
50
55
60
65
70
SNR/SINAD, -THD/SFDR
vs. CLOCK DUTY CYCLE
MAX1185
toc23
CLOCK DUTY CYCLE (%)
SNR/SINAD,
-THD/SFDR
(dB,
dBc)
SFDR
fINA/B = 7.53MHz
SNR
SINAD
THD
2.0000
2.0020
2.0060
2.0040
2.0080
2.0100
2.70
3.00
2.85
3.15
3.30
3.45
3.60
INTERNAL REFERENCE VOLTAGE
vs. ANALOG SUPPLY VOLTAGE
MAX1185
toc24
VDD (V)
V
REFOUT
(V)
1.994
2.002
1.998
2.006
2.010
2.014
-40
85
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
MAX1185
toc25
TEMPERATURE (
°C)
V
REOUT
(V)
10
-15
35
60
0
21,000
14,000
7,000
28,000
35,000
42,000
49,000
56,000
63,000
70,000
OUTPUT NOISE HISTOGRAM (DC INPUT)
MAX1185
toc26
DIGITAL OUTPUT CODE
COUNTS
64,515
N
869
N-1
152
N+1
0
N+2
0
N-2
Typical Operating Characteristics (continued)
(VDD = 3V, OVDD = 2.5V, VREFIN = 2.048V, differential input at -0.5dBFS, fCLK = 20MHz, CL
≈ 10pF, TA = +25°C, unless otherwise noted.)
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MAX1185ECM+TD 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 10-Bit 2Ch 20Msps High Speed 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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
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