8-Channel, ±VREF Multirange Inputs, Serial 16-Bit ADC __________________" />
參數資料
型號: MAX1302BEUG+
廠商: Maxim Integrated Products
文件頁數: 31/31頁
文件大小: 0K
描述: IC ADC 16BIT SRL 115KSPS 24TSSOP
標準包裝: 62
位數: 16
采樣率(每秒): 115k
數據接口: MICROWIRE?,QSPI?,串行,SPI?
轉換器數目: 1
功率耗散(最大): 1.11W
電壓電源: 模擬和數字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 24-TSSOP(0.173",4.40mm 寬)
供應商設備封裝: 24-TSSOP
包裝: 管件
輸入數目和類型: 8 個單端,單極;8 個單端,雙極;4 個差分,單極;4 個差分,雙極
MAX1302
8-Channel, ±VREF Multirange Inputs,
Serial 16-Bit ADC
_______________________________________________________________________________________
9
EXTERNAL REFERENCE INPUT CURRENT
vs. EXTERNAL REFERENCE INPUT VOLTAGE
MAX1302
toc12
EXTERNAL REFERENCE VOLTAGE (V)
EXTERNAL
REFERENCE
CURRENT
(mA)
4.10
4.05
4.00
3.95
3.90
3.85
0.13
0.14
0.15
0.16
0.12
3.80
4.15
ALL MODES
-0.10
-0.04
-0.06
-0.08
-0.02
0
0.02
0.04
0.06
0.08
0.10
-40
10
-15
35
60
85
GAIN DRIFT
vs. TEMPERATURE
MAX1302
toc13
TEMPERATURE (
°C)
GAIN
DRIFT
(%)
+VREF/2 BIPOLAR
±VREF BIPOLAR RANGE
±VREF/4 BIPOLAR
-1.0
-0.4
-0.6
-0.8
-0.2
0
0.2
0.4
0.6
0.8
1.0
-40
10
-15
356085
OFFSET DRIFT
vs. TEMPERATURE
MAX1302
toc14
TEMPERATURE (
°C)
OFFSET
ERROR
(mV)
+VREF/4 BIPOLAR RANGE
±VREF BIPOLAR
CHANNEL-TO-CHANNEL ISOLATION
vs. INPUT FREQUENCY
MAX1302
toc15
FREQUENCY (kHz)
ISOLATION
(dB)
1000
100
10
-100
-80
-60
-40
-20
0
-120
1
10,000
fSAMPLE = 115ksps
±VREF BIPOLAR RANGE
CH0 TO CH2
COMMON-MODE REJECTION RATIO
vs. FREQUENCY
MAX1302
toc16
FREQUENCY (kHz)
CMRR
(dB)
1000
100
10
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-100
1
10,000
fSAMPLE = 115ksps
±VREF BIPOLAR RANGE
-2.0
-1.0
-1.5
0
-0.5
0.5
1.0
1.5
2.0
0
16,384
32,768
49,152
65,535
INTEGRAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
MAX1302
toc17
DIGITAL OUTPUT CODE
INL
(LSB)
fSAMPLE = 115ksps
±VREF BIPOLAR RANGE
-2.0
-1.0
-1.5
0
-0.5
0.5
1.0
1.5
2.0
0
16,384
32,768
49,152
65,535
DIFFERENTIAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
MAX1302
toc18
DIGITAL OUTPUT CODE
DNL
(LSB)
fSAMPLE = 115ksps
±VREF BIPOLAR RANGE
-140
-60
-100
-120
-40
-80
-20
0
020
10
30
40
50
FFT AT 5kHz
MAX1302
toc19
TEMPERATURE (
°C)
MAGNITUDE
(dB)
fSAMPLE = 115ksps
fIN(SINE WAVE) = 5kHz
±VREF BIPOLAR RANGE
100
0
1
100
1000
SNR, SINAD, ENOB
vs. ANALOG INPUT FREQUENCY
30
70
40
80
50
90
20
10
60
MAX1302 toc20
FREQUENCY (kHz)
SNR,
SINAD
(dB)
10
fSAMPLE = 115ksps
±VREF BIPOLAR RANGE
ENOB
SNR
SINAD
Typical Operating Characteristics (continued)
(VAVDD1 = VAVDD2 = VDVDD = VDVDDO = 5V, VAGND1 = VDGND = VDGNDO = VAGND2 = VAGND3 = 0V, fCLK = 3.5MHz (50% duty
cycle), external clock mode, VREF = 4.096V (external reference operation), REFCAP = AVDD1, maximum single-ended bipolar input
range (±VREF), CDOUT = 50pF, CSSTRB = 50pF, unless otherwise noted.)
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