參數(shù)資料
型號(hào): MAX1145AEAP+
廠商: Maxim Integrated Products
文件頁數(shù): 12/18頁
文件大?。?/td> 0K
描述: IC ADC 14BIT 150KSPS 20-SSOP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 66
位數(shù): 14
采樣率(每秒): 150k
數(shù)據(jù)接口: MICROWIRE?,QSPI?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 26.4mW
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: 20-SSOP(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 20-SSOP
包裝: 管件
輸入數(shù)目和類型: 1 個(gè)單端,單極;1 個(gè)單端,雙極
MAX1144/MAX1145
14-Bit ADCs, 150ksps, 3.3V Single Supply
_______________________________________________________________________________________
3
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.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Unipolar
7.5
10.5
MAX1144
Bipolar
5.9
8.4
Unipolar
100
1000
Input Impedance
MAX1145
Bipolar
3.4
5.3
k
Input Capacitance
32
pF
CONVERSION RATE
Internal Clock Frequency
3
MHz
Aperture Delay
tAD
10
ns
Aperture Jitter
tAJ
50
ps
MODE 1 (24 EXTERNAL CLOCK CYCLES PER CONVERSION)
Unipolar
0.1
3.0
External Clock Frequency
fSCLK
Bipolar
0.1
3.6
MHz
Unipolar
4.17
125
Sample Rate
fS =
fSCLK / 24
Bipolar
4.17
150
ksps
Unipolar
8
240
Conversion Time (Note 4)
tCONV+ACQ
= 24 / fSCLK Bipolar
6.7
240
s
MODE 2 (INTERNAL CLOCK)
External Clock Frequency
(Data Transfer Only)
4
MHz
Conversion Time
(SSTRB low pulse width)
5.3
7
s
Unipolar
1.67
Acquisition Time (Note 5)
Bipolar
1.39
s
MODE 3 (32 EXTERNAL CLOCK CYCLES PER CONVERSION)
External Clock Frequency
fSCLK
Unipolar or bipolar
0.1
3.6
MHz
Sample Rate
fS =
fSCLK / 32
Unipolar or bipolar
3.125
112
ksps
Conversion Time (Note 4)
tCONV+ACQ
= 32 / fSCLK
Unipolar or bipolar
8.89
320
s
EXTERNAL REFERENCE
Input Range
(Notes 6, 7)
1.9
2.048
2.2
V
VREF = 2.048V, fSCLK = 3.6MHz
110
VREF = 2.048V, fSCLK = 0
100
Input Current
In power-down, fSCLK = 0
0.1
A
DIGITAL INPUTS
Input High Voltage
VIH
2.4
V
Input Low Voltage
VIL
0.8
V
Input Leakage
IIN
VIN = 0 or DVDD
-1
+1
A
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MAX1145AEAP+ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 14-Bit 150ksps 2.2V 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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX1145AEAP+T 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 14-Bit 150ksps 2.2V 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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX1145AEAP-T 功能描述:模數(shù)轉(zhuǎn)換器 - 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
MAX1145BCAP 功能描述:模數(shù)轉(zhuǎn)換器 - 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
MAX1145BCAP+ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 14-Bit 150ksps 2.2V 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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32