參數(shù)資料
型號(hào): MAX1081ACUP+
廠(chǎng)商: Maxim Integrated Products
文件頁(yè)數(shù): 15/24頁(yè)
文件大小: 0K
描述: IC ADC 10BIT 300KSPS 20-TSSOP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 74
位數(shù): 10
采樣率(每秒): 300k
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): 8.0mW
電壓電源: 單電源
工作溫度: 0°C ~ 70°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 20-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 20-TSSOP
包裝: 管件
輸入數(shù)目和類(lèi)型: 8 個(gè)單端,單極;8 個(gè)單端,雙極;4 個(gè)差分,單極;4 個(gè)差分,雙極
Signal-to-Noise Plus Distortion (SINAD)
SINAD is the ratio of the fundamental input frequency’s
RMS amplitude to RMS equivalent of all other ADC out-
put signals:
SINAD (dB) = 20 log (SignalRMS / NoiseRMS)
Effective Number of Bits (ENOB)
ENOB indicates the global accuracy of an ADC at a
specific input frequency and sampling rate. An ideal
ADC’s error consists only of quantization noise. With an
input range equal to the ADC’s full-scale range, calcu-
late ENOB as follows:
ENOB = (SINAD - 1.76) / 6.02
Total Harmonic Distortion (THD)
THD is the ratio of the RMS sum of the input signal’s
first five harmonics to the fundamental itself. This is
expressed as:
where V1 is the fundamental amplitude, and V2 through
V5 are the amplitudes of the 2nd- through 5th-order
harmonics.
Spurious-Free Dynamic Range (SFDR)
SFDR is the ratio of the RMS amplitude of the funda-
mental (maximum signal component) to the RMS value
of the next-largest distortion component.
THD 20
log
V
VVV
V
2
3
2
4
2
4
2
5
2
1
+
+++
MAX1080/MAX1081
300ksps/400ksps, Single-Supply, Low-Power,
8-Channel, Serial 10-Bit ADCs with Internal Reference
22
______________________________________________________________________________________
SCLK
DIN
DOUT
SSTRB
SEL2
START
SEL1
SEL0
PD1
PD0
CS
UNI/BIP SGI/DIF
B8
S1
MSB
S0
HIGH IMPEDANCE
Figure 19. MAX1080/MAX1081-to-TMS320 Serial Interface
PART
TEMP.
RANGE
PIN-
PACKAGE
MAX1080BEUP
MAX1081AEUP
MAX1081BEUP
-40°C to +85°C
20 TSSOP
±1
±1/2
INL
(LSB)
±1
MAX1081ACUP
MAX1081BCUP
0°C to +70°C
20 TSSOP
±1/2
±1
Ordering Information (continued)
Typical Operating Circuit
VDD
I/O
SCK (SK)
MOSI (SO)
MISO (SI)
VSS
SHDN
SSTRB
DOUT
DIN
SCLK
CS
COM
GND
VDD1
VDD2
CH7
4.7
F
0.1
F
CH0
0 TO
+2.5V
ANALOG
INPUTS
MAX1080
MAX1081
CPU
+5V OR
+3V
REF
0.01
F
REFADJ
VDD2
Chip Information
TRANSISTOR COUNT: 4286
PROCESS: BiCMOS
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參數(shù)描述
MAX1081ACUP+ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 3V 400ksps Low-Power 8Ch Serial 10-Bit 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(lèi)型:Differential 信噪比:107 dB 接口類(lèi)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
MAX1081ACUP+T 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 3V 400ksps Low-Power 8Ch Serial 10-Bit 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(lèi)型:Differential 信噪比:107 dB 接口類(lèi)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
MAX1081ACUP-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(lèi)型:Differential 信噪比:107 dB 接口類(lèi)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
MAX1081AEUP 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(lèi)型:Differential 信噪比:107 dB 接口類(lèi)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
MAX1081AEUP+ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 3V 400ksps Low-Power 8Ch Serial 10-Bit 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(lèi)型:Differential 信噪比:107 dB 接口類(lèi)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