參數(shù)資料
型號(hào): MAX111BEWE+T
廠商: Maxim Integrated Products
文件頁數(shù): 2/24頁
文件大?。?/td> 0K
描述: IC ADC 14BIT 2CH 16-SOIC
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 1,000
位數(shù): 14
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): 762mW
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 16-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 16-SOIC W
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 4 個(gè)單端,單極;2 個(gè)差分,單極
MAX110/MAX111
Low-Cost, 2-Channel, ±14-Bit Serial ADCs
10
______________________________________________________________________________________
Oversampling Clock
XCLK internally connects to a clock-frequency divider
network, whose output is the ADC oversampling clock,
fOSC. This allows the selected clock source (internal RC
oscillator or external clock applied to XCLK) to be
divided by one, two, or four (see
Clock Divider-Ratio
Control Bits).
Figure 3 shows the two methods for providing the over-
sampling clock to the MAX110/MAX111. In external-
clock mode (Figure 3a), the internal RC oscillator is
disabled and XCLK accepts a TTL/CMOS-level clock to
provide the oversampling clock to the ADC.
Select external-clock mode (Figure 3a) by connecting
RCSEL to GND and a TTL/CMOS-compatible clock to
XCLK (see
Selecting the Oversampling Clock
Frequency).
In RC-oscillator mode (Figure 3b), the internal RC oscil-
lator is active and its output is connected to XCLK
(Figure 1). Select RC-oscillator mode by connecting
RCSEL to VDD. This enables the internal oscillator and
connects it to XCLK for use by the ADC and external
system components. Minimize the capacitive loading on
XCLK when using the internal RC oscillator.
DIFFERENTIAL
ANALOG
INPUT
VREF+
DC LEVEL AT 1/2 VREF
VREF-
VREF+
VREF-
OUTPUT FROM
1-BIT DAC
OVERSAMPLING
CLOCK
MAX110
MAX111
Figure 2. ADC Waveforms During a Conversion
Figure 1. Functional Diagram
IN1+
IN+
IN-
INPUT
MUX
IN1-
IN2+
IN2-
REF+
Gm
REF-
Gm
INTEGRATOR
UP/DOWN
COUNTER
-
Σ
DITHER
GENERATOR
SERIAL
SHIFT
REGISTER
DIN
SCLK CS
16
CONTROL
REGISTER
DOUT
BUSY
RCSEL
XCLK
OSC
TIMER + CONTROL
LOGIC + CLOCK GENERATOR
DIVIDER
NETWORK,
DIVIDE BY
1, 2, OR 4
RC
OSCILLATOR
MAX110
MAX111
相關(guān)PDF資料
PDF描述
MS3100F20-33P CONN RCPT 11POS WALL MNT W/PINS
IDT72285L15PF IC FIFO 65536X18 LP 15NS 64-TQFP
MAX159BEUA+ IC ADC 10BIT 108KSPS 8-UMAX
ISL3176EIUZ-T7A IC TXRX RS485/422 ESD 10MSOP
IDT72V291L20TF IC FIFO SS 32768X36 20NS 64QFP
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX111BMJE 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
MAX111CAP 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Analog-to-Digital Converter, 15-Bit
MAX111CPE 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Analog-to-Digital Converter, 15-Bit
MAX111CWE 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Analog-to-Digital Converter, 15-Bit
MAX111EAP 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Analog-to-Digital Converter, 15-Bit