參數(shù)資料
型號: TC14433COG
元件分類: ADC
英文描述: 1-CH 3-BIT DUAL-SLOPE ADC, SERIAL ACCESS, PDSO24
封裝: SOIC-24
文件頁數(shù): 4/20頁
文件大小: 356K
代理商: TC14433COG
TC14433/A
DS21394C-page 12
2006 Microchip Technology Inc.
FIGURE 5-2:
3-1/2 Digit LED Voltmeter with Low Component Count Using Common Cathode
Display
FIGURE 5-3:
Alternate Oscillator Circuits
CLK1
CLK0
OR
TC14433
Input
VX
300k
Resitor Network
or Individual
Resistor*
R
+5V
Minus
Control
+5V
RM
Common
Cathode
Led Display
75492
OR
1413*
Digit Drivers
VEE**
(Minus)
Alternate Overrange Circuit
with Separated LED
+5V
OR
1/6
1/7
1413
75492
RR
OR
B1
A
B
C
D
LT
LE
I4511B
RDP
VIN
+5V
VOUT
VSS
1
μF
20k
MCP1525
470k 0.1
μF 0.1 μF
C01 C02
R1 R1/C C1
VX
VAG
DU
EOE
VREF
VSS
VDD
VEE
Q0
Q1
Q2
DS4 DS3 DS2 DS1
a
b
c
d
e
f
g
Note
1:
For VREF = 2000V; V: 1.999V full scale.
2: For VREF = 200 mV; V: 199.9 mV full scale (change 470k to R = 27k and decimal point position.
3: Peak digit current for an eight displayed is 7 times the segment current:
*To increase segment current capability, add two 75491 ICs between 14511B and resistor network.
The use of the 1413 as digit driver increases digit current capability over the 75492.
**V can range between -2.8V and -11V.
(B) LC Oscillator Circuit
10
L
C
11
C
For L = 5 mH and C = 0.01
μF, f
32 kHz
10 pF < C1 and C2 < 200 pF
TC14433
CLK1
C1
C2
CLK0
CLK1
CLK0
11
10
18M
47k
(A) Crystal Oscillator Circuit
f =
1
π
2
2/LC
相關(guān)PDF資料
PDF描述
TC14433AEPG 1-CH 3-BIT DUAL-SLOPE ADC, SERIAL ACCESS, PDIP24
TC14433EPG 1-CH 3-BIT DUAL-SLOPE ADC, SERIAL ACCESS, PDIP24
TC14433ELITR 1-CH 3-BIT DUAL-SLOPE ADC, SERIAL ACCESS, PQCC28
TC14433AEP 1-CH 3-BIT DUAL-SLOPE ADC, SERIAL ACCESS, PDIP24
TC14433EP 1-CH 3-BIT DUAL-SLOPE ADC, SERIAL ACCESS, PDIP24
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TC14433COG713 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 3-1/2 Digit A/D BCD 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
TC14433-E/LI 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:3-1/2 Digit, Analog-to-Digital Converter
TC14433-E/OG 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:3-1/2 Digit, Analog-to-Digital Converter
TC14433-E/PG 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:3-1/2 Digit, Analog-to-Digital Converter
TC14433EJ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 3-1/2 Digit A/D BCD 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