參數(shù)資料
型號： MAX1233ETI+
廠商： Maxim Integrated Products
文件頁數(shù)： 23/44頁
文件大小： 0K
描述： IC CNTRLR TOUCH 28-TQFN
其它有關(guān)文件： Automotive Product Guide
產(chǎn)品培訓(xùn)模塊： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝： 60
類型： 電阻
觸摸面板接口： 4 線
輸入數(shù)/鍵： 1，4 x 4 小鍵盤
分辨率（位）： 8，10，12 b
數(shù)據(jù)接口： MICROWIRE?，QSPI?，串行，SPI?
數(shù)據(jù)速率/采樣率 (SPS，BPS)： 50k
電壓基準(zhǔn)： 外部，內(nèi)部
電源電壓： 2.7 V ~ 3.6 V
工作溫度： -40°C ~ 85°C
安裝類型： 表面貼裝
封裝/外殼： 28-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝： 28-TQFN-EP（5x5）
包裝： 管件
MAX1233/MAX1234
±15kV ESD-Protected Touch-Screen
Controllers Include DAC and Keypad Controller
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(DVDD = AVDD = +2.7V to +3.6V (MAX1233), DVDD = AVDD = +4.75V to +5.25V (MAX1234), external reference VREF = 2.5V
(MAX1233), VREF = 4.096V (MAX1234); fSCLK = 10MHz, fSAMPLE = 50ksps, 12-bit mode, 0.1F capacitor at REF, TA = -40
°C to
+85
°C, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Total Harmonic Distortion
THD
-84
dB
Spurious-Free Dynamic Range
SFDR
84
dB
Full-Power Bandwidth
-3dB point
0.5
MHz
Full-Linear Bandwidth
SINAD > 67dB
50
kHz
CONVERSION RATE
Internal Oscillator Frequency
8
11.5
MHz
Aperture Delay
30
ns
Aperture Jitter
<50
ps
Maximum Serial Clock Frequency
fSCLK
10
MHz
Duty Cycle
30
70
%
AUXILIARY ANALOG INPUTS (AUX1, AUX2)
Input Voltage Range
0VREF
V
Input Leakage Current
Channel not selected or conversion
stopped
±0.1
±1A
Input Capacitance
34
pF
BATTERY MONITOR INPUTS (BAT1, BAT2)
Input Voltage Range
0.5
6.0
V
Sampling battery
10
k
Ω
Input Impedance
Battery monitor OFF
1
G
Ω
Accuracy
Internal reference
-3
+3
%
TEMPERATURE MEASUREMENT
Temperature Range
-40
+85
°C
Differential method (Note 4)
1.6
Resolution
Single measurement method (Note 5)
0.3
°C
Differential method (Note 4)
±3
Accuracy
Single measurement method (Note 5)
±2
°C
INTERNAL ADC REFERENCE
2.5V mode, TA = +25
°C
2.470
2.500
2.530
Reference Output Voltage
VREF
1.0V mode, TA = +25
°C
0.980
1.000
1.020
V
Output Tempco
TCVREF
60
ppm/
°C
Reference Output Impedance
Normal operation
250
Ω
Reference Short-Circuit Current
18
mA
EXTERNAL ADC REFERENCE (INTERNAL REFERENCE DISABLED, REFERENCE APPLIED TO REF)
Reference Input Voltage Range
(Note 6)
1.0
VDD
V
Input Impedance
CS = GND or VDD
1G
Ω
VREF = +2.5V at 50ksps (MAX1233)
5
10
VREF = +4.096V at 50ksps (MAX1234)
8
15
Input Current
Shutdown/between conversions
±0.1
A
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1233ETI+ 功能描述:觸摸屏轉(zhuǎn)換器和控制器 4Ch uWire QSPI/SPI Touch Interface RoHS:否 制造商:Microchip Technology 類型:Resistive Touch Controllers 輸入類型:3 Key 數(shù)據(jù)速率:140 SPS 分辨率:10 bit 接口類型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 電源電壓:2.5 V to 5.25 V 電源電流:17 mA 工作溫度:- 40 C to + 85 C 封裝 / 箱體:SSOP-20
MAX1233ETI+T 功能描述:觸摸屏轉(zhuǎn)換器和控制器 4Ch uWire QSPI/SPI Touch Interface RoHS:否 制造商:Microchip Technology 類型:Resistive Touch Controllers 輸入類型:3 Key 數(shù)據(jù)速率:140 SPS 分辨率:10 bit 接口類型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 電源電壓:2.5 V to 5.25 V 電源電流:17 mA 工作溫度:- 40 C to + 85 C 封裝 / 箱體:SSOP-20
MAX1234EGI 功能描述:觸摸屏轉(zhuǎn)換器和控制器 RoHS:否 制造商:Microchip Technology 類型:Resistive Touch Controllers 輸入類型:3 Key 數(shù)據(jù)速率:140 SPS 分辨率:10 bit 接口類型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 電源電壓:2.5 V to 5.25 V 電源電流:17 mA 工作溫度:- 40 C to + 85 C 封裝 / 箱體:SSOP-20
MAX1234EGI+ 制造商:Maxim Integrated Products 功能描述:TOUCH SCREEN CONTROLLER 28-PIN QFN EP - Rail/Tube
MAX1234EGI-T 功能描述:觸摸屏轉(zhuǎn)換器和控制器 RoHS:否 制造商:Microchip Technology 類型:Resistive Touch Controllers 輸入類型:3 Key 數(shù)據(jù)速率:140 SPS 分辨率:10 bit 接口類型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 電源電壓:2.5 V to 5.25 V 電源電流:17 mA 工作溫度:- 40 C to + 85 C 封裝 / 箱體:SSOP-20
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