參數資料
型號: MAX1233ETI+
廠商: Maxim Integrated Products
文件頁數: 35/44頁
文件大小: 0K
描述: IC CNTRLR TOUCH 28-TQFN
其它有關文件: Automotive Product Guide
產品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 60
類型: 電阻
觸摸面板接口: 4 線
輸入數/鍵: 1,4 x 4 小鍵盤
分辨率(位): 8,10,12 b
數據接口: MICROWIRE?,QSPI?,串行,SPI?
數據速率/采樣率 (SPS,BPS): 50k
電壓基準: 外部,內部
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
供應商設備封裝: 28-TQFN-EP(5x5)
包裝: 管件
MAX1233/MAX1234
±15kV ESD-Protected Touch-Screen
Controllers Include DAC and Keypad Controller
40
______________________________________________________________________________________
YES
KEYPAD
TOUCH
START CLOCK
GO TO HOST-INITIATED
DEBOUNCE SCAN
NO
YES
SET
KEYIRQ LOW
ARE THERE
UNREAD DEBOUNCE
RESULTS?
IS KEYSTS1 = 1?
SET BUSY LOW
SCAN AND DEBOUNCE KEYS
DONE
STORE KEYPAD SCAN
RESULTS IN REGISTER
RESET KEYIRQ HIGH
SET BUSY HIGH
KEY-PRESS-INITIATED DEBOUNCE SCAN
NO
Figure 25. Key-Press-Initiated Debounce Scan
YES
KEYPAD
TOUCH
START CLOCK
GO TO KEY-PRESS-INITIATED
DEBOUNCE SCAN
NO
HOST WRITES
ADC
CONTROL REGISTER
SET
KEYIRQ LOW
ARE THERE
UNREAD DEBOUNCE
RESULTS?
IS KEYSTS1 = 1?
SET BUSY LOW
SCAN AND DEBOUNCE KEYS
DONE
STORE KEYPAD SCAN
RESULTS IN REGISTER
RESET KEYIRQ HIGH
SET BUSY HIGH
HOST-INITIATED DEBOUNCE SCAN
YES
Figure 26. Host-Initiated Debounce Scan
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相關代理商/技術參數
參數描述
MAX1233ETI+ 功能描述:觸摸屏轉換器和控制器 4Ch uWire QSPI/SPI Touch Interface RoHS:否 制造商:Microchip Technology 類型:Resistive Touch Controllers 輸入類型:3 Key 數據速率: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 數據速率: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 數據速率: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 數據速率: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