參數(shù)資料
型號: FST3245QSCX
廠商: Fairchild Semiconductor
文件頁數(shù): 3/7頁
文件大?。?/td> 0K
描述: IC SWITCH BUS 8BIT TTL 20QSOP
產(chǎn)品變化通告: Mold Compound Change 12/Sept/2008
標(biāo)準(zhǔn)包裝: 2,500
類型: 總線開關(guān)
電路: 1 x 8:1
獨立電路: 1
電壓電源: 單電源
電源電壓: 4 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 20-LSOP(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 20-QSOP
包裝: 帶卷 (TR)
2009-2012 Microchip Technology Inc.
Preliminary
DS41393B-page 3
Special Features:
RoHS Compliant
Power-Saving Sleep mode
Industrial Temperature Range
Built-in Drift Compensation Algorithm
128 Bytes of User EEPROM
Power Requirements:
Operating Voltage: 2.5-5.0V ±5%
Standby Current:
- 5V: 85 uA, typical; 125 uA (maximum)
- 2.5V: 40 uA, typical; 60 uA (maximum)
Operating “No touch” Current:
- 3.0 mA (typical)
Operating “Touch” Current:
- 17 mA, typical, with a touch sensor having
200
layers.
- Actual current is dependent on the touch
sensor used
AR1011/AR1021 Brown-Out Detection (BOR) set
to 2.2V.
Touch Modes:
Off, Stream, Down, Up and more.
Touch Sensor Support:
4-Wire, 5-Wire and 8-Wire Analog Resistive
Lead-to-Lead Resistance: 50-2,000
typical)
Layer-to-Layer Capacitance: 0-0.5 uF
Touch Sensor Time Constant: 500 us (maximum)
Touch Resolution:
10-bit Resolution (maximum)
Touch Coordinate Report Rate:
140 Reports Per Second (typical) with a Touch
Sensor of 0.02 uF with 200
Layers
Actual Report Rate is dependent on the Touch
Sensor used.
Communications:
SPI, Slave mode, p/n AR1021
I2CTM, Slave mode, p/n, AR1021
UART, 9600 Baud Rate, p/n AR1011
AR1000 SERIES RESISTIVE TOUCH
SCREEN CONTROLLER
AR1000 Series Resistive Touch Screen Controller
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