th Oct. 2009 26 www.semtech.com SX1507/SX1508/SX1509 W" />
參數(shù)資料
型號： SX1508IULTRT
廠商： Semtech
文件頁數(shù)： 19/41頁
文件大小： 0K
描述： IC GPIO EXPANDER I2C 8CH 20QFN
特色產(chǎn)品： SX1508/SX1509 GPIO Expanders
標準包裝： 1
接口： I²C
輸入/輸出數(shù)： 8
中斷輸出： 是
頻率 - 時鐘： 400kHz
電源電壓： 1.2 V ~ 3.6 V
工作溫度： -40°C ~ 85°C
安裝類型： 表面貼裝
封裝/外殼： 20-UFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝： 20-QFN-UT（3x3）
包裝： 標準包裝
包括： LED 驅(qū)動器 / 小鍵盤引擎
其它名稱： SX1508IULDKR
ADVANCED COMMUNICATIONS & SENSING
Rev 1 – 30
th Oct. 2009
26
www.semtech.com
SX1507/SX1508/SX1509
World’s Lowest Voltage Level Shifting GPIO
with LED Driver and Keypad Engine
5.2
SX1508 8-channel GPIO with LED Driver and Keypad Engine
Address
Name
Description
Default
Device and IO Banks
0x00
RegInputDisable
Input buffer disable register
0000 0000
0x01
RegLongSlew
Output buffer long slew register
0000 0000
0x02
RegLowDrive
Output buffer low drive register
0000 0000
0x03
RegPullUp
Pull-up register
0000 0000
0x04
RegPullDown
Pull-down register
0000 0000
0x05
RegOpenDrain
Open drain register
0000 0000
0x06
RegPolarity
Polarity register
0000 0000
0x07
RegDir
Direction register
1111 1111
0x08
RegData
Data register
1111 1111
*
0x09
RegInterruptMask
Interrupt mask register
1111 1111
0x0A
RegSenseHigh
Sense register for I/O[7:4]
0000 0000
0x0B
RegSenseLow
Sense register for I/O[3:0]
0000 0000
0x0C
RegInterruptSource
Interrupt source register
0000 0000
0x0D
RegEventStatus
Event status register
0000 0000
0x0E
RegLevelShifter
Level shifter register
0000 0000
0x0F
RegClock
Clock management register
0000 0000
0x10
RegMisc
Miscellaneous device settings register
0000 0000
0x11
RegLEDDriverEnable
LED driver enable register
0000 0000
Debounce and Keypad Engine
0x12
RegDebounceConfig
Debounce configuration register
0000 0000
0x13
RegDebounceEnable
Debounce enable register
0000 0000
0x14
RegKeyConfig
Key scan configuration register
0000 0000
0x15
RegKeyData
Key value
1111 1111
LED Driver (PWM, blinking, breathing)
0x16
RegIOn0
ON intensity register for I/O[0]
1111 1111
0x17
RegIOn1
ON intensity register for I/O[1]
1111 1111
0x18
RegTOn2
ON time register for I/O[2]
0000 0000
0x19
RegIOn2
ON intensity register for I/O[2]
1111 1111
0x1A
RegOff2
OFF time/intensity register for I/O[2]
0000 0000
0x1B
RegTOn3
ON time register for I/O[3]
0000 0000
0x1C
RegIOn3
ON intensity register for I/O[3]
1111 1111
0x1D
RegOff3
OFF time/intensity register for I/O[3]
0000 0000
0x1E
RegTRise3
Fade in register for I/O[3]
0000 0000
0x1F
RegTFall3
Fade out register for I/O[3]
0000 0000
0x20
RegIOn4
ON intensity register for I/O[4]
1111 1111
0x21
RegIOn5
ON intensity register for I/O[5]
1111 1111
0x22
RegTOn6
ON time register for I/O[6]
0000 0000
0x23
RegIOn6
ON intensity register for I/O[6]
1111 1111
0x24
RegOff6
OFF time/intensity register for I/O[6]
0000 0000
0x25
RegTOn7
ON time register for I/O[7]
0000 0000
0x26
RegIOn7
ON intensity register for I/O[7]
1111 1111
0x27
RegOff7
OFF time/intensity register for I/O[7]
0000 0000
0x28
RegTRise7
Fade in register for I/O[7]
0000 0000
0x29
RegTFall7
Fade out register for I/O[7]
0000 0000
Miscellaneous
0x2A
RegHighInput
High input enable register
0000 0000
Software Reset
0x7D
RegReset
Software reset register
0000 0000
Test (not to be written)
0x7E
RegTest1
Test register
0000 0000
0x7F
RegTest2
Test register
0000 0000
*Bits set as output take “1” as default value.
Table 11 – SX1508 Configuration Registers Overview
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SX1508QB 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:World’s Lowest Voltage Level Shifting GPIO with LED Driver and Keypad Engine
SX1508QBIULTRT 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:World’s Lowest Voltage Level Shifting GPIO with LED Driver and Keypad Engine
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SX1509BIULTRT 制造商:Semtech Corporation 功能描述: 制造商:Semtech Corporation 功能描述:IC GPIO EXPANDER I2C 16CH 28QFN 制造商:Semtech Corporation 功能描述:Low Voltage Level Shifting GPIO with LED Driver and Keypad Engine 制造商:Semtech Corporation 功能描述:16 CHAN LOW VOLT I2C GPIO +PWM
SX1509BULTRT 功能描述:IC GPIO EXPANDER I2C 16CH 28QFN RoHS:是 類別:集成電路 (IC) >> 接口 - I/O 擴展器 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:74 系列:- 接口:I²C，JTAG 輸入/輸出數(shù):9 中斷輸出:無 頻率 - 時鐘:400kHz 電源電壓:2.7 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-TSSOP（0.173"，4.40mm 寬） 供應(yīng)商設(shè)備封裝:20-TSSOP 包裝:管件 包括:EEPROM
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