th Oct. 2009 32 www.semtech.com SX1507/SX1508/SX1509 W" />
參數(shù)資料
型號： SX1508IULTRT
廠商： Semtech
文件頁數(shù)： 26/41頁
文件大?。?/td> 0K
描述： IC GPIO EXPANDER I2C 8CH 20QFN
特色產品： 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
供應商設備封裝： 20-QFN-UT（3x3）
包裝： 標準包裝
包括： LED 驅動器 / 小鍵盤引擎
其它名稱： SX1508IULDKR
ADVANCED COMMUNICATIONS & SENSING
Rev 1 – 30
th Oct. 2009
32
www.semtech.com
SX1507/SX1508/SX1509
World’s Lowest Voltage Level Shifting GPIO
with LED Driver and Keypad Engine
Addr
Name
Default
Bits
Description
0x00
RegInputDisableB
0x00
7:0
Disables the input buffer of each IO
0 : Input buffer is enabled (input actually being used)
1 : Input buffer is disabled (input actually not being used or LED connection)
0x01
RegInputDisableA
0x00
7:0
Disables the input buffer of each IO
0 : Input buffer is enabled (input actually being used)
1 : Input buffer is disabled (input actually not being used, LED connection)
0x02
RegLongSlewB
0x00
7:0
Enables increased slew rate of the output buffer of each [output-configured] IO
0 : Increased slew rate is disabled
1 : Increased slew rate is enabled
0x03
RegLongSlewA
0x00
7:0
Enables increased slew rate of the output buffer of each [output-configured] IO
0 : Increased slew rate is disabled
1 : Increased slew rate is enabled
0x04
RegLowDriveB
0x00
7:0
Enables reduced drive of the output buffer of each [output-configured] IO
0 : Reduced drive is disabled
1 : Reduced drive is enabled
0x05
RegLowDriveA
0x00
7:0
Enables reduced drive of the output buffer of each [output-configured] IO
0 : Reduced drive is disabled
1 : Reduced drive is enabled
0x06
RegPullUpB
0x00
7:0
Enables the pull-up for each IO
0 : Pull-up is disabled
1 : Pull-up is enabled
0x07
RegPullUpA
0x00
7:0
Enables the pull-up for each IO
0 : Pull-up is disabled
1 : Pull-up is enabled
0x08
RegPullDownB
0x00
7:0
Enables the pull-down for each IO
0 : Pull-down is disabled
1 : Pull-down is enabled
0x09
RegPullDownA
0x00
7:0
Enables the pull-down for each IO
0 : Pull-down is disabled
1 : Pull-down is enabled
0x0A
RegOpenDrainB
0x00
7:0
Enables open drain operation for each [output-configured] IO
0 : Regular push-pull operation
1 : Open drain operation
0x0B
RegOpenDrainA
0x00
7:0
Enables open drain operation for each [output-configured] IO
0 : Regular push-pull operation
1 : Open drain operation
0x0C
RegPolarityB
0x00
7:0
Enables polarity inversion for each IO
0 : Normal polarity : RegData[x] = IO[x]
1 : Inverted polarity : RegData[x] = !IO[x] (for both input and output configured IOs)
0x0D
RegPolarityA
0x00
7:0
Enables polarity inversion for each IO
0 : Normal polarity : RegData[x] = IO[x]
1 : Inverted polarity : RegData[x] = !IO[x] (for both input and output configured IOs)
0x0E
RegDirB
0xFF
7:0
Configures direction for each IO.
0 : IO is configured as an output
1 : IO is configured as an input
0x0F
RegDirA
0xFF
7:0
Configures direction for each IO.
0 : IO is configured as an output
1 : IO is configured as an input
0x10
RegDataB
0xFF
7:0
Write: Data to be output to the output-configured IOs
Read: Data seen at the IOs, independent of the direction configured.
0x11
RegDataA
0xFF
7:0
Write: Data to be output to the output-configured IOs
Read: Data seen at the IOs, independent of the direction configured.
0x12
RegInterruptMaskB
0xFF
7:0
Configures which [input-configured] IO will trigger an interrupt on NINT pin
0 : An event on this IO will trigger an interrupt
1 : An event on this IO will NOT trigger an interrupt
0x13
RegInterruptMaskA
0xFF
7:0
Configures which [input-configured] IO will trigger an interrupt on NINT pin
0 : An event on this IO will trigger an interrupt
1 : An event on this IO will NOT trigger an interrupt
7:6
Edge sensitivity of RegData[15]
5:4
Edge sensitivity of RegData[14]
3:2
Edge sensitivity of RegData[13]
0x14
RegSenseHighB
0x00
1:0
Edge sensitivity of RegData[12]
00 : None
01 : Rising
10 : Falling
11 : Both
7:6
Edge sensitivity of RegData[11]
5:4
Edge sensitivity of RegData[10]
3:2
Edge sensitivity of RegData[9]
0x15
RegSenseLowB
0x00
1:0
Edge sensitivity of RegData[8]
00 : None
01 : Rising
10 : Falling
11 : Both
7:6
Edge sensitivity of RegData[7]
5:4
Edge sensitivity of RegData[6]
3:2
Edge sensitivity of RegData[5]
0x16
RegSenseHighA
0x00
1:0
Edge sensitivity of RegData[4]
00 : None
01 : Rising
10 : Falling
11 : Both
0x17
RegSenseLowA
0x00
7:6
Edge sensitivity of RegData[3]
00 : None
相關PDF資料
PDF描述
MAX7317ATE+T IC I/O EXPANDER SPI 10B 16TQFN
PCA9655EDTR2G IC I/O EXPANDER I2C 16B 24-TSSOP
3448-55 STRAIN RELIEF 26 POS
IS82C55AZ IC I/O EXPANDER 24B 44PLCC
3448-57 STRAIN RELIEF 40 POS
相關代理商/技術參數(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
SX1509BEVK 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
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:- 產品培訓模塊: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） 供應商設備封裝:20-TSSOP 包裝:管件 包括:EEPROM
發(fā)布緊急采購，3分鐘左右您將得到回復。

采購需求

(若只采購一條型號，填寫一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進入我的后臺，查看報價

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進入我的后臺，查看報價

*型號 *數(shù)量 廠商 批號 封裝
添加更多采購

我的聯(lián)系方式

*
*
*