參數(shù)資料
型號(hào): PCA9553D
廠商: NXP Semiconductors N.V.
元件分類: LED驅(qū)動(dòng)器
英文描述: 4-bit I2C-bus LED driver with programmable blink rates
封裝: PCA9553D/01<SOT96-1 (SO8)|<<http://www.nxp.com/packages/SOT96-1.html<1<week 5, 2005,;PCA9553D/01<SOT96-1 (SO8)|<<http://www.nxp.com/packages/SOT96-1.html<1<week 5,
文件頁數(shù): 9/26頁
文件大?。?/td> 146K
代理商: PCA9553D
PCA9553_6
NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 06 — 29 December 2008
17 of 26
NXP Semiconductors
PCA9553
4-bit I2C-bus LED driver with programmable blink rates
13. Test information
Fig 20. Denition of timing
tSP
tBUF
tHD;STA
P
S
tLOW
tr
tHD;DAT
tf
tHIGH
tSU;DAT
tSU;STA
Sr
tHD;STA
tSU;STO
SDA
SCL
002aaa986
Rise and fall times refer to VIL and VIH.
Fig 21. I2C-bus timing diagram
SCL
SDA
tHD;STA
tSU;DAT
tHD;DAT
tf
tBUF
tSU;STA
tLOW
tHIGH
tVD;ACK
002aab285
tSU;STO
protocol
START
condition
(S)
bit 7
MSB
(A7)
bit 6
(A6)
bit 1
(D1)
bit 0
(D0)
1 / fSCL
tr
tVD;DAT
acknowledge
(A)
STOP
condition
(P)
RL = load resistor for LEDn. RL for SDA and SCL > 1 k (3 mA or less current).
CL = load capacitance includes jig and probe capacitance.
RT = termination resistance should be equal to the output impedance Zo of the pulse generators.
Fig 22. Test circuitry for switching times
PULSE
GENERATOR
VO
CL
50 pF
RL
500
002aab880
RT
VI
VDD
DUT
VDD
open
VSS
相關(guān)PDF資料
PDF描述
PCB25 POWER CONNECTOR
PCF8578T LCD row-column driver for dot matrix graphic displays
PCI-36RS-SB-L STRAIGHT TELECOM AND DATACOM CONNECTOR
PCI-36SS-SB-N STRAIGHT TELECOM AND DATACOM CONNECTOR
PCI-36SS-B-H STRAIGHT TELECOM AND DATACOM CONNECTOR
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PCA9553D/01 功能描述:LED照明驅(qū)動(dòng)器 LED DRVR 4BIT I2C RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SO-16N
PCA9553D/01,112 功能描述:LED照明驅(qū)動(dòng)器 LED DRVR 4BIT I2C RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SO-16N
PCA9553D/01,118 功能描述:LED照明驅(qū)動(dòng)器 4-BIT I2C FM OD LED BLK RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SO-16N
PCA9553D/01112 制造商:Rochester Electronics LLC 功能描述: 制造商:NXP 功能描述: 制造商:NXP Semiconductors 功能描述:
PCA9553D/02 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:4-bit I2C-bus LED driver with programmable blink rates