PCA8575DB 查看數據表（PDF） - NXP Semiconductors.
零件编号
产品描述 (功能)
生产厂家
PCA8575DB Datasheet PDF : 30 Pages
| |||
NXP Semiconductors
PCA8575
Remote 16-bit I/O expander for I2C-bus with interrupt
protocol
START
condition
(S)
bit 7
MSB
(A7)
bit 6
(A6)
SCL
SDA
tSU;STA
tBUF
tLOW tHIGH
1/fSCL
tr
tf
bit 0 acknowledge
(R/W)
(A)
STOP
condition
(P)
tHD;STA
Rise and fall times refer to VIL and VIH.
Fig 21. I2C-bus timing diagram
tSU;DAT tHD;DAT
tVD;DAT
tVD;ACK
tSU;STO
002aab175
PCA8575_2
Product data sheet
Rev. 02 — 21 March 2007
© NXP B.V. 2007. All rights reserved.
18 of 30
Share Link: 