PCF8570T: 带有I2C总线接口的256 x 8位静态低电压RAM

PCF8570是一款低功率静态CMOS RAM,组织为256字×8位。

通过两路双向总线(I²C总线)串行传送地址和数据。每次写入或读取数据字节后会自动递增内置字地址寄存器。三个地址引脚A0、A1和A2用于定义硬件地址,允许使用最多8个器件连接至总线而无需额外硬件。

PCF8570T: 产品结构框图
sot176-1_3d
数据手册 (1)
名称/描述Modified Date
256 x 8-bit static low-voltage RAM with I2C-bus interface (REV 4.0) PDF (115.0 kB) PCF8570 [English]06 Jan 1999
应用说明 (1)
名称/描述Modified Date
I2C manual (REV 1.0) PDF (4.2 MB) AN10216 [English]27 Mar 2003
用户指南 (3)
名称/描述Modified Date
I2C-bus specification and user manual (REV 6.0) PDF (1.4 MB) UM10204 [English]28 Apr 2014
I2C-bus specification and user manual (REV 5.0) PDF (1.6 MB) UM10204_JA [English]03 Apr 2013
I2C Demonstration Board 2005-1 Quick Start Guide (REV 1.0) PDF (261.0 kB) UM10206 [English]13 Jun 2006
手册 (3)
名称/描述Modified Date
NXP® I2C-bus solutions 2014: Smart, simple solutions for the 12 most common design concerns (REV 1.0) PDF (3.5 MB) 75017540 [English]01 Aug 2014
Versatile, easy-to-use GPIO expanders; NXP® 4/8/16-bit I2C/SMBus GPIO expanders PCA9536/54/54A/55 (REV 1.0) PDF (319.0 kB) 75016535 [English]01 Aug 2008
Low-power GPIO expanders for portable applications; NXP® 8/16-bit I2C/SMBus GPIO expanders... (REV 1.0) PDF (239.0 kB) 75016020 [English]01 Jun 2007
封装信息 (1)
名称/描述Modified Date
plastic small outline package; 8 leads; body width 7.5 mm (REV 1.0) PDF (269.0 kB) SOT176-1 [English]08 Feb 2016
报告或演示文稿 (1)
名称/描述Modified Date
design_con_2003_tecforum_i2c_b_1 (REV 0.1) PDF (4.2 MB) DESIGN_CON_2003_TECFORUM_I2C_B_1 [English]27 Jan 2003
支持信息 (2)
名称/描述Modified Date
Footprint for reflow soldering (REV 1.0) PDF (9.0 kB) SO-SOJ-REFLOW [English]08 Oct 2009
Footprint for wave soldering (REV 1.0) PDF (8.0 kB) SO-SOJ-WAVE [English]08 Oct 2009
订购信息
型号状态Package versionOperating Temperature (Cel)Memory size (kBits)No of AddressesOperating voltage (VDC)I2C-bus (kHz)
PCF8570T/F5ActiveSOT176-1
封装环保信息
产品编号封装说明Outline Version回流/波峰焊接包装产品状态部件编号订购码 (12NC)Marking化学成分RoHS / 无铅 / RHF无铅转换日期MSLMSL LF
PCF8570T/F5SOT176-1SO-SOJ-REFLOW SO-SOJ-WAVE
SO-SOJ-REFLOW SO-SOJ-WAVE
Tube in DrypackActivePCF8570T/F5,512 (9351 549 20512)8570TPCF8570T/F5week 5, 200522
Reel 13" Q1/T1 in DrypackActivePCF8570T/F5,518 (9351 549 20518)8570TPCF8570T/F5week 5, 200522
256 x 8-bit static low-voltage RAM with I2C-bus interface pcf8570p
I2C manual se98apw
I2C-bus specification and user manual pca9685pw
I2C-bus specification and user manual pca9685pw
I2C Demonstration Board 2005-1 Quick Start Guide pca9685pw
NXP® I2C-bus solutions 2014: Smart, simple solutions for the 12 most common design concerns pca9685pw
Versatile, easy-to-use GPIO expanders; NXP® 4/8/16-bit I2C/SMBus GPIO expanders PCA9536/54/54A/55 pcf8570p
Low-power GPIO expanders for portable applications; NXP® 8/16-bit I2C/SMBus GPIO expanders... pcf8570p
design_con_2003_tecforum_i2c_b_1 lm75a
plastic small outline package; 8 leads; body width 7.5 mm PCF8583T
Footprint for reflow soldering NPIC6C596A_Q100
Footprint for wave soldering NPIC6C596A_Q100
PCF8570
PCF8583