PCA8591 Datasheet | NXP Semiconductors

INTEGRATED CIRCUITS DATA SHEET PCF8591 8-bit A/D and D/A converter Product specification Supersedes data of 1997 Apr 02 File under Integrated Circuits, IC12 1998 Jul 02 Philips Semiconductors Product specification 8-bit A/D and D/A converter CONTENTS 1 2 3 4 5 6 7 7.1 7.2 7.3 7.4 7.5 7.6 8 8.1 8.2 8.3 8.4 8.5 9 10 11 12 13 14 15 16 17 17.1 17.2 17.2.1 17.2.2 17.3 17.3.1 17.3.2 17.3.3 18 19 20 Features APPLICATIONS GENERAL DESCRIPTION ORDERING INFORMATION BLOCK DIAGRAM PINNING FUNCTIONAL DESCRIPTION Addressing Control byte D/A conversion A/D conversion Reference voltage Oscillator CHARACTERISTICS OF THE I2C-BUS Bit transfer Start and stop conditions System configuration Acknowledge I2C-bus protocol LIMITING VALUES HANDLING DC CHARACTERISTICS D/A CHARACTERISTICS A/D CHARACTERISTICS AC CHARACTERISTICS APPLICATION INFORMATION PACKAGE OUTLINES SOLDERING Introduction DIP Soldering by dipping or by wave Repairing soldered joints SO Reflow soldering Wave soldering Repairing soldered joints DEFINITIONS LIFE SUPPORT APPLICATIONS PURCHASE OF PHILIPS I2C PONENTS PCF8591 1998 Jul 02 Philips Semiconductors Product specification 8-bit A/D and D/A converter 1 Features PCF8591 - Single power supply - Operating supply voltage 2.5 V to 6 V - Low standby current - Serial input/output via I2C-bus - Address by 3 hardware address pins - Sampling rate given by I2C-bus speed - 4 analog inputs programmable as single-ended or differential inputs - Auto-incremented channel selection - Analog voltage range from VSS to VDD - On-chip track and hold circuit - 8-bit successive approximation A/D conversion - Multiplying DAC with one analog output. 2 APPLICATIONS 3 GENERAL DESCRIPTION The PCF8591 is a single-chip, single-supply low power 8-bit CMOS data acquisition device with four analog inputs, one analog output and a serial I2C-bus interface. Three address pins A0, A1 and A2 are used for programming the hardware address, allowing the use of up to eight devices connected to the...