DS3900H1EVKIT#

DS3900H1EVKIT# Datasheet

DS3900

Part	Datasheet
DS3900H1EVKIT#	DS3900H1EVKIT# (pdf)

PDF Datasheet Preview
DS3900 Serial Communications Module For Evaluation Kits The DS3900 provides bidirectional communication with 2-wire and 3-wire devices using a PC’s serial port. In addition, it can also be used as a general-purpose digital I/O interface with 11 I/O signals that can evaluate a wide variety of ICs. The DS3900 is intended for evaluation purposes only. Prototyping 2-Wire and 3-Wire Device Designs Evaluating 2-Wire and 3-Wire Devices Building Test Software for Systems Containing 2-Wire or 3-Wire Devices Communicating With ICs that Require up to 11 I/O Signals Communicates from PCs to ICs Through a Serial Port Fast Communication to 2-Wire Devices Eleven General-Purpose Digital I/O Pins, Including SDA and SCL Built-in Pullup Resistors for SDA and SCL Minimize Required External Hardware Connection to Standard Prototyping Boards Possible Using Header Connectors Operates from 3.0V to 5.5V PART DS3900EVKIT Ordering Information DESCRIPTION DS3900 Module DS3900 Photo Pin Configuration P1 P2 P3 N.C. RESET GND P4 P5 GND DS3900 R1.0 C1 SCL SDA C5 R2 R3 JP2 P11 / SDA P10 / SCL GND VCC P9 P8 P7 P6 Typical Operating Circuit appears at end of data sheet. Maxim Integrated Products 1 For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at DS3900 Serial Communications Module For Evaluation Kits RECOMMENDED OPERATING CHARACTERISTICS VCC = 3.0V to 5.5V, TA = +25°C. PARAMETER CONDITION MIN TYP MAX Supply Voltage VCC Note 1 Input Logic 0 Note 2 x VCC Input Logic 1 Note 2 x VCC Supply Current VCC = 5V RS232 Baud Rate 57600 Note 1 All voltages listed are with respect to ground. Note 2 Devices are only functionally tested all of the DC parametric values listed are designed parameters. UNITS V V mA bps PIN P1, P2, P4 TO P9 P3/PULSE P10 RESET N.C. GND VCC Pin Description FUNCTION General-purpose bit I/O with tristate I/O pin input, totem-pole output driver Pulse or general-purpose bit I/O with open-drain I/O pin input, open-drain output driver SCL open-drain output when used as SCL or general-purpose bit I/O with tristate I/O pin input, totem-pole output driver SDA open-drain output or input when used as SDA or general-purpose bit I/O with tristate I/O pin input, totem-pole output driver Do not connect reset for microprocessor . This pin is controlled by application software through the serial port’s DTR signal. Ground Terminals. All three ground terminals must be connected to ground for operation. Power Supply Terminal DS3900 Serial Communications Module For Evaluation Kits DS3900 SERIAL COMMUNICATION MODULE N.C. PC MAX3223 TRANSCEIVER DTR R2IN R1IN T1OUT R2OUT R1OUT T1IN

PDF Datasheet Preview

DS3900

Serial Communications Module For Evaluation Kits

The DS3900 provides bidirectional communication with 2-wire and 3-wire devices using a PC’s serial port. In addition, it can also be used as a general-purpose digital I/O interface with 11 I/O signals that can evaluate a wide variety of ICs. The DS3900 is intended for evaluation purposes only.

Prototyping 2-Wire and 3-Wire Device Designs Evaluating 2-Wire and 3-Wire Devices Building Test Software for Systems Containing 2-Wire or 3-Wire Devices Communicating With ICs that Require up to 11 I/O Signals

Communicates from PCs to ICs Through a Serial Port

Fast Communication to 2-Wire Devices

Eleven General-Purpose Digital I/O Pins, Including SDA and SCL

Built-in Pullup Resistors for SDA and SCL Minimize Required External Hardware

Connection to Standard Prototyping Boards Possible Using Header Connectors

Operates from 3.0V to 5.5V

PART DS3900EVKIT
Ordering Information

DESCRIPTION DS3900 Module

DS3900 Photo

Pin Configuration

P1 P2 P3 N.C. RESET GND P4 P5 GND

DS3900 R1.0

C1 SCL SDA

C5 R2 R3 JP2

P11 / SDA P10 / SCL GND VCC P9 P8 P7 P6

Typical Operating Circuit appears at end of data sheet.

Maxim Integrated Products 1
For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at

DS3900

Serial Communications Module For Evaluation Kits

RECOMMENDED OPERATING CHARACTERISTICS

VCC = 3.0V to 5.5V, TA = +25°C.

PARAMETER

CONDITION

MIN TYP MAX

Supply Voltage

VCC Note 1

Input Logic 0

Note 2
x VCC

Input Logic 1

Note 2
x VCC

Supply Current

VCC = 5V

RS232 Baud Rate
57600

Note 1 All voltages listed are with respect to ground. Note 2 Devices are only functionally tested all of the DC parametric values listed are designed parameters.

UNITS V

V mA bps

PIN P1, P2, P4 TO P9

P3/PULSE P10

RESET N.C. GND VCC

Pin Description

FUNCTION General-purpose bit I/O with tristate I/O pin input, totem-pole output driver Pulse or general-purpose bit I/O with open-drain I/O pin input, open-drain output driver SCL open-drain output when used as SCL or general-purpose bit I/O with tristate I/O pin input, totem-pole output driver

SDA open-drain output or input when used as SDA or general-purpose bit I/O with tristate I/O pin input, totem-pole output driver

Do not connect reset for microprocessor . This pin is controlled by application software through the serial port’s DTR signal. Ground Terminals. All three ground terminals must be connected to ground for operation. Power Supply Terminal

DS3900

Serial Communications Module For Evaluation Kits

DS3900 SERIAL COMMUNICATION MODULE

N.C. PC

MAX3223

TRANSCEIVER

DTR R2IN

R1IN

T1OUT

R2OUT R1OUT

T1IN

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived DS3900H1EVKIT# Datasheet file may be downloaded here without warranties.

Datasheet ID: DS3900H1EVKIT# 647189