ISM4390-L57

ISM4390-L57 Datasheet


ISM4390-L57 Product Specification

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ISM4390-L57 ISM4390-L57 ISM4390-L57 (pdf)
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ISM4390-L57 Product Specification

INVENTEK SYSTEMS ISM4390-L57

Embedded Serial-to-Wi-Fi Module eS-WiFi Data Sheet

DOC-DS-20081-2.1

Inventek Systems

ISM4390-L57 Product Specification

Table of Contents
1 GENERAL DESCRIPTION 3 2 PART NUMBER DETAIL 4
Ordering Information 4 3 GENERAL 4

Limitations 4 5

Module Architecture 5 ELECTRICAL SPECIFICATIONS 5

Recommended Operating Ratings 5 Environmental Specifications 5 6 PIN DEFINITION 6 Pin Out 6 Detailed Pin Description 7 Interface Selection 9 7 SERIAL HOST INTERFACES AVAILABLE 9

DOC-DS-20081-2.1

Inventek Systems
1 GENERAL DESCRIPTION

ISM4390-L57 Product Specification

The Inventek ISM4390-L57 is an embedded eS-WiFiTM GHz wireless Internet Connectivity device. The Wi-Fi module hardware consists of an ARM CortexTM M3 MCU
host processor, and Broadcom Wi-Fi device. The module provides a UART interface
enabling connection to an embedded design. The Wi-Fi module requires no operating
system and has a completely integrated TCP/IP Stack that only requires AT commands
to establish connectivity for your wireless product, minimizing development time, testing
routines and certification. The low cost, small foot print mm x mm and ease
of design-in make it ideal for a range of embedded applications. The module hardware can be used with Inventek’s AT Command set or with Broadcom’s WICEDTM SDK.

Summary of Key Features:
• b/g/n compliant based on Broadcom MAC/Baseband/Radio device.
• Fully contained TCP/IP stack minimizing host CPU requirements.
• Configurable using AT commands.
• UART Host interface
• Network features ICMP Ping , ARP, DHCP,TCP, UDP.
• Low power operation 3.3V supply with built-in low power modes.
• Secure Wi-Fi authentication WEP-128, WPA-PSK TKIP , WPA2-PSK.
• Proven Interoperability
• Connects with other vendor’s b/g/n Access Points in the Wireless LAN.
• Supported by Broadcom WICEDTM SDK.

Typical Applications:
• PDA, Pocket PC, computing devices.
• Building automation and smart energy control.
• Industrial sensing and remote equipment monitoring.
• Warehousing, logistics and freight management.
• PC and gaming peripherals.
• Printers, scanners, alarm and video systems.
• Medical applications including patient monitoring and remote diagnostics.

DOC-DS-20081-2.1

Inventek Systems

ISM4390-L57 Product Specification
2 PART NUMBER DETAIL DESCRIPTION
Ordering Information

Device ISM4390-L57

Description 802.11b/g/n Wifi Module

Firmware UART
Ordering Number ISM4390-L57
3 GENERAL FEATURES
• Based on the Broadcom BCM4390 MAC/Baseband/Radio device.
• Supports Broadcom WICED SDK.
• ARM CortexTM M3 MCU at 48 Mhz.
• Mb SRAM, 16 Mb Flash
• IEEE 802.11n D7.0 -OFDM-72.2 Mbps -single stream w/20 MHz, Short GI
• IEEE 802.11g OFDM 54 Mbps
• IEEE 802.11b DSSS 11Mbps
o WPA Wi-Fi Protected Access o WPA2 Wi-Fi Protected Access 2 - AES/CCMP/802.1x Authentication o WEP
• Inputs V tolerant
• 7 GPIO Pins
• The devices operate from a to V power supply.
• -40 to +85 °C temperature range.
• Power-saving mode allows the design of low-power applications.
• Lead Free Design which is compliant with ROHS requirements.
• EMI/EMC Metal Shield for best RF performance in noisy environments and to accommodate for lower RF emissions/signature for easier FCC compliance.

Limitations

Inventek Systems products are not authorized for use in safety-critical applications such as life support where a failure of the Inventek Systems product would reasonably be expected to cause severe personal injury or death.

DOC-DS-20081-2.1

Inventek Systems
4 SPECIFICATIONS

Module Architecture

ISM4390-L57 Product Specification

Figure 1 Inventek’s ISM90_L57 General Block Diagram
5 ELECTRICAL SPECIFICATIONS

Recommended Operating Ratings

Symbol VDD Voltage Ripple

Description Wi-Fi Voltage +/- 2%

Min.

Typ.

Max.

Unit. V

Voltage Ripple

Environmental Specifications

Item Operating temperature range Storage temperature range Humidity

Description -40o C to +85o C -40o C to +85o C
95% max non-condensing , relative humidity

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Page 5

Inventek Systems
6 PIN DEFINITION

Pin Out

ISM4390-L57 Product Specification

Top View

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Page 6

Inventek Systems

Detailed Pin Description

ISM4390-L57 Product Specification

Type

Default Pin Name

RESET_N

GPIO10/SPI_IRQ A11
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Datasheet ID: ISM4390-L57 639247