Overview
Description
The 7202 is a 1K x 9 dual-port FIFO memory that loads and empties data on a first-in/first-out basis. The device uses Full and Empty flags to prevent data overflow and underflow. It has a Retransmit (RT) capability that allows for reset of the read pointer to its initial position when RT is pulsed LOW. It is designed for those applications requiring asynchronous and simultaneous read/writes in multiprocessing and rate buffer applications.
Features
- Pin and functionally compatible with 720X family
- Low power consumption
- Ultra high speed—12ns access time
- Asynchronous and simultaneous read and write
- Fully expandable by both word depth and/or bit width
- Status Flags: Empty, Half-Full, Full
- Auto-retransmit capability
- MIL-STD-883, Class B available in 28 pin (300 & 600 mil) Cerdip package
- Industrial temperature range (–40C to +85C) is available
- Available in 28 pin SOIC, PDIP (300 & 600 mil), and 32 pin PLCC packages
Comparison
Applications
Design & Development
Models
ECAD Models
Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on the CAD Model links in the Product Options table. If a symbol or model isn't available, it can be requested directly from SamacSys.

Support
Support Communities
Support Communities
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SH7254 or SH7253 JTAG programming manual
Hi. I looking for SH7254 or SH7253 JTAG programming manual. Flash program/read/erase command description. Where can i get it? Nothing found in datasheet except standard IEEE commands.
Sep 28, 2016 -
Can't register J-Link in HEW
Hi,I just acquired a Segger J-Link to and am trying to register it so that J-Link is available in the list of selectable debuggers in HEW. According to Segger's website "http://www.segger.com/j-link-rx.html" I need to download and ...
Mar 5, 2012 -
Code Size Limitation
Are there any methods to enable more that 32KB of code for the 14583?
Nov 27, 2016