Description:The 70261 is a high-speed 16K x 16 Dual-Port Static RAM designed to be used as a stand-alone Dual-Port RAM or as a combination MASTER/SLAVE Dual-Port RAM for 32-bit-or-more word systems. An automatic power down feature controlled by CE permits the on-chip circuitry of each port to enter a very low standby power mode.
INTERRUPT FLAG; SEMAPHORE; AUTOMATIC POWER-DOWN; LOW POWER STANDBY MODE
JESD-30 Code:
S-PQFP-G100
JESD-609 Code:
e3
Memory Density:
262144 bit
Memory IC Type:
MULTI-PORT SRAM
Memory Width:
16
Moisture Sensitivity Level:
3
Number of Functions:
1
Number of Terminals:
100
Number of Words:
16384 words
Number of Words Code:
16000
Operating Mode:
ASYNCHRONOUS
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Organization:
16KX16
Package Body Material:
PLASTIC/EPOXY
Package Code:
QFP
Package Shape:
SQUARE
Package Style:
FLATPACK
Parallel/Serial:
PARALLEL
Peak Reflow Temperature (Cel):
260
Supply Voltage-Max (Vsup):
5.5 V
Supply Voltage-Min (Vsup):
4.5 V
Supply Voltage-Nom (Vsup):
5 V
Surface Mount:
YES
Technology:
CMOS
Temperature Grade:
INDUSTRIAL
Terminal Finish:
Matte Tin (Sn)
Terminal Form:
GULL WING
Terminal Position:
QUAD
70261L20PFGI8 Frequently Asked Questions (FAQs)
Renesas provides a recommended PCB layout guide for the 70261L20PFGI8, which includes thermal vias, heat sinks, and component placement guidelines to ensure optimal thermal performance. Contact Renesas support for more information.
Renesas provides a Secure Boot and Firmware Encryption Guide for the 70261L20PFGI8, which outlines the steps to implement secure boot and firmware encryption using the device's built-in security features. Contact Renesas support for more information.
The internal oscillator of the 70261L20PFGI8 has a typical accuracy of ±1.5% at room temperature. To improve its accuracy, use an external crystal oscillator or a high-precision clock source. Additionally, calibrate the internal oscillator using the device's built-in calibration feature.
To optimize power consumption, use the 70261L20PFGI8's power-saving modes, such as Sleep and Stop modes. Also, optimize your code to minimize CPU usage, use low-power peripherals, and adjust the clock frequency to the lowest required value.
The recommended settings for the watchdog timer (WDT) depend on the specific application. As a general guideline, set the WDT timeout period to a value that allows the system to recover from faults, but not so long that it compromises system reliability. Typically, a timeout period of 1-10 seconds is suitable.
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70261L20PFGI8 Overview
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