Microchip Technology Inc
Menu

Serial SRAM and Serial NVSRAM

Find the right serial SRAM for you:

Serial SRAM Family
64 Kbit
256 Kbit
512 Kbit
1 Mbit 
23x640
23x256
23xx512
23xx1024

 

Serial NVSRAM Family
512 Kbit
1 Mbit
 
 
23LCV512
23LCV1024
 
 

 



Web Seminars

Learn all about our serial SRAM products in only 20 minutes with a webseminar:

SRAM Brochures

Serial EEPROM Brochures:

SRAM Application Notes

Need reference code to help interface with our serial SRAM products?
SRAM Application Notes – PIC® MCUs

Tabs / Memory
Memory Product Comparison

Memory Product Comparison

  Serial
EEPROM
Parallel
EEPROM
OTP
EPROM
Serial
Flash
Parallel
Flash
Serial
SRAM
Serial
NVSRAM
Serial
EERAM
Clock Frequency 0.4 - 20 MHz 70 ns 45 ns 20 - 104 MHz 45 - 70 ns 16 - 20 MHz 16 - 20 MHz 1 MHz
Cost/Bit High High High Low Low Medium Medium Low
Read Times Medium Fast Fast Medium Fast Medium Medium Medium
Write Times Medium Fast NA Medium Fast Instantaneous Instantaneous Instantaneous
Pin Count 8 pins 28 and 32 pins 28+ pins 8 pins 32 and 48 pins 8 pins 8 pins 8 pins
Data Retention 200+ Years 10
Years
10
Years
100+ Years 100+ Years Volatile 20+ Years(with battery) 200+ Years
Typ. Standby Current 1 µA 200 µA 100 µA ~15 µA ~30 µA ~4 µA ~4 µA ~40 µA
Voltage 1.7 V - 5.5V 2.7V, 5V 2.7V, 5V 1.65V - 1.95V, 2.7V - 3.6V, 2.3V - 3.6V 1.65V - 1.95V, 2.7V - 3.6V, 4.5V - 5.5V 1.65V - 1.95V, 2.5V - 5.5V 2.5V - 5.5V 2.7V - 3.6V, 4.5V - 5.5V
Temperature -40°C to +125°C -55°C to +125°C -55°C to +125°C -40°C to +105°C -40°C to +85°C -40°C to +85°C -40°C to +85°C -40°C to +85°C

Memory Video Channel