FM24V05_10 RAMTRON [Ramtron International Corporation], FM24V05_10 Datasheet
FM24V05_10
Related parts for FM24V05_10
FM24V05_10 Summary of contents
Page 1
Pre-Production FM24V05 512Kb Serial 3V F-RAM Memory Features 512K bit Ferroelectric Nonvolatile RAM • Organized as 65,536 x 8 bits • High Endurance 100 Trillion (10 • 10 year Data Retention • NoDelay™ Writes • Advanced High-Reliability Ferroelectric Process Fast ...
Page 2
Counter SDA Serial to Parallel SCL WP A0-A2 Pin Description Pin Name Type Pin Description A0-A2 Input Device Select Address 0-2: These pins are used to select one devices of the same type on the same ...
Page 3
Overview The FM24V05 is a family of serial F-RAM memory devices. The memory array is logically organized as a 65,536 x 8 bit memory array and is accessed using an 2 industry standard two-wire (I C) interface. Functional operation of ...
Page 4
SCL SDA Stop (Master) (Master) Stop Condition A stop condition is indicated when the bus master drives SDA from low to high while the SCL signal is high. All operations using the FM24V05 should end with a stop condition. If ...
Page 5
Device Select Slave Figure 4. Slave Address Addressing Overview After the FM24V05 (as receiver) acknowledges the slave address, the master can place the memory address on the ...
Page 6
Start By Master S Slave Address By FM24V05 Start By Master S Slave Address FM24V05 Read Operation There are two basic types of read operations. They are current address read and selective address read current ...
Page 7
This simultaneously aborts the write operation and allows the read command to Start By Master S By FM24V05 Start Address By Master S Slave Address By FM24V05 Start By Master S Slave Address ...
Page 8
Sleep Mode A low power mode called Sleep Mode is implemented on both FM24V05 and FM24VN05 devices. The device will enter this low power state when the Sleep command 86h is clocked-in. Sleep Mode entry can be entered as follows: ...
Page 9
Device ID The FM24V05 and FM24VN05 devices incorporate a means of identifying the device by providing three bytes of data, which are manufacturer, product ID, and die revision. The Device ID is read-only. It can be accessed as follows: 1. ...
Page 10
Unique Serial Number (FM24VN05 only) The FM24VN05 device also incorporates a read-only 8-byte serial number. It can be used to uniquely identify a pc board or system. The serial number includes a 40-bit unique number, an 8-bit CRC, and a ...
Page 11
0x6F, 0x68, 0x61, 0x66, 0x73, 0x74, 0x7D, 0x7A, 0x89, 0x8E, 0x87, 0x80, 0x95, 0x92, 0x9B, 0x9C, 0xB1, 0xB6, 0xBF, 0xB8, 0xAD, 0xAA, 0xA3, 0xA4, 0xF9, 0xFE, 0xF7, 0xF0, 0xE5, 0xE2, 0xEB, 0xEC, 0xC1, 0xC6, 0xCF, 0xC8, 0xDD, 0xDA, 0xD3, 0xD4, ...
Page 12
Electrical Specifications Absolute Maximum Ratings Symbol Description V Power Supply Voltage with respect Voltage on any pin with respect Storage Temperature STG T Lead Temperature (Soldering, 10 seconds) LEAD V Electrostatic Discharge ...
Page 13
AC Parameters (T = -40° 85° Symbol Parameter f SCL Clock Frequency SCL t Clock Low Period LOW t Clock High Period HIGH t SCL Low to SDA Data Out Valid AA t Bus ...
Page 14
AC Test Conditions Input Pulse Levels Input rise and fall times Input and output timing levels Diagram Notes All start and stop timing parameters apply to both read and write cycles. Clock specifications are identical for read and write cycles. ...
Page 15
Mechanical Drawing 8-pin SOIC (JEDEC Standard MS-012 variation AA) Refer to JEDEC MS-012 for complete dimensions and notes. All dimensions in millimeters. SOIC Package Marking Scheme Legend: XXXXX= part number, P=package type R=rev code, LLLLLLL= lot code XXXXXX-P RIC=Ramtron Int’l ...
Page 16
Revision History Revision Date 1.0 8/22/2008 1.1 2/2/2009 2.0 5/25/2010 Ordering Information Part Number Features FM24V05-G Device ID FM24VN05-G Device ID, S/N FM24V05-GTR Device ID FM24VN05-GTR Device ID, S/N Rev. 2.0 May 2010 Summary Initial Release Added tape and reel ...