CY14ME064Q2A-SXI datasheet(2/29 Pages) CYPRESS

Part #	CY14ME064Q2A-SXI

Description	64-Kbit (8 K x 8) SPI nvSRAM Infinite read, write, and RECALL cycles

Download	29 Pages

Scroll/Zoom	100%

Manufacturer	CYPRESS [Cypress Semiconductor]

Direct Link	http://www.cypress.com

Logo

2 / 29 page

CY14MC256J

CY14MB256J, CY14ME256J

Document #: 001-65233 Rev. *B

Page 2 of 31

Contents

Pinouts .............................................................................. 3

Pin Definitions .................................................................. 3

I2C Interface ...................................................................... 4

Protocol Overview ............................................................ 4

I2C Protocol – Data Transfer ....................................... 4

Data Validity ...................................................................... 5

START Condition (S) ........................................................ 5

STOP Condition (P) .......................................................... 5

Repeated START (Sr) ....................................................... 5

Byte Format ....................................................................... 5

Acknowledge / No-acknowledge ..................................... 5

High Speed Mode (Hs-mode) ........................................... 6

Serial Data Format in Hs-mode ................................... 6

Slave Device Address ...................................................... 7

Memory Slave Device ................................................. 7

Control Registers Slave Device ................................... 7

Memory Control Register ............................................ 8

Command Register ..................................................... 8

Write Protection (WP) ....................................................... 9

AutoStore Operation ........................................................ 9

Hardware STORE and HSB pin Operation ..................... 9

Hardware RECALL (Power-Up) .................................. 9

Write Operation ............................................................... 10

Read Operation ............................................................... 10

Memory Slave Access .................................................... 10

Write nvSRAM ........................................................... 10

Current nvSRAM Read .............................................. 12

Random Address Read ............................................. 13

Control Registers Slave ................................................. 14

Write Control Registers ................................................. 14

Current Control Registers Read ................................ 15

Random Control Registers Read .............................. 15

Serial Number ................................................................. 16

Serial Number Write .................................................. 16

Serial Number Lock ................................................... 16

Serial Number Read .................................................. 16

Device ID Read ......................................................... 17

Executing Commands Using Command Register ....... 17

Best Practices ................................................................. 18

Maximum Ratings ........................................................... 19

Operating Range ............................................................. 19

DC Electrical Characteristics ........................................ 19

Data Retention and Endurance ..................................... 20

Thermal Resistance ........................................................ 20

AC Test Conditions ........................................................ 21

AC Switching Characteristics ....................................... 22

nvSRAM Specifications ................................................. 23

Software Controlled STORE/RECALL Cycles .............. 24

Hardware STORE Cycle ................................................. 25

Ordering Information ...................................................... 26

Ordering Code Definitions ......................................... 26

Package Diagrams .......................................................... 27

Acronyms ........................................................................ 29

Document Conventions ................................................. 29

Units of Measure ....................................................... 29

Document History Page ................................................. 30

Sales, Solutions, and Legal Information ...................... 31

Worldwide Sales and Design Support ....................... 31

Products .................................................................... 31

PSoC Solutions ......................................................... 31

Similar Part No. - CY14ME064Q2A-SXI

Manufacturer	Part #	Datasheet	Description
Cypress Semiconductor	CY14ME064Q2A-SXI	1Mb / 30P	64-Kbit (8 K 횞 8) SPI nvSRAM
Cypress Semiconductor	CY14ME064Q2A-SXIT	1Mb / 30P	64-Kbit (8 K 횞 8) SPI nvSRAM

More results

Similar Description - CY14ME064Q2A-SXI

Manufacturer	Part #	Datasheet	Description
Cypress Semiconductor	CY14C512Q	1Mb / 33P	512-Kbit (64 K x 8) SPI nvSRAM Infinite read, write, and RECALL cycles
	CY14C256Q	1Mb / 33P	256-Kbit (32 K x 8) SPI nvSRAM Infinite read, write, and RECALL cycles
	CY14C512J	1Mb / 31P	512-Kbit (64 K x 8) Serial (I2C) nvSRAM Infinite read, write, and RECALL cycles
	CY14B101Q1	1Mb / 26P	1 Mbit (128 K x 8) Serial SPI nvSRAM Infinite read, write, and RECALL cycles
	CY14V101LA	921Kb / 22P	1-Mbit (128 K x 8/64 K x 16) nvSRAM Infinite read, write, and recall cycles
	CY14C256PA	1Mb / 44P	256-Kbit (32 K x 8) SPI nvSRAM with Real Time Clock Infinite read, write, and RECALL cycles
	CY14B108L_1106	952Kb / 25P	8-Mbit (1024 K x 8/512 K x 16) nvSRAM Infinite Read, Write, and RECALL cycles
	CY14C101J_1105	1Mb / 31P	1-Mbit (128 K x 8) Serial (I2C) nvSRAM Infinite read, write, and RECALL cycles
	CY14MB064Q1B	913Kb / 28P	64-Kbit (8 K x 8) SPI nvSRAM
	STK15C88	832Kb / 17P	256-Kbit (32 K x 8) PowerStore nvSRAM Unlimited RECALL Cycles

More results

CY14ME064Q2A-SXI Datasheet(PDF) 2 Page - Cypress Semiconductor

CY14ME064Q2A-SXI Datasheet(HTML) 2 Page - Cypress Semiconductor

Similar Part No. - CY14ME064Q2A-SXI

Similar Description - CY14ME064Q2A-SXI

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29

Datasheet Download

Link URL