Cypress CY14B101L - Manuals

Page 2 - SS

CY14B101L Document Number: 001-06400 Rev. *I Page 2 of 18 Pinouts Figure 1. Pin Diagram - 32-Pin SOIC and 48-Pin SSOP Pin Definitions Pin Name Alt IO Type Description A 0 –A 16 Input Address Inputs. Used to select one of the 131,072 bytes of the nvSRAM. DQ 0 -DQ 7 Input or Output Bidirectional Data ...

Page 3 - Figure 2; Figure 2. AutoStore Mode

CY14B101L Document Number: 001-06400 Rev. *I Page 3 of 18 Device Operation The CY14B101L nvSRAM is made up of two functional compo-nents paired in the same physical cell. These are an SRAMmemory cell and a nonvolatile QuantumTrap cell. The SRAMmemory cell operates as a standard fast static RAM. Data...

Page 4 - Figure 3; Figure 3. Current Versus Cycle Time

CY14B101L Document Number: 001-06400 Rev. *I Page 4 of 18 Hardware RECALL (Power Up) During power up or after any low power condition (V CC < V SWITCH ), an internal RECALL request is latched. When V CC once again exceeds the sense voltage of V SWITCH , a RECALL cycle is automatically initiated a...

Page 6 - Notes

CY14B101L Document Number: 001-06400 Rev. *I Page 6 of 18 . Table 1. Hardware Mode Selection CE WE OE A 15 – A 0 Mode IO Power H X X X Not Selected Output High Z Standby L H L X Read SRAM Output Data Active [3] L L X X Write SRAM Input Data Active L H L 0x4E38 0xB1C7 0x83E0 0x7C1F 0x703F 0x8B45 Read...

Page 7 - DC Electrical Characteristics

CY14B101L Document Number: 001-06400 Rev. *I Page 7 of 18 Maximum Ratings Exceeding maximum ratings may shorten the useful life of thedevice. These user guidelines are not tested. Storage Temperature ................................. –65 ° C to +150 ° C Ambient Temperature withPower Applied ...........

Page 8 - IN; Thermal Resistance; JC; AC Test Conditions; Note

CY14B101L Document Number: 001-06400 Rev. *I Page 8 of 18 Data Retention and Endurance Parameter Description Min Unit DATA R Data Retention at 55 ° C 20 Years NV C Nonvolatile STORE Operations 200 K Capacitance In the following table, the capacitance parameters are listed. [6] Parameter Description ...

Page 9 - AC Switching Characteristics; SRAM Read Cycle; Switching Waveforms

CY14B101L Document Number: 001-06400 Rev. *I Page 9 of 18 AC Switching Characteristics SRAM Read Cycle Parameter Description 25 ns 35 ns 45 ns Unit Min Max Min Max Min Max Cypress Parameter Alt t ACE t ELQV Chip Enable Access Time 25 35 45 ns t RC [7] t AVAV, t ELEH Read Cycle Time 25 35 45 ns t AA ...

Page 10 - SRAM Write Cycle

CY14B101L Document Number: 001-06400 Rev. *I Page 10 of 18 SRAM Write Cycle Parameter Description 25 ns 35 ns 45 ns Unit Min Max Min Max Min Max Cypress Parameter Alt t WC t AVAV Write Cycle Time 25 35 45 ns t PWE t WLWH, t WLEH Write Pulse Width 20 25 30 ns t SCE t ELWH, t ELEH Chip Enable To End o...

Page 11 - AutoStore or Power Up RECALL; Power up RECALL Duration

CY14B101L Document Number: 001-06400 Rev. *I Page 11 of 18 AutoStore or Power Up RECALL Parameter Alt Description CY14B101L Unit Min Max t HRECALL [13] t RESTORE Power up RECALL Duration 20 ms t STORE [14, 15] t HLHZ STORE Cycle Duration 12.5 ms V SWITCH Low Voltage Trigger Level 2.65 V t VCCRISE V ...

Page 13 - Hardware STORE Cycle; PHSB; Hardware STORE Pulse Width; Time Allowed to Complete SRAM Cycle; ss; Soft Sequence Processing Time

CY14B101L Document Number: 001-06400 Rev. *I Page 13 of 18 Hardware STORE Cycle Parameter Alt Description CY14B101L Unit Min Max t PHSB t HLHX Hardware STORE Pulse Width 15 ns t DELAY [18] t HLQZ , t BLQZ Time Allowed to Complete SRAM Cycle 1 70 μ s t ss [19, 20] Soft Sequence Processing Time 70 us ...

Page 14 - Ordering Information; Commercial; Part Numbering Nomenclature

CY14B101L Document Number: 001-06400 Rev. *I Page 14 of 18 Ordering Information Speed (ns) Ordering Code Package Diagram Package Type Operating Range 25 CY14B101L-SZ25XCT 51-85127 32-pin SOIC Commercial CY14B101L-SZ25XC 51-85127 32-pin SOIC CY14B101L-SP25XCT 51-85061 48-pin SSOP CY14B101L-SP25XC 51-...

Page 15 - Package Diagrams; PIN 1 ID; REFERENCE JEDEC MO-119

CY14B101L Document Number: 001-06400 Rev. *I Page 15 of 18 45 CY14B101L-SZ45XCT 51-85127 32-pin SOIC Commercial CY14B101L-SZ45XC 51-85127 32-pin SOIC CY14B101L-SP45XCT 51-85061 48-pin SSOP CY14B101L-SP45XC 51-85061 48-pin SSOP CY14B101L-SZ45XIT 51-85127 32-pin SOIC Industrial CY14B101L-SZ45XI 51-851...

Page 17 - Document History Page; Submission

CY14B101L Document Number: 001-06400 Rev. *I Page 17 of 18 Document History Page Document Title: CY14B101L 1 Mbit (128K x 8) nvSRAM Document Number: 001-06400 Rev. ECN No. Submission Date Orig. of Change Description of Change ** 425138 TUP New data sheet *A 437321 TUP Show data sheet on External Web...