Partial Truth Table for Read/Write3 | Cypress CY7C1363C, CY7C1361C

CY7C1361C

CY7C1363C

Partial Truth Table for Read/Write[3, 8]

Function (CY7C1361C)	GW	BWE	BWD	BWC	BWB	BWA
Read	H	H	X	X	X	X
Read	H	L	H	H	H	H
Write Byte (A, DQPA)	H	L	H	H	H	L
Write Byte (B, DQPB)	H	L	H	H	L	H
Write Bytes (B, A, DQPA, DQPB)	H	L	H	H	L	L
Write Byte (C, DQPC)	H	L	H	L	H	H
Write Bytes (C, A, DQPC, DQPA)	H	L	H	L	H	L
Write Bytes (C, B, DQPC, DQPB)	H	L	H	L	L	H
Write Bytes (C, B, A, DQPC, DQPB, DQPA)	H	L	H	L	L	L
Write Byte (D, DQPD)	H	L	L	H	H	H
Write Bytes (D, A, DQPD, DQPA)	H	L	L	H	H	L
Write Bytes (D, B, DQPD, DQPA)	H	L	L	H	L	H
Write Bytes (D, B, A, DQPD, DQPB, DQPA)	H	L	L	H	L	L
Write Bytes (D, B, DQPD, DQPB)	H	L	L	L	H	H
Write Bytes (D, B, A, DQPD, DQPC, DQPA)	H	L	L	L	H	L
Write Bytes (D, C, A, DQPD, DQPB, DQPA)	H	L	L	L	L	H
Write All Bytes	H	L	L	L	L	L
Write All Bytes	L	X	X	X	X	X

Truth Table for Read/Write[3, 8]

Function (CY7C1363C)	GW	BWE	BWB	BWA
Read	H	H	X	X
Read	H	L	H	H
Write Byte A – (DQA and DQPA)	H	L	H	L
Write Byte B – (DQB and DQPB)	H	L	L	H
Write All Bytes	H	L	L	L
Write All Bytes	L	X	X	X

Note:

8. Table only lists a partial listing of the byte write combinations. Any Combination of BWX is valid Appropriate write will be done based on which byte write is active.

Document #: 38-05541 Rev. *F

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Cypress manual Partial Truth Table for Read/Write3, Function CY7C1361C, Function CY7C1363C

Contents

Cypress Semiconductor Corporation FeaturesSelection Guide Functional Description1 133 MHz 100 MHz Unit Logic Block Diagram CY7C1363C 512K x Logic Block Diagram CY7C1361C 256K x CY7C1363C 512K x Pin Configurations Pin Tqfp Pinout 3 Chip Enables a versionCY7C1361C 256K x CY7C1363C Pin Configurations Pin Tqfp Pinout 2 Chip Enables AJ Version Pin Configurations Ball BGA Pinout 2 Chip Enables with Jtag DQP B Pin Configurations Ball Fbga Pinout 3 Chip EnableBWE Adsc ADV CLK Name Description Power supply inputs to the core of the devicePower supply for the I/O circuitry Ground for the I/O circuitry Pin DefinitionsGround for the core of the device Address Interleaved Burst Address Table Mode = Floating or VDDFunctional Overview Burst Sequences Address Cycle Description Used ZZ Mode Electrical CharacteristicsParameter Description Test Conditions Min Max Unit Function CY7C1363C Partial Truth Table for Read/Write3Truth Table for Read/Write3 Function CY7C1361C Ieee 1149.1 Serial Boundary Scan Jtag TAP Controller Block DiagramTAP Controller State Diagram TAP Instruction Set Bypass Register Set-up Times TAP TimingParameter Min Max Unit Clock Output Times Identification Register Definitions TAP DC Electrical Characteristics And Operating Conditions3V TAP AC Test Conditions 5V TAP AC Test Conditions Instruction Code Description Scan Register SizesIdentification Codes Register Name Bit Size x Name CY7C1361C 256K x Bit # Ball ID SignalCY7C1363C 512K x Bit # Ball ID Signal Name Ball BGA Boundary Scan Order Ball Fbga Boundary Scan Order CY7C1361C 256K x Bit # Ball ID Signal Name Ambient Range Electrical Characteristics Over the Operating Range 13Maximum Ratings Operating Range 3V I/O Test Load Capacitance15Thermal Resistance AC Test Loads and Waveforms 133 100 Parameter Description Unit Min Max Switching Characteristics Over the Operating Range20 GW, BWE,BWX Timing DiagramsRead Cycle Timing22 Adsc Address DON’T Care Write Cycle Timing22 Burst Read DON’T Care Undefined Read/Write Cycle Timing22, 24 ZZ Mode Timing26 CY7C1361C-133AXC Chip Enable CY7C1363C-133AXC CY7C1361C-133AJXCChip Enable CY7C1363C-133AXI CY7C1361C-133AJXI Ordering Information CY7C1361C-100AXE Chip Enable CY7C1363C-100AXC CY7C1361C-100AJXCChip Enable CY7C1363C-100AXI CY7C1361C-100AJXI CY7C1361C-100AXC Pin Tqfp 14 x 20 x 1.4 mm Package Diagrams Ball BGA 14 x 22 x 2.4 mm Soldernotespad Type NON-SOLDER Mask Defined Nsmd Document History Issue Date Orig. Description of Change