Cypress CY7C1383F, CY7C1381D, CY7C1381F, CY7C1383D manual ZZ Mode Timing 30

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CY7C1381D, CY7C1381F CY7C1383D, CY7C1383F

Timing Diagrams (continued)

ZZ Mode Timing [30, 31]

CLK

t ZZ

t ZZI

ISUPPLY

I DDZZ

ALL INPUTS (except ZZ)

Outputs (Q)

High-Z

DON’T CARE

t ZZREC

t RZZI

DESELECT or READ Only

Notes:

30.Device must be deselected when entering ZZ mode. See Truth Table [4, 5, 6, 7, 8] on page 9 for all possible signal conditions to deselect the device.

31.DQs are in high-Z when exiting ZZ sleep mode.

Document #: 38-05544 Rev. *F

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Contents Features Selection Guide133 MHz 100 MHz Unit Cypress Semiconductor CorporationCY7C1381D, CY7C1381F Pin Configurations Pin Tqfp Pinout 3 Chip Enable CY7C1381D 512K xCY7C1383D 1M x Pin Configurations Pin Configurations Ball Fbga Pinout3 Chip Enable Pin Definitions Name DescriptionByte write select inputs, active LOW. Qualified with Functional Overview Interleaved Burst Address Table Mode = Floating or VDD ZZ Mode Electrical CharacteristicsAddress = GNDCycle Description Used CE1 CE2 CE3 Adsp Adsc ADV Write CLKTruth Table for Read/Write 4 Function CY7C1381D/CY7C1381FDQPB, Dqpa DQPC, DqpaTAP Controller State Diagram TAP Controller Block DiagramIeee 1149.1 Serial Boundary Scan Jtag Bypass Register TAP Instruction SetTAP AC Switching Characteristics TAP TimingTAP DC Electrical Characteristics And Operating Conditions 3V TAP AC Test Conditions5V TAP AC Test Conditions Parameter Description Conditions MinIdentification Register Definitions Scan Register SizesIdentification Codes Bit Size ×36 Bit Size ×18Ball BGA Boundary Scan Order 14 Bit # Ball IDA11 Electrical Characteristics Maximum RatingsOperating Range Ambient RangeCapacitance Thermal ResistanceAC Test Loads and Waveforms Switching Characteristics 133 MHz 100 MHz Parameter Description Unit MinTiming Diagrams Read Cycle TimingWrite Cycle Timing 26 Address BWERead/Write Cycle Timing 26, 28 ADVZZ Mode Timing 30 Ordering Information Package Diagrams Pin Thin Plastic Quad Flat pack 14 x 20 x 1.4 mmBall BGA 14 x 22 x 2.4 mm Soldernotespad Type NON-SOLDER Mask Defined Nsmd Issue Date Orig. Description of Change Document History

CY7C1381D, CY7C1381F, CY7C1383D, CY7C1383F specifications

The Cypress CY7C1383F, CY7C1383D, CY7C1381F, and CY7C1381D are high-performance static random-access memory (SRAM) devices designed for a variety of applications requiring fast data storage and retrieval. These memory chips are part of the Cypress SRAM family, known for their low power consumption, high speed, and data integrity, making them suitable for use in telecommunications, networking, and industrial applications.

One of the standout features of the CY7C1383F and CY7C1383D models is their high density, offering 256K bits of memory. This provides ample space for storing critical data while maintaining excellent performance. The CY7C1381F and CY7C1381D variants, having a smaller capacity of 128K bits, are ideal for applications where space and power savings are paramount. All four devices are organized as 32K x 8 bits, promoting ease of integration into various designs.

These SRAM devices utilize advanced CMOS technology, which not only enhances their speed but also reduces power consumption. The fast access times, reaching as low as 10 nanoseconds for the CY7C1383F and CY7C1381F, enable high-speed data processing, making these memories suitable for cache applications and high-speed buffering. Overall, their performance characteristics ensure data can be accessed quickly and efficiently.

The CY7C1383F and CY7C1383D models come with an extended temperature range, ensuring consistent performance even in harsh environments. This reliability is critical for industrial applications where fluctuating temperatures can affect device functionality. Moreover, the CY7C1381F and CY7C1381D share this advantage, making all four components suitable for different operating conditions.

Built-in features such as byte-wide write enable and chip enable signals significantly ease the control of data access and manipulation. Additionally, the asynchronous nature of these SRAM devices allows for simple interfacing with various microcontrollers and processors, facilitating integration into existing systems with minimal design modifications.

In summary, the Cypress CY7C1383F, CY7C1383D, CY7C1381F, and CY7C1381D SRAM devices deliver high-performance data storage solutions, characterized by low power consumption, fast access times, and reliability in diverse operating conditions. Their versatility makes them an excellent choice for engineers seeking robust memory solutions in their designs.