Cypress CY7C1475BV25, CY7C1471BV25 manual CY7C1473BV25

Page 5

CY7C1471BV25

CY7C1473BV25, CY7C1475BV25

Pin Configurations (continued)

Figure 2. 100-Pin TQFP Pinout

BYTE B

VDDQ

VSS

NC NC

DQB

VSS VDDQ

DQB DQB

VDD

VSS

DQB

VDDQ

VSS

DQB DQB

DQPB

VSS VDDQ

A		A		CE	CE	NC		NC	BW		BW	CE	V		V		CLK		WE	CEN	OE		ADV/LD		A		A		A	A
A		A		CE	CE	NC		NC	BW		BW	CE	V		V		CLK		WE	CEN	OE		ADV/LD		A		A		A	A
				1	2				B		A	3		DD		SS
														DD		SS



100		99		98	97	96		95	94	93		92	91		90		89		88	87	86	85			84		83		82	81
1																														80
2																														79
3																														78
4																														77
5																														76
6																														75
7																														74
8																														73
9																														72
10																														71
11																														70
12																														69
13																														68
14																														67
15										CY7C1473BV25																				66
16										CY7C1473BV25																				65
17																														64
18																														63
19																														62
20																														61
21																														60
22																														59
23																														58
24																														57
25																														56
26																														55
27																														54
28																														53
29																														52
30																														51
31		32		33	34	35		36	37	38		39	40		41		42		43	44	45	46			47		48		49	50


	MODE		A	A	A		A	A1	A0		NC/288M	NC/144M		V		V		A	A	A	A			A		A		A	A		A
														SS		DD

VDDQ

VSS

NC DQPA

DQA DQA

VSS

VDDQ

DQA DQA

VSS

VDD

DQA DQA

VDDQ

VSS

DQA DQA NC

VSS

VDDQ

BYTE A

Document #: 001-15013 Rev. *E

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Contents Selection Guide Functional Description FeaturesDescription 133 MHz 100 MHz Unit Cypress Semiconductor Corporation 198 Champion CourtLogic Block Diagram CY7C1473BV25 4M x Logic Block Diagram CY7C1471BV25 2M xLogic Block Diagram CY7C1475BV25 1M x CY7C1471BV25 Pin ConfigurationsCY7C1473BV25 CY7C1473BV25 4M x Ball Fbga 15 x 17 x 1.4 mm Pinout CY7C1471BV25 2M xNC/1G Ball Fbga 14 x 22 x 1.76 mm Pinout CY7C1475BV25 1M ×Power Supply Inputs to the Core of the Device Mode Input. Selects the Burst Order of the DevicePower Supply for the IO Circuitry Pin Definitions Name DescriptionPin Definitions Functional OverviewName Description TDIParameter Description Test Conditions Min Max Unit ZZ Mode Electrical CharacteristicsFirst Second Third Fourth Address A1 A0 Used Truth TableOperation Address Function Truth Table for Read/WriteIeee 1149.1 Serial Boundary Scan Jtag TAP Controller State DiagramTAP Registers TAP Timing 5V TAP AC Test Conditions TAP AC Switching CharacteristicsTAP DC Electrical Characteristics And Operating Conditions Identification Codes Instruction Description Scan Register Sizes Register Name Bit SizeBit # Ball ID Boundary Scan Exit Order 2M x Bit # Ball IDBoundary Scan Exit Order 4M x Bit # Ball ID Boundary Scan Exit Order 1M x Bit # Ball ID Maximum Ratings Electrical CharacteristicsOperating Range Range AmbientParameter Description Test Conditions Tqfp Fbga Unit CapacitanceThermal Resistance Setup Times Switching CharacteristicsParameter Description 133 MHz 100 MHz Unit Min Max Output TimesRead RiteStall Switching WaveformsAddress ZZ Mode Timing Ordering Information Pin Thin Plastic Quad Flatpack 14 x 20 x 1.4 mm Package DiagramsBall Fbga 15 x 17 x 1.4 mm Ball Fbga 14 x 22 x 1.76 mm Document History Issue Orig. Description of Change Date

CY7C1475BV25, CY7C1473BV25, CY7C1471BV25 specifications

Cypress Semiconductor, a leader in specialized memory solutions, offers a range of high-performance SRAM products, including the CY7C1471BV25, CY7C1473BV25, and CY7C1475BV25. These devices are designed to provide high-speed data processing capabilities along with impressive power efficiency, making them ideal choices for a variety of applications in telecommunications, networking, automotive, and consumer electronics.

The CY7C1471BV25 features a 1-Mbit density, while the CY7C1473BV25 and CY7C1475BV25 support densities of 3-Mbits and 5-Mbits respectively. All three models utilize a 3.3V power supply, and deliver fast access times of 5 ns (for CY7C1471BV25) and 6 ns (for CY7C1473BV25 and CY7C1475BV25). This rapid access enables quicker data retrieval and overall enhanced system performance.

One of the standout features of these SRAM devices is their asynchronous operation, which allows for straightforward integration into existing systems without the need for complex timing protocols. They can be easily interfaced with various microcontrollers and digital signal processors, providing flexibility and ease of use. Additionally, the devices are available in multiple package options, including the widely used TSOP and BGA formats, enabling designers to choose the best fit for their specific layouts.

In terms of technology, these SRAMs leverage advanced CMOS manufacturing processes, which contribute to their low power consumption and high reliability. With sleep modes and low standby current, they are particularly suited for battery-operated devices that demand energy efficiency.

Cypress products are renowned for their reliability and robustness, ensuring that the CY7C1471BV25, CY7C1473BV25, and CY7C1475BV25 can withstand the demands of harsh environments and extended usage. The devices also incorporate features such as high-speed data ports, which facilitate bidirectional data flow, making them optimal for both read and write operations.

In summary, the CY7C1471BV25, CY7C1473BV25, and CY7C1475BV25 SRAMs by Cypress are excellent choices for those seeking high-performance, low-power memory solutions. Their advanced technology, combined with a variety of features and options, caters to the needs of many industries, paving the way for innovative designs in modern electronics.