Contents
Main
36-Mbit QDR-II SRAM 2-Word Burst Architecture
CY7C1410AV18, CY7C1425AV18 CY7C1412AV18, CY7C1414AV18
Features
Configurations
Functional Description
CY7C1410AV18, CY7C1425AV18 CY7C1412AV18, CY7C1414AV18
Document #: 38-05615 Rev. *E Page 2 of 29
Logic Block Diagram (CY7C1410AV18)
Logic Block Diagram (CY7C1425AV18)
Document #: 38-05615 Rev. *E Page 3 of 29
Logic Block Diagram (CY7C1412AV18)
Logic Block Diagram (CY7C1414AV18)
CY7C1410AV18, CY7C1425AV18 CY7C1412AV18, CY7C1414AV18
Pin Configuration
165-Ball FBGA (15 x 17 x 1.4 mm) Pinout
CY7C1410AV18, CY7C1425AV18
Pin Configuration
165-Ball FBGA (15 x 17 x 1.4 mm) Pinout
Pin Definitions
CY7C1410AV18, CY7C1425AV18 CY7C1412AV18, CY7C1414AV18
Pin Definitions
CY7C1410AV18, CY7C1425AV18 CY7C1412AV18, CY7C1414AV18
Functional Overview
Read Operations
Write Operations
Byte Write Operations
Application Example
SRAM #2
SRAM #1
BUS MASTER (CPU or ASIC)
CY7C1410AV18, CY7C1425AV18
Truth Table
Write Cycle Descriptions
Page
CY7C1412AV18, CY7C1414AV18
IEEE 1149.1 Serial Boundary Scan (JTAG)
Disabling the JTAG Feature
Test Access PortTest Clock
Test Mode Select (TMS)
Page
CY7C1410AV18, CY7C1425AV18 CY7C1412AV18, CY7C1414AV18
TAP Controller State Diagram
TAP Controller Block Diagram
TAP Electrical Characteristics
TAP AC Switching Characteristics
TAP Timing and Test Conditions
Identification Register Definitions
Scan Register Sizes
Instruction Codes
CY7C1410AV18, CY7C1425AV18 CY7C1412AV18, CY7C1414AV18
Boundary Scan Order
Power Up Sequence in QDR-II SRAM
VV
Power Up Sequence
DLL Constraints
/
Maximum Ratings
Operating Range
Electrical Characteristics
DC Electrical Characteristics
AC Electrical Characteristics
Electrical Characteristics
DC Electrical Characteristics
Capacitance
Thermal Resistance
Switching Characteristics
Document #: 38-05615 Rev. *E Page 24 of 29
Switching Waveforms
Figure 5. Read/Write/Deselect Sequence
1234 5810 67
READ READ WRITE WRITEWRITE NOPREAD WRITE NOP 9
CY7C1410AV18, CY7C1425AV18
Ordering Information
Document #: 38-05615 Rev. *E Page 27 of 29
Package Diagram
[+] Feedback
Figure 6. 165-Ball FBGA (15 x 17 x 1.4 mm), 51-85195
51-85195-*A
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