CY7C1550V18-375BZC Cypress Semiconductor Corp, CY7C1550V18-375BZC Datasheet - Page 17

• Manufacturer Part Number: CY7C1550V18-375BZC
• Description: IC SRAM 72MBIT 375MHZ 165TFBGA
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C1550V18-375BZC

• Format - Memory: RAM
• Memory Type: SRAM - Synchronous, DDR II
• Memory Size: 72M (2M x 36)
• Speed: 375MHz
• Interface: Parallel
• Voltage - Supply: 1.7 V ~ 1.9 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 165-TFBGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Identification Register Definitions
Scan Register Sizes
Instruction Codes
Document Number: 001-06550 Rev. *D
Revision Number
(31:29)
Cypress Device ID
(28:12)
Cypress JEDEC ID
(11:1)
ID Register
Presence (0)
Instruction
Bypass
ID
Boundary Scan
EXTEST
IDCODE
SAMPLE Z
RESERVED
SAMPLE/PRELOAD
RESERVED
RESERVED
BYPASS
Instruction Field
Instruction
11010111100000100 11010111100001100 11010111100010100 11010111100100100 Defines the type of
CY7C1546V18
00000110100
Register Name
Code
000
000
001
010
100
101
011
110
111
1
Captures the input and output ring contents.
Loads the ID register with the vendor ID code and places the register between TDI and TDO.
This operation does not affect SRAM operation.
Captures the input and output contents. Places the Boundary Scan register between TDI and
TDO. Forces all SRAM output drivers to a High Z state.
Do Not Use: This instruction is reserved for future use.
Captures the input and output ring contents. Places the Boundary Scan register between TDI
and TDO. Does not affect the SRAM operation.
Do Not Use: This instruction is reserved for future use.
Do Not Use: This instruction is reserved for future use.
Places the Bypass register between TDI and TDO. This operation does not affect SRAM
operation.
CY7C1557V18
00000110100
000
1
Value
CY7C1548V18
00000110100
000
1
Description
CY7C1550V18
00000110100
Bit Size
109
32
000
3
1
1
CY7C1546V18
CY7C1557V18
CY7C1548V18
CY7C1550V18
Version number.
SRAM.
Enables unique
identification of
SRAM vendor.
Indicates the
presence of an ID
register.
Description
Page 17 of 27
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