CY7C0831AV-167AXC Cypress Semiconductor Corp, CY7C0831AV-167AXC Datasheet - Page 11

• Manufacturer Part Number: CY7C0831AV-167AXC
• Description: IC SRAM 2MBIT 167MHZ 120LQFP
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C0831AV-167AXC

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Synchronous
• Memory Size: 2M (128K x 18)
• Speed: 167MHz
• Interface: Parallel
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 120-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 4. Identification Register Definitions
Table 5. Scan Registers Sizes
Table 6. Instruction Identification Codes
Note
Document #: 38-06059 Rev. *S
Revision Number (31:28)
Cypress Device ID (27:12)
Cypress JEDEC ID (11:1)
ID Register Presence (0)
EXTEST
BYPASS
IDCODE
HIGHZ
CLAMP
SAMPLE/PRELOAD
NBSRST
RESERVED
22. See details in the device BSDL file.
Instruction
Instruction Field
0000
1111
1011
0111
0100
1000
1100
All other codes
Register Name
Boundary Scan
Identification
Instruction
Bypass
Code
034h
1
0h
C090h
C091h
C093h
C094h
Value
Captures the Input/Output ring contents. Places the BSR between the TDI and TDO.
Places the BYR between TDI and TDO.
Loads the IDR with the vendor ID code and places the register between TDI and TDO.
Places BYR between TDI and TDO. Forces all device output drivers to a High-Z state.
Controls boundary to 1/0. Places BYR between TDI and TDO.
Captures the input/output ring contents. Places BSR between TDI and TDO.
Resets the non-boundary scan logic. Places BYR between TDI and TDO.
Other combinations are reserved. Do not use other than the above.
Figure 5. Scan Chain for 9 Mb Device
TDI
Reserved for version number.
Defines Cypress part number for CY7C0832AV/CY7C0832BV
Defines Cypress part number for CY7C0831AV
Defines Cypress part number for CY7C0830AV
Defines Cypress part number for CY7C0837AV.
Allows unique identification of the DP family device vendor.
Indicates the presence of an ID register.
D1
D2
TDO
TDI
TDO
TDI
TDO
Description
Description
CY7C0832BV, CY7C0833AV
CY7C0837AV, CY7C0830AV
CY7C0831AV, CY7C0832AV
Bit Size
n
32
[22]
4
1
Page 11 of 28
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