CYD18S72V-100BBI Cypress Semiconductor Corp, CYD18S72V-100BBI Datasheet - Page 10

• Manufacturer Part Number: CYD18S72V-100BBI
• Description: IC,SYNC SRAM,256KX72,CMOS,BGA,484PIN,PLASTIC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CYD18S72V-100BBI

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Synchronous
• Memory Size: 18M (256K x 72)
• Speed: 100MHz
• Interface: Parallel
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 484-FBGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Table 4. Identification Register Definitions
Table 5. Scan Registers Sizes
Table 6. Instruction Identification Codes
Document Number : 38-06069 Rev. *K
Revision Number(31:28)
Cypress Device(27:12)
Cypress JDEC ID(11:1)
ID Register Presence (0)
EXTEST
BYPASS
IDCODE
HIGHZ
CLAMP
SAMPLE/PRELOAD
NBSRST
RESERVED
Note
21. See details in the device BSDL files.
Instruction
Instruction Field
TDI
18 Mbit
1000
1100
0000
1111
1011
0111
0100
All other codes Other combinations are reserved. Do not use other than the above
Register Name
TDO
TDO
Boundary Scan
TDI
TDI
D2
D1
Identification
Instruction
Bypass
Code
TDO
TDO
TDI
TDI
D4
D3
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 FLEx72 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
TDO
C002h
C001h
Value
034h
0h
1
Figure 3. Scan Chain
Reserved for version number
Defines Cypress DIE number for CYD18S72V and
CYD09S72V
Defines Cypress DIE number for CYD04S72V
Allows unique identification of FLEx72 family device vendor
Indicates the presence of an ID register
Description
TDI
Description
4 Mbit/9 Mbit
Bit Size
n
32
[21]
4
1
TDO
TDO
TDI
TDI
D2
D1
TDO
CYD04S72V
CYD09S72V
CYD18S72V
Page 10 of 26
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