is61lf25636a Integrated Silicon Solution, Inc., is61lf25636a Datasheet - Page 22

• Manufacturer Part Number: is61lf25636a
• Description: 256k X 36, 512k X 18 9 Mb Synchronous Flow-through Static Ram
• Manufacturer: Integrated Silicon Solution, Inc.

INSTRUCTION CODES
TAP CONTROLLER STATE DIAGRAM
22
IS61LF25636A
Code
000
001
010
011
100
101
110
111
SAMPLE/PRELOAD
RESERVED
RESERVED
RESERVED
Instruction
SAMPLE-Z
BYPASS
EXTEST
IDCODE
1
0
Test Logic Reset
IS61LF51218A
Run Test/Idle
0
Loads the ID register with the vendor ID code and places the register between TDI
Description
Captures the Input/Output ring contents. Places the boundary scan register
between the TDI and TDO. Forces all SRAM outputs to High-Z state. This
instruction is not 1149.1 compliant.
and TDO. This operation does not affect SRAM operation.
Captures the Input/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/Output ring contents. Places the boundary scan register
between TDI and TDO. Does not affect the SRAM operation. This instruction does not
implement 1149.1 preload function and is therefore not 1149.1 compliant.
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.
1
1
0
1
Capture DR
IS61VF25636A
Update DR
Pause DR
Select DR
Exit1 DR
Exit2 DR
Shift DR
0
1
1
1
0
0
0
0
0
1
Integrated Silicon Solution, Inc. — 1-800-379-4774
1
1
0
1
IS61VF51218A
Capture IR
Update IR
Select IR
Pause IR
Exit1 IR
Exit2 IR
Shift IR
0
1
1
0
1
0
0
0
0
1
1
10/18/07
Rev. C