参数资料
型号: HM66WP18513BP-65
元件分类: SRAM
英文描述: 512K X 18 ZBT SRAM, 6.5 ns, PBGA119
封装: BGA-119
文件页数: 18/31页
文件大小: 268K
代理商: HM66WP18513BP-65
HM66WP18513, HM66WP36257
Rev.0.3, Mar. 2002, page 25 of 31
TAP Controller Timing Diagram
TCK
TMS
TDI
TDO
RAM
ADDRESS
tTHTH
tTHTL
tMVTH tTHMX
tDVTH tTHDX
tTLQV
tTLQX
tCS tCH
tTLTH
TAP Controller Timing Diagram
Test Access Port Registers
Register Name
Length
Symbol
Note
Instruction Register
3 bits
IR [0;2]
Bypass Register
1 bits
BP
ID Register
32 bits
ID [0;31]
Boundary Scan Register
70 bits
BS [1;70]
TAP Controller Instruction Set
IR2
IR1
IR0
Instruction
Operation
0
SAMPLE-Z
Tristate all data drivers and capture the pad value
0
1
IDCODE
0
1
0
SAMPLE-Z
Tristate all data drivers and capture the pad value
0
1
BYPASS
1
0
SAMPLE
1
0
1
BYPASS
1
0
BYPASS
1
BYPASS
Note:
This Device does not perform EXTEST, INTEST or the preload portion of the PRELOAD command
in IEEE 1149.1.
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