ISPLSI5128VE LATTICE [Lattice Semiconductor], ISPLSI5128VE Datasheet - Page 9

• Manufacturer Part Number: ISPLSI5128VE
• Description: In-System Programmable 3.3V SuperWIDE High Density PLD
• Manufacturer: LATTICE [Lattice Semiconductor]

Figure 8. Boundary Scan Waveforms and Timing Specifications
SYMBOL
t
t
t btcl
t btsu
t bth
t rf
t btco
t btoz
t btvo
t btcpsu
t btcph
t btuco
t btuoz
t btuov
btcp
btch
Data to be
Data to be
driven out
captured
TMS
TDO
TCK
TDI
PARAMETER
TCK [BSCAN test] clock pulse width
TCK [BSCAN test] pulse width high
TCK [BSCAN test] pulse width low
TCK [BSCAN test] setup time
TCK [BSCAN test] hold time
TCK [BSCAN test] rise and fall time
TAP controller falling edge of clock to valid output
TAP controller falling edge of clock to data output disable
TAP controller falling edge of clock to data output enable
BSCAN test Capture register setup time
BSCAN test Capture register hold time
BSCAN test Update reg, falling edge of clock to valid output
BSCAN test Update reg, falling edge of clock to output disable
BSCAN test Update reg, falling edge of clock to output enable
T
btch
T
btvo
T
T
btuov
btcl
T
T
btcpsu
btsu
Data Captured
Valid Data
T
T
bth
btcph
9
Valid Data
Specifications ispLSI 5128VE
T
btco
T
btuco
T
btcp
Valid Data
Valid Data
62.5
62.5
MIN
125
25
25
50
25
25
–
–
–
–
–
–
T
btoz
T
btuoz
MAX UNITS
25
25
25
50
50
50
–
–
–
–
–
–
–
–
mV/ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns