LFECP40 Lattice Semiconductor, LFECP40 Datasheet - Page 61

• Manufacturer Part Number: LFECP40
• Description: (LFEC Series) LatticeECP/EC Family Data Sheet
• Manufacturer: Lattice Semiconductor

Lattice Semiconductor
JTAG Port Timing Specifications
Rev F 0.17
f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
MAX
BTCP
BTCPH
BTCPL
BTS
BTH
BTRF
BTCO
BTCODIS
BTCOEN
BTCRS
BTCRH
BUTCO
BTUODIS
BTUPOEN
Symbol
TCK Clock Frequency
TCK [BSCAN] clock pulse width
TCK [BSCAN] clock pulse width high
TCK [BSCAN] clock pulse width low
TCK [BSCAN] setup time
TCK [BSCAN] hold time
TCK [BSCAN] rise/fall time
TAP controller falling edge of clock to valid output
TAP controller falling edge of clock to valid disable
TAP controller falling edge of clock to valid enable
BSCAN test capture register setup time
BSCAN test capture register hold time
BSCAN test update register, falling edge of clock to valid output
BSCAN test update register, falling edge of clock to valid disable
BSCAN test update register, falling edge of clock to valid enable
Over Recommended Operating Conditions
Parameter
3-25
DC and Switching Characteristics
LatticeECP/EC Family Data Sheet
Min.
40
20
20
10
50
25
8
8
-
-
-
-
-
-
-
Max.
25
10
10
10
25
25
25
-
-
-
-
-
-
-
-
mV/ns
Units
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns