UPD77016 NEC, UPD77016 Datasheet - Page 49

• Manufacturer Part Number: UPD77016
• Description: 16 bits/ Fixed-point Digital Signal Processor
• Manufacturer: NEC

Debugging Interface (JTAG)
Required Timing Condition
Switching Characteristics
Debugging Interface Timing
Remark For the details of JTAG, refer to “IEEE1149.1.”
TCK cycle time
TCK high level width
TCK low level width
TCK rise/fall time
TMS, TDI setup time
TMS, TDI hold time
Input pin setup time
Input pin hold time
TDO output delay time
Output pin output delay time
Capture
Update
TMS,
TDO
state
state
TCK
TDI
Parameters
Parameters
t
wTCKH
t
cTCK
t
dDO
t
wTCKL
t
suDI
Valid
Symbol
Symbol
t
t
t
t
t
t
t
t
t
t
cTCK
wTCKH
wTCKL
rfTCK
suDI
hDI
suJIN
hJIN
dDO
dJOUT
t
hDI
t
dJOUT
Conditions
Conditions
t
suJIN
Valid
Valid
t
hJIN
t
rfTCK
MIN.
4t
MIN.
50
50
10
15
10
0
0
cCO
t
TYP.
TYP.
rfTCK
3
Valid
MAX.
MAX.
20
30
30
PD77016
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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