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UPD77019 Datasheet(PDF) 52 Page - NEC

Part # UPD77019
Description  16 bits, Fixed-point Digital Signal Processor
PDF  56 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD77019 Datasheet(HTML) 52 Page - NEC

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µPD77018A, 77019
Debugging Interface (JTAG)
Required Timing Condition
Parameters
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
TCK cycle time
tcTCK
4tcC
ns
TCK high/low level width
twTCK
50
ns
TCK rise/fall time
trfTCK
20
ns
TMS, TDI setup time
tsuDI
10
ns
TMS, TDI hold time
thDI
0ns
Input pin setup time
tsuJIN
10
ns
Input pin hold time
thJIN
0
ns
Switching Characteristics
Parameters
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
TDO output delay time
tdDO
30
ns
Output pin output delay time
tdJOUT
30
ns
Debugging Interface Timing
Remark For the details of JTAG, refer to “IEEE1149.1.”
tcTCK
twTCK
twTCK
tsuDI
thDI
Valid
Valid
Valid
tdDO
tsuJIN
thJIN
Valid
tdJOUT
trfTCK
trfTCK
TCK
TMS,
TDI
TDO
Capture
state
Update
state



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