ds96-039wdsp ETC-unknow, ds96-039wdsp Datasheet - Page 92

• Manufacturer Part Number: ds96-039wdsp
• Description: Clarification Serial Control Register Description Dsp1620/27/28/29 Devices
• Manufacturer: ETC-unknow

February 1997
10 Timing Characteristics for 2.7 V Operation
10.4 JTAG I/O Specifications
Table 71. Timing Requirements for JTAG Input/Output
Table 72. Timing Characteristics for JTAG Input/Output
Lucent Technologies Inc.
Abbreviated Reference
Abbreviated Reference
TMS
TDO
TCK
TDI
V
V
V
V
V
V
V
V
OH
OL
IH
IH
IH
IL
IL
IL
t155
t156
t12
t13
t14
t15
t16
t17
t18
t19
t20
t17
TCK Period (high to high)
TCK High Time (high to low)
TCK Low Time (low to high)
TCK Rise Transition Time (low to high)
TCK Fall Transition Time (high to low)
TMS Setup Time (valid to high)
TMS Hold Time (high to invalid)
TDI Setup Time (valid to high)
TDI Hold Time (high to invalid)
t155
t15
TDO Hold (low to invalid)
TDO Delay (low to valid)
Figure 14. JTAG Timing Diagram
t18
t16
Parameter
Parameter
t13
t20
t12
t156
t14
t19
(continued)
Min
—
0
DSP1628 Digital Signal Processor
22.5
22.5
Min
0.6
0.6
7.5
7.5
50
2
2
Max
19
—
Max
—
—
—
—
—
—
—
—
—
Unit
V/ns
V/ns
ns
ns
Unit
ns
ns
ns
ns
ns
ns
ns
5-4017 (C)
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