dsp56371 Freescale Semiconductor, Inc, dsp56371 Datasheet - Page 55

• Manufacturer Part Number: dsp56371
• Description: Dsp56371 Data Sheet
• Manufacturer: Freescale Semiconductor, Inc

18
Freescale Semiconductor
Note:
No.
116
117
118
119
120
121
122
123
124
125
V
All timings apply to OnCE module data transfers because it uses the JTAG port as an interface.
CORE_VDD
JTAG Timing
TCK frequency of operation (1/(T
TCK rise and fall times
TCK low to output data valid
TCK low to output high impedance
TCK low to TDO data valid
TCK cycle time
TCK clock pulse width
TMS, TDI data setup time
TMS, TDI data hold time
TCK low to TDO high impedance
(Input)
TCK
= 1.25 V ± 0.05 V; T
119
Figure 21. Test Clock Input Timing Diagram
Characteristics
V
J
IH
= –40°C to 115°C for 150 MHz; T
C
DSP56371 Data Sheet, Rev. 4.1
× 6); maximum 22 MHz)
V
Table 26. JTAG Timing
IL
V
118
M
117
J
= 0°C to 100°C for 181 MHz; C
119
118
V
M
45.0
20.0
25.0
Min
0.0
0.0
0.0
0.0
5.0
0.0
0.0
All frequencies
Max
22.0
10.0
40.0
40.0
44.0
44.0
—
—
—
—
L
= 50 pF
JTAG Timing
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
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