MSC8157ETVT1000A Freescale Semiconductor, MSC8157ETVT1000A Datasheet - Page 91

• Manufacturer Part Number: MSC8157ETVT1000A
• Description: Digital Signal Processors & Controllers - DSP, DSC Qual 8157 EN FG 1GHz -45 to 105c
• Manufacturer: Freescale Semiconductor

Specifications of MSC8157ETVT1000A

• Rohs: yes
• Core: SC3850
• Data Bus Width: 32 bit
• Program Memory Size: 32 KB
• Data Ram Size: 512 KB
• Number Of Programmable I/os: 32
• Number Of Timers: 2
• Operating Supply Voltage: 0.97 V to 1.05 V
• Maximum Operating Temperature: + 105 C
• Package / Case: FCPBGA-783
• Mounting Style: SMD/SMT

3.6.7
Figure 27
Figure 28
Freescale Semiconductor
TCK cycle time
TCK clock high phase measured at V
Boundary scan input data setup time
Boundary scan input data hold time
TCK fall to output data valid
TCK fall to output high impedance
TMS, TDI data setup time
TMS, TDI data hold time
TCK fall to TDO data valid
TCK fall to TDO high impedance
TRST assert time
Note:
All timings apply to OnCE module data transfers as well as any other transfers via the JTAG port.
shows the test clock input timing diagram.
shows the boundary scan (JTAG) timing diagram.
JTAG Signals
(Input)
Outputs
Outputs
(Input)
TCK
Inputs
Data
Data
Data
TCK
MSC8157 Six-Core Digital Signal Processor Data Sheet, Rev. 1
t
Characteristics
TCKR
M
Figure 28. Boundary Scan (JTAG) Timing
= V
Figure 27. Test Clock Input Timing
DDIO
t
t
TCKHOZ
TCKHOV
/2
Table 54. JTAG Timing
V
M
t
TCKX
Output Data Valid
t
BSVKH
Input Data Valid
t
TCKR
t
TCKH
V
M
Symbol
t
t
t
t
t
t
TDOHOV
TDOHOZ
t
t
TCKHOV
TCKHOZ
TDIVKH
TDIXKH
t
t
BSVKH
BSXKH
t
TCKH
TCKX
TRST
t
t
BSXKH
BSXKH
All Frequencies
Electrical Characteristics
100.0
36.0
15.0
15.0
Min
0.0
5.0
5.0
—
—
—
—
Max
20.0
24.0
10.0
12.0
—
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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