mpc8378e Freescale Semiconductor, Inc, mpc8378e Datasheet - Page 59

• Manufacturer Part Number: mpc8378e
• Description: Powerquicc Ii Pro Processor Hardware Specifications
• Manufacturer: Freescale Semiconductor, Inc

12.1
Table 49
MPC8378E.
12.2
This section describes the AC electrical specifications for the IEEE 1149.1 (JTAG) interface of the device.
Table 50
Freescale Semiconductor
Input high voltage
Input low voltage
Input current
Output high voltage
Output low voltage
Output low voltage
JTAG external clock frequency of operation
JTAG external clock pulse width measured at 1.4 V
JTAG external clock rise and fall times
Input setup times:
Valid times:
JTAG external clock cycle time
TRST assert time
Input hold times:
Output hold times:
provides the DC electrical characteristics for the IEEE 1149.1 (JTAG) interface of the
provides the JTAG AC timing specifications as defined in
JTAG DC Electrical Characteristics
JTAG AC Timing Specifications
Parameter
Parameter
Table 50. JTAG AC Timing Specifications (Independent of CLKIN)
MPC8378E PowerQUICC II Pro Processor Hardware Specifications, Rev. 3
Table 49. JTAG interface DC Electrical Characteristics
Boundary-scan data
Boundary-scan data
Boundary-scan data
Boundary-scan data
TMS, TDI
TMS, TDI
Symbol
V
V
V
V
V
I
IN
OH
OL
OL
TDO
TDO
IH
IL
t
JTGR
Symbol
t
t
t
t
t
t
t
t
t
JTKHKL
JTDVKH
JTDXKH
JTKLOV
JTKLDX
JTKLOX
JTKLDV
JTIVKH
JTIXKH
t
t
f
TRST
I
JTG
OH
I
JTG
I
& t
OL
OL
Condition
JTGF
= –8.0 mA
= 3.2 mA
= 8.0 mA
2
—
—
—
Min
30
15
25
10
10
Figure 37
0
0
4
4
2
2
2
2
–0.3
Min
2.5
2.4
—
—
—
through
Max
33.3
11
11
—
—
—
—
—
—
—
—
—
2
1
OV
Figure
DD
Max
±30
0.8
0.5
0.4
MHz
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
+ 0.3
40.
Notes
Unit
—
—
—
—
—
—
μA
3
4
4
V
V
V
V
V
JTAG
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