mpc8544e Freescale Semiconductor, Inc, mpc8544e Datasheet - Page 58

• Manufacturer Part Number: mpc8544e
• Description: Mpc8544e Powerquicc Iii Integrated Processor
• Manufacturer: Freescale Semiconductor, Inc

I
Figure 37
13 I
This section describes the DC and AC electrical characteristics for the I
13.1
Table 51
58
At recommended operating conditions with OV
2
Input high voltage level
Input low voltage level
Low level output voltage
Pulse width of spikes which must be suppressed by the
input filter
Input current each I/O pin (input voltage is between
0.1 × OV
Capacitance for each I/O pin
Notes:
1. Output voltage (open drain or open collector) condition = 3 mA sink current.
2. Refer to the MPC8544EPowerQUICC III Integrated Communications Host Processor Reference Manual for information on
3. I/O pins will obstruct the SDA and SCL lines if OV
C
the digital filter used.
DD
2
provides the DC electrical characteristics for the I
I
C
provides the boundary-scan timing diagram.
External Clock
2
and 0.9 × OV
Data Outputs
Data Outputs
C DC Electrical Characteristics
Data Inputs
Boundary
Boundary
Boundary
MPC8544E PowerQUICC III Integrated Processor Hardware Specifications, Rev. 4
JTAG
Parameter
DD
(max)
t
Output Data Valid
JTKLDX
Figure 37. Boundary-Scan Timing Diagram
Table 51. I
Preliminary—Subject to Change Without Notice
DD
of 3.3 V ± 5%.
Freescale Confidential Proprietary
t
VM
JTKLDZ
VM = Midpoint Voltage (OV DD /2)
t
JTKLDV
2
C DC Electrical Characteristics
DD
is switched off.
Symbol
t
I2KHKL
V
V
V
C
t
I
OL
JTDVKH
IH
IL
I
I
2
C interfaces.
0.7 × OV
Output Data Valid
–0.3
Data Valid
Min
–10
—
0
0
Input
VM
DD
2
C interfaces of the MPC8544E.
OV
0.3 × OV
0.2 × OV
DD
Max
t
JTDXKH
50
10
10
+ 0.3
DD
DD
Freescale Semiconductor
Unit
μA
pF
ns
V
V
V
Notes
—
—
—
1
2
3