mpc5644a Freescale Semiconductor, Inc, mpc5644a Datasheet - Page 95

• Manufacturer Part Number: mpc5644a
• Description: Mpc5644a Microcontroller Data Sheet
• Manufacturer: Freescale Semiconductor, Inc

3.10
Freescale Semiconductor
1
2
3
11
12
13
14
f
ref_crystal
These are typical values that are estimated from simulation.
These specifications are subject to change per device characterization.
Preliminary target values. Actual specifications to be determined.
f
f
f
ref_ext
f
f
t
LORH
LORL
pll_in
f
f
f
SCM
CYC
vco
sys
sys
Symbol
Oscillator and PLLMRFM electrical characteristics
Delay, Z to Normal
(High/Low)
Diff Skew Itphla-tplhbI or
Itplhb-tphlaI
Trans. Line (differential Zo)
Temperature
CC
CC
CC
CC
CC
CC
CC
CC
C
P
P
D
D
T
T
T
D
D
D
P
PLL reference frequency range
Phase detector input frequency range
(after pre-divider)
VCO frequency range
On-chip PLL frequency
System frequency in bypass mode
System clock period
Loss of reference frequency window
Self-clocked mode frequency
Table 24. DSPI LVDS pad specification
(V
DDPLL
Table 25. PLLMRFM electrical specifications
Preliminary—Subject to Change Without Notice
MPC5644A Microcontroller Data Sheet, Rev. 4
= 1.08 V to 3.6 V, V
Parameter
T
T
DZ
SKEW
2
CC
CC
Termination
CC
CC
5,6
SS
2
D
D
D
D
= V
3
4
SSPLL
Crystal
reference
External
reference
Crystal
reference
External
reference
Lower limit
Upper limit
—
Conditions
—
—
—
= 0 V, T
1, 2
—
—
—
—
A
(continued)
= T
–40
95
L
to T
1
min
256
1.6
1.2
16
24
—
4
4
4
4
0
H
)
Value
500
100
1 / f
72.25
Electrical characteristics
max
512
150
3.7
40
80
16
40
80
56
sys
105
150
0.5
MHz
MHz
MHz
MHz
MHz
MHz
MHz
Unit
ns
ns
ns
C
W
95