mpc5644a Freescale Semiconductor, Inc, mpc5644a Datasheet - Page 96

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

Electrical characteristics
96
1
2
C
All values given are initial design targets and subject to change.
Considering operation with PLL not bypassed.
V
V
f
JITTER
f
IHEXT
ILEXT
MOD
f
f
t
t
LCK
f
t
—
—
CS
DS
Symbol
cst
lpll
UL
dc
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
(V
C
C
C
T
D
T
D
T
T
C
P
D
D
D
D
D
D
DDPLL
CLKOUT
period
jitter
Crystal start-up time
EXTAL input high voltage
EXTAL input low voltage
XTAL load capacitance
XTAL load capacitance
PLL lock time
Duty cycle of reference
Frequency LOCK range
Frequency un-LOCK range
Modulation Depth
Modulation frequency
= 1.08 V to 3.6 V, V
7,8,9,10
Table 25. PLLMRFM electrical specifications
Preliminary—Subject to Change Without Notice
MPC5644A Microcontroller Data Sheet, Rev. 4
Parameter
11, 15
Peak-to-peak (clock
edge to clock edge)
Long-term jitter
(avg. over 2 ms
interval)
11, 12
16
11
SS
= V
SSPLL
= 0 V, T
f
Crystal Mode
External
Reference
Crystal Mode
External
Reference
Center spread
Down Spread
SYS
Conditions
A
12 MHz
16 MHz
20 MHz
40 MHz
4 MHz
8 MHz
maximum
= T
—
—
—
—
—
—
—
—
L
to T
13, 14
13, 14
13
13
H
)
(continued)
1
V
±0.25
+ 0.4
Vxtal
–0.5
min
/2 +
–18
RC33
0.4
–5
–6
40
–6
—
—
—
—
0
5
5
5
5
5
5
5
Value
Vxtal -
V
V
max
±4.0
–8.0
200
100
RC33
0.4
RC33
/2 -
0.4
Freescale Semiconductor
10
30
30
26
23
19
16
60
18
—
5
6
8
6
% f
% f
% f
% f
Unit
CLKOUT
kHz
ms
pF
pF
pF
ns
s
%
V
V
sys
sys
sys