MC56F8345 Freescale Semiconductor, Inc, MC56F8345 Datasheet - Page 142

• Manufacturer Part Number: MC56F8345
• Description: 56f8300 16-bit Digital Signal Controllers
• Manufacturer: Freescale Semiconductor, Inc

10.7 Crystal Oscillator Timing
10.8 Reset, Stop, Wait, Mode Select, and Interrupt Timing
142
Crystal Start-up time
Resonator Start-up time
Crystal ESR
Crystal Peak-to-Peak Jitter
Crystal Min-Max Period Variation
Resonator Peak-to-Peak Jitter
Resonator Min-Max Period Variation
Bias Current, high-drive mode
Bias Current, low-drive mode
Quiescent Current, power-down mode
1. In the formulas, T = clock cycle. For an operating frequency of 60MHz, T = 16.67ns. At 8MHz (used during Reset and
2. Parameters listed are guaranteed by design.
3. This is the minimum time required after the PLL set up is changed to ensure reliable operation.
Minimum RESET Assertion Duration
Edge-sensitive Interrupt Request Width
IRQA, IRQB Assertion to General Purpose
Output Valid, caused by first instruction
execution in the interrupt service routine
IRQA Width Assertion to Recover from Stop
State
Stop modes), T = 125ns.
3
Characteristic
Table 10-16 Reset, Stop, Wait, Mode Select, and Interrupt Timing
Characteristic
Table 10-15 Crystal Oscillator Parameters
56F8345 Technical Data, Rev. 17
Symbol
I
I
R
BIASH
BIASL
T
T
T
T
T
I
T
ESR
PD
CS
RS
PV
RP
RJ
D
t
IG
Symbol
t
- FAST
t
IRW
t
t
RA
IW
IG
0.12
Min
0.1
70
—
—
—
—
—
—
4
Typical
1.5T
1.5T
Min
16T
18T
14T
0.18
Typ
250
80
—
—
—
—
—
5
0
Typical
Max
—
—
—
—
—
Max
120
250
300
300
290
110
1.5
10
1
1
Unit
ns
ns
ns
ns
Freescale Semiconductor
ohms
Unit
ms
ms
μA
μA
μA
ps
ns
ps
ps
1,2
See Figure
10-4
10-5
10-6
10-8
Preliminary