MC908AZ32ACFU Freescale Semiconductor, MC908AZ32ACFU Datasheet - Page 305

• Manufacturer Part Number: MC908AZ32ACFU
• Description: IC MCU 32K FLASH 8.4MHZ 64-QFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC908AZ32ACFU

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: CAN, SCI, SPI
• Peripherals: LVD, POR, PWM
• Number Of I /o: 40
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 15x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

25.1.10 CGM Acquisition/Lock Time Information
Freescale Semiconductor
Manual Mode Time to Stable
Manual Stable to Lock Time
Manual Acquisition Time
Tracking Mode Entry Frequency
Tolerance
Acquisition Mode Entry Frequency
Tolerance
LOCK Entry Frequency Tolerance
LOCK Exit Frequency Tolerance
Reference Cycles per Acquisition
Mode Measurement
Reference Cycles per Tracking
Mode Measurement
Automatic Mode Time to Stable
Automatic Stable to Lock Time
Automatic Lock Time
PLL Jitter, Deviation of Average Bus
Frequency over 2 ms
K value for automatic mode time to
stable
K value
1. V
2. Conditions for typical and maximum values are for Run mode with f
3. Guaranteed but not tested. Refer to
discharged C
DD
= 5.0 Vdc ± 0.5 V, V
Description
F
= 15 nF, V
(3)
(1)
SS
DD
= 0 Vdc, T
= 5Vdc.
Chapter 8 Clock Generator Module (CGM)
Symbol
D
t
D
t
D
D
n
n
t
t
A
LOCK
LOCK
K
LOCK
K
MC68HC908AZ32A Data Sheet, Rev. 2
ACQ
ACQ
t
t
ACQ
UNT
TRK
TRK
UNL
AL
AL
acq
= -40C to T
trk
n
n
ACQ
TRK
± 6.3
± 0.9
A
Min
—
—
—
—
—
—
—
—
0
0
0
(MAX), unless otherwise noted.
/f
/f
XCLK
XCLK
(f
(f
CGMXCLK
CGMXCLK
(f
(f
(4 x V
(8 x V
XCLK
(4 x V
XCLK
(8 x V
CGMXCLK
t
ACQ
Typ
0.004
0.65
128
0.2
32
—
—
—
—
—
x K
x K
DDA
DDA
DDA
+t
DDA
(2)
x K
x K
AL
ACQ)
TRK
) /
) /
) /
) /
= 8MHz, f
ACQ)
TRK
)
for guidance on the use of the PLL.
)
x (.025%)
± (f
Max
x (N/4)
BUSDES
± 3.6
± 7.2
± 0.9
± 1.8
25
CRYS
—
—
—
—
—
—
—
—
(2)
)
= 8MHz, N = 4, L = 7,
Electrical Specifications
Unit
ms
Hz
—
—
—
—
%
%
%
%
s
s
s
s
s
If C
Correctly
If C
Correctly
If C
Correctly
If C
Correctly
N = VCO Freq.
Mult.
F
F
F
F
Notes
Chosen
Chosen
Chosen
Chosen
305