MC68HC908AB32CFU Freescale Semiconductor, MC68HC908AB32CFU Datasheet - Page 384

• Manufacturer Part Number: MC68HC908AB32CFU
• Description: IC MCU 8MHZ 32K FLASH 64-QFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908AB32CFU

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI
• Peripherals: POR, PWM
• Number Of I /o: 51
• 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 8x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Electrical Specifications
23.12.3 CGM Acquisition/Lock Time Information
Technical Data
384
Notes:
Manual mode time to stable
Manual stable to lock time
Manual acquisition time
Tracking mode entry
Acquisition mode entry
LOCK entry freq. tolerance
LOCK exit freq. tolerance
Reference cycles per
Reference cycles per
Automatic mode time
Automatic stable to lock time
Automatic lock time
PLL jitter, deviation of
1. V
2. GBNT guaranteed but not tested.
frequency tolerance
frequency tolerance
Acquisition mode
measurement
Tracking mode
measurement
to stable
average bus frequency
over 2 ms
DD
Description
= 5.0 Vdc
±
10%, V
(1)
SS
= 0 Vdc, T
Symbol
D
D
D
D
n
n
t
t
t
t
LOCK
ACQ
Lock
ACQ
Lock
t
t
ACQ
TRK
TRK
UNT
UNL
AL
AL
A
= T
L
n
n
to T
Electrical Specifications
ACQ
TRK
± 6.3%
± 0.9%
Min
H
—
—
—
—
—
—
0
0
0
/f
/f
, unless otherwise noted.
XCLK
XCLK
(8 × V
(4 × V
(4 × V
(8 × V
DDA
DDA
DDA
t
t
ACQ
ACQ
DDA
)/(f
)/(f
)/(f
K
Typ
128
ACQ)
—
—
—
—
32
—
XCLK
XCLK
XCLK
+t
+ t
)/(f
AL
AL
XCLK
× K
× K
× K
ACQ)
TRK
×
TRK
)
)
MC68HC908AB32
× (.025%)
± (f
± 3.6%
± 7.2%
± 0.9%
± 1.8%
× (N/4)
Freescale Semiconductor
Max
CRYS
—
—
—
—
—
—
—
)
If C
If C
If C
If C
N = VCO
correctly
correctly
Correctly
Correctly
Freq. Mult.
(GBNT)
F
F
F
F
Notes
—
chosen
chosen
Chosen
Chosen
Rev. 1.1
(2)