MC9S08QG4CFQE Freescale Semiconductor, MC9S08QG4CFQE Datasheet - Page 269

• Manufacturer Part Number: MC9S08QG4CFQE
• Description: IC MCU 4K FLASH 8MHZ 8-QFN-D
• Manufacturer: Freescale Semiconductor
• Series: HCS08r

Specifications of MC9S08QG4CFQE

• Core Processor: HCS08
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SCI, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 4
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-DFN
• Processor Series: S08QG
• Core: HCS08
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: SCI/SPI
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 4
• Number Of Timers: 1
• Operating Supply Voltage: 1.8 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWS08
• Development Tools By Supplier: DEMO9S08QG8E
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 4-ch x 10-bit
• Package: 8DFN EP
• Family Name: HCS08
• Maximum Speed: 20 MHz
• Lead Free Status / RoHS Status: Request inventory verification / Request inventory verification
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

For most applications, P
(if P
Solving
where K is a constant pertaining to the particular part. K can be determined from equation 3 by measuring
P
solving
Freescale Semiconductor
D
(at equilibrium) for a known T
I/O
P
P
int
I/O
is neglected) is:
Equation A-1
Equation A-1
= I
= Power dissipation on input and output pins — user determined
DD
× V
DD
, Watts — chip internal power
and
and
I/O
Equation A-2
Equation A-2
<< P
MC9S08QG8 and MC9S08QG4 Data Sheet, Rev. 5
K = P
int
A
and can be neglected. An approximate relationship between P
. Using this value of K, the values of P
D
P
× (T
D
iteratively for any value of T
for K gives:
= K ÷ (T
A
+ 273°C) + θ
J
+ 273°C)
JA
× (P
D
)
2
A
.
D
Appendix A Electrical Characteristics
and T
J
can be obtained by
D
Eqn. A-2
Eqn. A-3
and T
267
J