MC908QB8CDTE Freescale Semiconductor, MC908QB8CDTE Datasheet - Page 211

• Manufacturer Part Number: MC908QB8CDTE
• Description: IC MCU 8BIT 8K FLASH 16-TSSOP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC908QB8CDTE

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI
• Peripherals: LVD, POR, PWM
• Number Of I /o: 13
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 10x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 16-TSSOP
• Processor Series: HC08QB
• Core: HC08
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: 3-Wire/ESCI/SPI/UART
• Number Of Programmable I/os: 13
• Number Of Timers: 4
• Operating Supply Voltage: 3 V to 5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: FSICEBASE, M68CBL05AE, DEMO908QB8, DEMO908QC16
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10-ch x 10-bit
• For Use With: DEMO908QB8 - BOARD DEMO FOR MC68HC908QB8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

18.7 5-V Control Timing
Freescale Semiconductor
Internal operating frequency
Internal clock period (1/f
RST input pulse width low
IRQ interrupt pulse width low (edge-triggered)
IRQ interrupt pulse period
1. V
2. Values are based on characterization results, not tested in production.
3. The minimum period is the number of cycles it takes to execute the interrupt service routine plus 1 t
noted.
DD
= 4.5 to 5.5 Vdc, V
RST
IRQ
OP
Characteristic
(2)
(2)
SS
)
= 0 Vdc, T
A
Figure 18-3. RST and IRQ Timing
(1)
= T
MC68HC908QB8 Data Sheet, Rev. 3
L
(2)
to T
t
H
t
ILIH
RL
; timing shown with respect to 20% V
t
ILIL
Symbol
(f
t
t
t
f
BUS
t
ILIH
ILIL
OP
cyc
RL
)
Note
Min
DD
125
100
100
—
(3)
and 70% V
cyc
Max
SS
—
—
—
—
8
5-V Control Timing
.
, unless otherwise
MHz
Unit
t
ns
ns
ns
cyc
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