MC68HC908QY1MDW Freescale Semiconductor, MC68HC908QY1MDW Datasheet - Page 153

• Manufacturer Part Number: MC68HC908QY1MDW
• Description: 8-bit Microcontrollers - MCU 8 Bit 8MHz
• Manufacturer: Freescale Semiconductor

Specifications of MC68HC908QY1MDW

• Product Category: 8-bit Microcontrollers - MCU
• Rohs: yes
• Core: HC08
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 8 MHz
• Program Memory Size: 1.5 KB
• Data Ram Size: 128 B
• On-chip Adc: No
• Operating Supply Voltage: 3.3 V to 5.5 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: SOIC-16
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 13
• Number Of Timers: 2
• Program Memory Type: Flash
• Factory Pack Quantity: 47
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 2.7 V

16.7 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. 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
SS
)
= 0 Vdc, T
MC68HC908QY/QT Family Data Sheet, Rev. 6
A
Figure 16-3. RST and IRQ Timing
(1)
= T
L
to T
H
t
t
ILIH
RL
; timing shown with respect to 20% V
t
ILIL
f
Symbol
OP
t
t
t
t
ILIH
ILIL
cyc
(f
RL
Bus
)
Note
DD
Min
125
100
100
—
and 70% V
(2)
cyc
SS
Max
—
—
—
—
8
5-V Control Timing
.
, unless otherwise
MHz
Unit
t
ns
ns
ns
cyc
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