MC68HC705J MOTOROLA [Motorola, Inc], MC68HC705J Datasheet - Page 75

• Manufacturer Part Number: MC68HC705J
• Description: Microcontrollers
• Manufacturer: MOTOROLA [Motorola, Inc]

MC68HC705J1A — Rev. 4.0
MOTOROLA
IRQ (INTERNAL)
IRQ PIN
IRQ
IRQ
.
.
.
1
n
Interrupt pulse width low (edge-triggered)
Interrupt pulse period
Interrupt pulse width low (edge-triggered)
Interrupt pulse period
1. V
2. The minimum, t
1. V
2. The minimum, t
plus 19
plus 19
Figure 4-5. External Interrupt Timing
DD
DD
t
= 5.0 Vdc 10%, V
= 3.3 Vdc 10%, V
ILIH
Table 4-2. External Interrupt Timing (V
Table 4-3. External Interrupt Timing (V
t
t
cyc
cyc
.
.
Characteristic
Characteristic
Resets and Interrupts
ILIL
ILIL
t
ILIH
, should not be less than the number of interrupt service routine cycles
, should not be less than the number of interrupt service routine cycles
t
ILIL
SS
SS
= 0 Vdc, T
= 0 Vdc, T
A
A
= –40 C to +105 C, unless otherwise noted
= –40 C to +105 C, unless otherwise noted
Symbol
Symbol
t
t
t
t
ILIH
ILIH
ILIL
ILIL
DD
DD
= 5.0 Vdc)
= 3.3 Vdc)
Note
Note
Min
125
Min
250
Resets and Interrupts
(2)
(2)
Technical Data
Max
Max
—
—
—
—
(1)
(1)
Interrupts
Unit
Unit
t
t
ns
ns
cyc
cyc
75