MC68HC705J1ACPE Datasheet, PDF (127/162 Pages) Freescale Semiconductor, Inc – Freescale Semiconductor, Inc.

Freescale Semiconductor, Inc.
Electrical Specifications
3.3-Volt Control Timing
10.13 3.3-Volt Control Timing
Characteristic⁽¹⁾
Symbol
Min
Max
Unit
Oscillator frequency
Crystal oscillator option
External clock source
f_osc
—
2.0
MHz
dc
2.0
Internal operating frequency (f_osc ÷ 2)
Crystal oscillator
External clock
f_op
—
1.0
MHz
dc
1.0
Cycle time (1 ÷ f_OP)
RESET pulse width low
t_cyc
1000
—
ns
t_RL
1.5
—
t_cyc
IRQ interrupt pulse width low (edge-triggered)
t_ILIH
1.5
—
t_cyc
IRQ interrupt pulse width low (edge- and level-triggered)
t_ILIL
1.5
Note⁽²⁾
t_cyc
PA0–PA3 interrupt pulse width high (edge-triggered)
t_IHIL
1.5
—
t_cyc
PA0–PA3 interrupt pulse width (edge- and level-triggered)
t_IHIH
1.5
Note⁽²⁾
t_cyc
OSC1 pulse width
t_OH, t_OL
400
—
ns
1. V_DD = 3.3 Vdc ± 10%, V_SS = 0 Vdc, TA = –40°C to +105°C, unless otherwise noted
2. The maximum width, t_ILIL or t_ILIH, should not be more than the number of cycles it takes to execute the interrupt service
routine plus 19 t_cyc or the interrupt service routine will be re-entered.
MC68HC705J1A — Rev. 4.0
Electrical Specifications
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