MC68HC705C8A_13 Datasheet, PDF (204/222 Pages) Freescale Semiconductor, Inc – Technical Data

MC68HSC705C8A
Freescale Semiconductor, Inc.
A.5 5.0-Volt High-Speed Control Timing
Characteristic⁽¹⁾
Symbol
Min
Oscillator frequency
Crystal oscillator
External clock
f_OSC
—
dc
Internal operating frequency (f_OSC ÷ 2)
Crystal oscillator
External clock
f_OP
—
dc
Cycle time
t_CYC
250
Input capture pulse width
t_TH, t_TL
65
Interrupt pulse width low (edge-triggered)
t_ILIH
65
OSC1 pulse width
t_OH, t_OL
45
1. V_DD = 5 V ± 10%; V_SS = 0 Vdc, T_A = T_L to T_H, unless otherwise noted
A.6 3.3-Volt High-Speed Control Timing
Characteristic⁽¹⁾
Symbol
Min
Oscillator frequency
Crystal oscillator
External clock
f_OSC
—
dc
Internal operating frequency (f_OSC ÷ 2)
Crystal oscillator
External clock
f_OP
—
dc
Cycle time
t_CYC
476
Input capture pulse width
t_TH, t_TL
125
Interrupt pulse width low (edge-triggered)
t_ILIH
125
OSC1 pulse width
t_OH, t_OL
90
1. V_DD = 3.3 V ± 10%; V_SS = 0 Vdc, T_A = T_L to T_H, unless otherwise noted
Max Unit
8.0
MHz
8.0
4.0
MHz
4.0
—
ns
—
ns
—
ns
—
ns
Max Unit
4.0
MHz
4.0
2.0
MHz
2.0
—
ns
—
ns
—
ns
—
ns
Technical Data
204
MC68HSC705C8A
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MC68HC705C8A — Rev. 3