MC9S12HY64 Datasheet, PDF (742/792 Pages) Freescale Semiconductor, Inc – S12 Microcontrollers

Electrical Characteristics
A.8 Electrical Characteristics for the Oscillator (OSCLCP)
Table A-20. OSCLCP Characteristics
Conditions are shown in Table A-4 unless otherwise noted
Num C
Rating
Symbol
Min Typ Max
Unit
1 C Crystal oscillator range
f_OSC
4.0
16
MHz
2 P Startup Current
i_OSC
100
µA
3a C _{Oscillator start-up time (LCP, 4MHz)}⁽¹⁾
t_UPOSC
—
2
10
ms
3b C _{Oscillator start-up time (LCP, 8MHz)}¹
t_UPOSC
—
1.6
8
ms
3c C _{Oscillator start-up time (LCP, 16MHz)}¹
t_UPOSC
—
1
5
ms
4 P Clock Monitor Failure Assert Frequency
f_CMFA
200
400
1000
KHz
5 D Input Capacitance (EXTAL, XTAL pins)
C_IN
7
pF
6 C EXTAL Pin Input Hysteresis
V_HYS,EXTAL
—
180
—
mV
7
C
EXTAL Pin oscillation amplitude (loop
controlled Pierce)
V_PP,EXTAL
—
0.9
—
V
1. These values apply for carefully designed PCB layouts with capacitors that match the crystal/resonator requirements.
A.9 Reset Characteristics
Table A-21. Reset and Stop Characteristics
Conditions are shown in Table A-4 unless otherwise noted
Num C
Rating
Symbol
Min
Typ
1 C Reset input pulse width, minimum input time
PW_RSTL
2
2 C Startup from Reset
n_RST
768
3 C STOP recovery time
t_{STP_REC}
50
Max
Unit
t_VCORS
T
t_VCORS
T
µs
MC9S12HY/HA-Family Reference Manual, Rev. 1.04
742
Freescale Semiconductor