Z8 Encore!® Motor Control Flash MCUs
Product Specification
266
Table 142 provides electrical characteristics and timing information for the External RC
Oscillator.
Table 142. External RC Oscillator Electrical Characteristics and Timing
T = –40ºC to 105ºC
A
1
Symbol Parameter
Minimum Typical
Maximum Units Conditions
1
V
Operating voltage
2.70
40
0
—
45
20
—
—
200
1000
4
V
DD
range
R
C
External resistance
K¾
pF
EXT
EXT
OSC
from X to V
IN
DD
External capacitance
from X to V
IN
SS
F
External RC oscillation
frequency
—
MHz
Note:
1. When using the external RC oscillator mode, the oscillator may stop oscillating if the power supply drops below
2.7V, but before the power supply drops to the voltage brown-out threshold. The oscillator will resume oscillation
as soon as the supply voltage exceeds 2.7V..
Table 143 provides electrical characteristics and timing information for the Internal Preci-
sion Oscillator.
Table 143. Internal Precision Oscillator Electrical Characteristics and Timing
T = –40ºC to 105ºC
A
Symbol Parameter
Minimum
5.308
Typical Maximum Units Conditions
1
F
Output frequency
Supply current
5.5296
1.6
5.75
MHz
mA
Of
I
V
= 3.3V.
DD
CC
Note:
1. The frequency is factory programmed.
Electrical Characteristics
P R E L I M I N A R Y
PS024604-1005
ZILOG [ ZILOG, INC. ]
