7.15 High-Frequency Oscillator
Typical values stated where TA = 25°C and VCC = VCC = 14.4 V, minimum and maximum values stated where TA = –40°C to 85°C and VCC = VCC = 3.8 V to 25 V (unless otherwise noted)
PARAMETER |
TEST CONDITIONS |
MIN |
TYP |
MAX |
UNIT |
f(OSC) |
Operating frequency of CPU clock |
|
|
2.097 |
|
MHz |
f(EIO) |
Frequency error(1) |
TA = –20°C to 70°C |
–2% |
±0.25% |
2% |
|
TA = –40°C to 85°C |
–3% |
±0.25% |
3% |
t(SXO) |
Start-up time(2) |
TA = –25°C to 85°C |
|
3 |
6 |
ms |
(1) The frequency drift is included and measured from the trimmed frequency at VCC = VCC = 14.4 V, TA = 25°C.
(2) The start-up time is defined as the time it takes for the oscillator output frequency to be ±3% when the device is already powered.