MC9RS08KA2_08 Datasheet, PDF (117/136 Pages) Freescale Semiconductor, Inc – RS08 Microcontrollers

Appendix A Electrical Characteristics
Figure 12-15. Typical Run I_DD vs. V_DD for FEI mode
A.7 Analog Comparator (ACMP) Electricals
Table A-6. Analog Comparator Electrical Specifications
Characteristic
Symbol
Min
Typical
Max
Unit
Supply voltage
V_DD
1.80
—
5.5
V
Analog input voltage
Analog source impedance
Analog input offset voltage¹
Analog Comparator hysteresis¹
Analog Comparator bandgap reference voltage¹
Supply current (active)¹
V_AIN
R_AS
V_AIO
V_H
V_BG
I_DDAC
V_SS – 0.3
—
—
3.0
1.155
—
—
—
20
9.0
1.190
20
V_DD
V
10
kΩ
40
mV
15.0
mV
1.230
V
35
μA
Analog input leakage current¹
I_ALKG
—
—
1.0
μA
Analog Comparator initialization delay¹
t_AINIT
—
—
1.0
μs
1 _{These data are characterized but not production tested. Measurements are made with the device entered STOP mode.}
A.8 Internal Clock Source Characteristics
Table A-7. Internal Clock Source Specifications
Characteristic
Average internal reference frequency — factory trimmed at
V_DD = 5 V and temperature = 25°C
Average internal reference frequency - untrimmed
Average internal reference frequency - trimmed
DCO output frequency range - untrimmed
DCO output frequency range - trimmed
Resolution of trimmed DCO output frequency
at fixed voltage and temperature
Total deviation of trimmed DCO output frequency
over voltage and temperature
FLL acquisition time^2,3
Symbol
f_{int_ft}
f_{int_ut}
f_{int_t}
f_{dco_ut}
f_{dco_t}
Δf_{dco_res_t}
Δf_{dco_t}
t_acquire
Min
—
25
31.25
12.8
16
—
—
—
Typ¹
20
31.25
31.25
16
16
—
—
—
Max
—
41.66
39.0625
21.33
20
±0.2
±2
1
Unit
MHz
kHz
kHz
MHz
MHz
%f_dco
%f_dco
ms
MC9RS08KA2 Series Data Sheet, Rev. 4
Freescale Semiconductor
117