Datasheet
78K0/Ix2 CHAPTER 28 ELECTRICAL SPECIFICATIONS
R01UH0010EJ0500 Rev.5.00 693
Feb 28, 2012
Caution The pins mounted depend on the product. Refer to Caution 2 at the beginning of this chapter.
28.2.2 Internal High-speed Oscillator Characteristics
(T
A = 40 to +105C, 2.7 V VDD 5.5 V, VSS = AVSS = 0 V)
Resonator Parameter Conditions MIN. TYP. MAX. Unit
TA = 20 to +70C 2 % Oscillation frequency (fIH
= 4 MHz) deviation
Notes 1,
2
T
A = 40 to +105C 3 %
TA = 40 to +85C 3 % Oscillation frequency (fIH
= 8 MHz) deviation
Notes 1,
2
RSTS
= 1
T
A = 40 to +105C 5 %
In low power consumption
mode (RMC = 56H)
1.86 4.2 7.42 MHz
Internal high-speed
oscillator
Oscillation frequency
(f
IH)
Note 1
RSTS
= 0
In normal power mode (RMC =
00H)
2.2 5.0 8.7 MHz
Notes 1. Indicates only oscillator characteristics. Refer to AC Characteristics for instruction execution time.
2. Internal high-speed oscillation frequency (4 MHz or 8 MHz) is set by the option byte. Refer to CHAPTER 24
OPTION BYTE.
28.2.3 Internal Low-speed Oscillator Characteristics
(T
A = 40 to +105C, 2.7 V VDD 5.5 V, VSS = AVSS = 0 V)
Resonator Parameter Conditions MIN. TYP. MAX. Unit
In low power consumption
mode (RMC = 56H)
25.5 30 34.5 kHzInternal low-speed
oscillator
Oscillation clock frequency (fIL)
In normal power mode (RMC =
00H)
27 30 33 kHz
28.2.4 PLL Characteristics
(TA = 40 to +105C, 2.7 V VDD 5.5 V, VSS = AVSS = 0 V)
Parameter Symbol Conditions MIN. TYP. MAX. Unit
High-speed system clock is selected (fX = 4 MHz) 3.92 4.00 4.08 MHz
TA = 20 to +70C 3.92 4.00 4.08 MHz
PLL input clock
frequency
fPLLIN
Internal high-speed oscillation
clock is selected (f
IH = 4 MHz)
T
A = 40 to +105C 3.88 4.00 4.12 MHz
PLL output clock
frequency
fPLL fPLLIN 10 MHz
More than 160 clocks 0.049 0.05 %fPLLTA = 20 to +70C
More than 400 clocks 0.0029 0.03 %f
PLL
More than 160 clocks 0.049 0.13 %fPLL
Long-term jitter
TLJ fPLL = 40 MHz
T
A = 40 to +105C
More than 400 clocks 0.0029 0.10 %f
PLL