Datasheet

78K0/Kx2-L CHAPTER 28 ELECTRICAL SPECIFICATIONS
R01UH0028EJ0400 Rev.4.00 742
Sep 27, 2010
Caution The pins mounted depend on the product. Refer to Caution 2 at the beginning of this chapter.
Internal High-speed Oscillator Characteristics
(T
A = −40 to +85°C, 1.8 V ≤ VDD ≤ 5.5 V, VSS = AVSS = 0 V)
Resonator Parameter Conditions MIN. TYP. MAX. Unit
TA = −20 to +70°C ±2 % Oscillation frequency (fIH = 4
MHz) deviation
Notes 1, 2
T
A = −40 to +85°C ±3 %
Oscillation frequency (fIH = 8
MHz) deviation
Notes 1, 2
RSTS = 1
T
A = −40 to +85°C ±3 %
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)
1.86 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.
Internal Low-speed Oscillator Characteristics
(T
A = −40 to +85°C, 1.8 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 kHz
2.7 V ≤ VDD ≤ 5.5 V 27 30 33 kHz
Internal low-speed
oscillator
Oscillation
frequency (f
IL)
In normal power
mode (RMC =
00H)
1.8 V ≤ V
DD < 5.5 V 25.5 30 34.5 kHz