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The list of functions in the 78K0/Kx1 is shown below.
Part Number
Item
Number of pins
Internal
Mask ROM
memory
(KB)
Flash memory
RAM
Power supply voltage
Minimum instruction execution time
Clock
X1 input
Subclock
Internal oscillator
Port
CMOS I/O
CMOS input
CMOS output
N-ch open-drain I/O
Timer
16 bits (TM0)
8 bits (TM5)
8 bits (TMH)
For watch
WDT
Note 3
Serial
3-wire CSI
interface
Automatic transmit/
receive 3-wire CSI
Note 3
UART
UART supporting LIN-bus
10-bit A/D converter
Interrupt
External
Internal
Key return input
Reset
RESET pin
POC
LVI
Clock monitor
WDT
Clock output/buzzer output
Multiplier/divider
ROM correction
Standby function
Operating ambient temperature
Notes 1. If the POC circuit detection voltage (V
range of 3.0 to 5.5 V.
2. If the POC circuit detection voltage (V
range of 3.7 to 5.5 V.
3. Select either of the functions of these alternate-function pins.
CHAPTER 1 INTRODUCTION
78K0/KB1
78K0/KC1
30 pins
44 pins
−
−
8
16/
8/
24/
24
16
32
−
−
24
32
0.5
0.75
0.5
1
μ
0.166
s (when 12 MHz, V
=
DD
4.0 to 5.5 V)
μ
0.2
s (when 10 MHz, V
=
DD
3.5 to 5.5 V)
μ
0.238
s (when 8.38 MHz, V
DD
= 3.0 to 5.5 V)
μ
0.4
s (when 5 MHz, V
= 2.5
DD
to 5.5 V)
−
17
19
4
−
1 ch
1 ch
−
1 ch
−
4 ch
6
7
11
12
−
4 ch
2.85 V ±0.15 V/3.5 V ±0.20 V (selectable by mask option)
2.85 V/3.1 V/3.3 V ±0.15 V/3.5 V/3.7 V/3.9 V/4.1 V/4.3 V ±0.2 V (selectable by software)
−
−
Standard and special (A) grade products: −40 to +85°C
Special (A1) grade products: −40 to +110°C (mask ROM version),
−40 to +105°C (flash memory version)
Special (A2) grade products: −40 to +125°C (mask ROM version)
) is used with 2.85 V ±0.15 V, then use the products in the voltage
POC
) is used with 3.5 V ±0.2 V, then use the products in the voltage
POC
User's Manual U16896EJ2V0UD
78K0/KD1
78K0/KE1
52 pins
64 pins
−
8/
24/
8/
24/
16
32
16
32
−
−
32
0.5
1
0.5
1
Notes 1, 2
V
= 2.5 to 5.5 V
DD
<Connect REGC pin to V
>
DD
μ
0.166
s (when 12 MHz, V
DD
μ
0.2
s (when 10 MHz, V
= 3.5 to 5.5 V)
DD
μ
0.238
s (when 8.38 MHz, V
DD
μ
0.4
s (when 5 MHz, V
= 2.5 to 5.5 V)
DD
2 to 12 MHz
32.768 kHz
240 kHz (TYP.)
26
38
8
1
4
2 ch
2 ch
1 ch
1 ch
−
1 ch
1 ch
8 ch
8
15
16
8 ch
Provided
Provided
Provided
Clock output
only
16 bits × 16 bits, 32 bits ÷ 16 bits
−
HALT/STOP mode
78K0/KF1
80 pins
−
−
−
48/
24/
48/
60
32
60
−
−
32
60
60
2
1
2
= 4.0 to 5.5 V)
= 3.0 to 5.5 V)
54
2 ch
1 ch
2 ch
2 ch
1 ch
2 ch
1 ch
9
9
19
17
20
Provided
−
Provided
21
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