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CHAPTER 1 INTRODUCTION
User’s Manual U16890EJ1V0UD
23
The function list of the 78K0/Kx1 is shown below.
Product Name
Item
78K0/KB1
78K0/KC1
78K0/KD1
78K0/KE1
78K0/KF1
Number of pins
30 pins
44 pins
52 pins
64 pins
80 pins
Mask ROM
8 K
16 K/
24 K
8 K/
16 K
24 K/
32 K
8 K/
16 K
24 K/
32 K
8 K/
16 K
24 K/
32 K
48 K/
60 K
24 K/
32 K
48 K/
60 K
Flash memory
24 K
32 K
32 K
32 K
60 K
60 K
Internal
memory
(byte)
RAM
512
768
512
1 K
512
1 K
512
1 K
2 K
1 K
2 K
Supply voltage
V
DD
= 2.7 to 5.5 V
Minimum instruction execution
time
0.2
μ
s (10 MHz, when V
DD
= 4.0 to 5.5 V)
0.24
μ
s (8.38 MHz, when V
DD
= 3.3 to 5.5 V)
0.4
μ
s (5 MHz, when V
DD
= 2.7 to 5.5 V)
<REGC pin connected to V
DD
>
0.2
μ
s (10 MHz, when V
DD
= 4.0 to 5.5 V)
0.24
μ
s (8.38 MHz, when V
DD
= 3.3 to 5.5 V)
0.4
μ
s (5 MHz, when V
DD
= 2.7 to 5.5 V)
X1 input
2 to 10 MHz
Sub
32.768 kHz
RC
Clock
Ring-OSC
240 kHz (TYP.)
CMOS I/O
17
19
26
38
54
CMOS input
4
8
CMOS output
1
Port
N-ch open-drain I/O
4
16-bit (TM0)
1 ch
2 ch
1 ch
2 ch
8-bit (TM5)
1 ch
2 ch
8-bit (TMH)
2 ch
Watch
1 ch
Timer
WDT
1 ch
3-wire CSI
Note
1 ch
2 ch
1 ch
2 ch
Automatic transmit/
receive 3-wire CSI
1 ch
UART
Note
1 ch
Serial
interface
UART supporting
LIN-bus
1 ch
10-bit A/D converter
4 ch
8 ch
External
6
7
8
9
9
Interrupt
Internal
11
12
15
16
19
17
20
Key return input
4 ch
8 ch
RESET pin
Provided
POC
2.85 V
±
0.15 V/3.5 V
±
0.20 V (selectable by a mask option)
LVI
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)
Clock monitor
Provided
Reset
WDT
Provided
Clock output/buzzer output
Clock output
Provided
Multiplier/divider
16 bits
×
16 bits, 32 bits
÷
16 bits
ROM correction
Provided
Standby function
HALT/STOP mode
Operating ambient temperature
Standard products, special grade (A) products:
40 to +85
°
C
Special grade (A1) products:
40 to +110
°
C (mask ROM version),
40 to +105
°
C (flash memory version)
Special grade (A2) products:
40 to +125
°
C (mask ROM version)
Note
If the pin is an alternate-function pin, either function is selected for use.