Microcomputer
8/16-Bit Single Chip Microcomputer
s
78K/0 series (General purpose with I
2
C bus interface series)
Type number
Number of instruction
Instruc-
tion
cycle
Main system clock
Sub system clock
µ
PD78052Y
µ
PD78053Y
µ
PD78054Y
µ
PD78P054Y
µ
PD78055Y
µ
PD78056Y
µ
PD78058Y
µ
PD78P058Y
63
0.4
µ
s, 0.8
µ
s, 1.6
µ
s, 3.2
µ
s, 6.4
µ
s 12.8
µ
s (5.0 MHz operation)
122
µ
s (32.768 kHz operation)
8-bit
∞
8
∞
4 banks
16K bytes
512 bytes
24K bytes
32K bytes
40K bytes
1024 bytes
32 bytes
1024 bytes
15
8
2
63
4
16-bit timer
∞
1
8-bit timer
∞
2
Watch timer
∞
1
Watchdog timer
∞
1
Clock synchronized with I
2
C bus interface function
∞
1 ch
Clock synchronized with automatic TX/RX function
∞
1 ch
Clock synchronized or UART
∞
1 ch
8-bit
∞
8 ch
8-bit
∞
2 ch
2.0 to 6.0 V
• 80-pin plastic QFP ( 12 mm)
• 80-pin plastic QFP ( 14 mm)
• 80-pin
plastic QFP
( 12 mm)
• 80-pin
plastic QFP
( 14 mm)
• 80-pin
ceramic
WQFN
( 14 mm)
General register
ROM size
Internal high speed
RAM
Internal
memory
Buffer RAM size
Internal extended
RAM
Inter-
rupt
Internal source
External source
CMOS input
I/O
port
CMOS input/output
N-ch open-drain I/O
48K bytes
60K bytes
Timer/Counter
Serial interface
A/D converter
D/A converter
Operation voltage
• 80-pin plastic QFP ( 14 mm)
Package
• 80-pin
plastic QFP
( 14 mm)
• 80-pin
ceramic
WQFN
( 14 mm)
37