
4
μ
PD78070AY
FUNCTION DESCRIPTION
Item
Function
Internal memory
ROM
High-speed RAM
No
1024 bytes
Buffer RAM
32 bytes
Memory space
64 Kbytes
8 bits
×
32 registers (8 bits
×
8 registers
×
4 banks)
On-chip minimum instruction execution time variable function
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)
General registers
Minimum instruction execution time
When main system
clock is selected
When subsystem
clock is selected
122
μ
s (@ 32.768-kHz operation)
Instruction set
16-bit operation
Multiply/divide (8 bits
×
8 bits, 16 bits / 8 bits)
Bit manipulation (set, reset, test, Boolean operation)
BCD adjust, etc.
I/O ports
Total
CMOS input
CMOS I/O
N-ch open-drain I/O
8-bit resolution
×
8 channels
8-bit resolution
×
2 channels
3-wire serial I/O/2-wire serial I/O/I
2
C bus mode selectable: 1 channel
3-wire serial I/O mode (on-chip max. 32-byte automatic data transmit/receive
function): 1 channel
3-wire serial I/O/UART mode selectable: 1 channel
: 61
: 2
: 51
: 8
A/D converter
D/A converter
Serial interface
Timer
16-bit timer/event counter: 1 channel
8-bit timer/event counter: 4 channels
Watch timer: 1 channel
Watchdog timer: 1 channel
5 (14-bit PWM output
×
1, 8-bit PWM output
×
2)
19.5 kHz, 39.1 kHz, 78.1 kHz, 156 kHz, 313 kHz, 625 kHz, 1.25 MHz, 2.5 MHz,
5.0 MHz (main system clock: @ 5.0-MHz operation)
32.768 kHz (subsystem clock: @ 32.768-kHz operation)
Timer output
Clock output
Buzzer output
Vectored
interrupt
source
1.2 kHz, 2.4 kHz, 4.9 kHz, 9.8 kHz (main system clock: @ 5.0-MHz operation)
Internal : 15, external : 7
Maskable
Non-maskable
Internal : 1
Software
1
Test input
Internal : 1
Power supply voltage
Package
V
DD
= 2.7 to 5.5 V
100-pin plastic QFP (Fine pitch) (14
×
14 mm, Resin thickness 1.45 mm)
100-pin plastic LQFP (Fine pitch) (14
×
14 mm, Resin thickness 1.40 mm,
under planning)
100-pin plastic QFP (14
×
20 mm, Resin thickness 2.7 mm)