UPD784224 Datasheet, PDF (8/92 Pages) NEC – 16/8-BIT SINGLE-CHIP MICROCONTROLLERS

µPD784224, 784225, 784224Y, 784225Y
2. MAJOR DIFFERENCES BETWEEN µPD784216Y SUBSERIES AND µPD780058Y SUBSERIES
Item
Series Name
µPD784225, 784225Y
Subseries
µPD784216Y Subseries µPD780058Y Subseries
CPU
16-bit CPU
8-bit CPU
Minimum
instruction
execution time
With main system
clock selected
With subsystem
clock
160 ns (at 12.5 MHz)
61 µs (at 32.768 kHz)
400 ns (at 5.0 MHz)
122 µs (at 32.768 kHz)
Memory space
1 Mbytes
64 Kbytes
I/O port
Total
67 pins
86 pins
68 pins
CMOS input
8 pins
8 pins
2 pins
CMOS I/O
59 pins
72 pins
62 pins
N-ch open-drain I/O
−
6 pins
4 pins
Pins with
ancillary
function^{Note 1}
Pins with pull-up
resistor
LED direct drive
output
57 pins
16 pins
70 pins
22 pins
66 pins (flash memory
model: 62 pins)
12 pins
Medium-voltage pin
−
6 pins
4 pins
Timer/counter
• 16-bit timer/event counter
× 1 unit
• 8-bit timer/event counter
× 4 units
• 16-bit timer/event counter
× 1 unit
• 8-bit timer/event counter
× 6 units
• 16-bit timer/event counter
× 1 unit
• 8-bit timer/event counter
× 2 units
Serial interface
• UART/IOE (3-wire serial I/O) × 2 channels
• CSI (3-wire serial I/O, multi-master supporting I²C
bus^{Note 2}) × 1 channel
• UART (time-division transfer
function)/IOE (3-wire
serial I/O) × 2 channels
• CSI (3-wire serial I/O,
2-wire serial I/O,
I²C bus) × 1 channel
• CSI (3-wire serial I/O
with automatic
transmission/reception
function) × 1 channel
Interrupt
NMI pin
Provided
None
Macro service
Provided
None
Context switching Provided
None
Programmable priority 4 levels
2 levels
Standby function
• HALT/STOP/IDLE mode
• Power-saving mode: HALT/IDLE Mode
HALT/STOP mode
ROM correction
Provided
None
Provided
Package
• 80-pin plastic QFP
(14 × 14 mm)
• 80-pin plastic TQFP
(fine pitch) (12 × 12 mm)
• 100-pin plastic QFP
(fine pitch) (14 × 14 mm)
• 100-pin plastic QFP
(14 × 20 mm)
• 80-pin plastic QFP
(14 × 14 mm)
• 80-pin plastic TQFP
(fine pitch) (12 × 12 mm)
Notes 1. Pins with ancillary function are included in the I/O pins.
2. µPD784225Y and 784216Y Subseries only
8
Data Sheet U12376EJ1V0DS00