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參數(shù)資料
| 型號： | UPD784225Y |
| 廠商： | NEC Corp. |
| 英文描述： | 16/8-BIT SINGLE-CHIP MICROCONTROLLERS |
| 中文描述： | 16/8-BIT單晶片微控制器 |
| 文件頁數(shù)： | 4/92頁 |
| 文件大?。?/td> | 687K |
| 代理商： | UPD784225Y |
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4
μ
PD784224, 784225, 784224Y, 784225Y
Data Sheet U12376EJ1V0DS00
FUNCTIONS
Part Number
μ
PD784224,
μ
PD784224Y
μ
PD784225,
μ
PD784225Y
Item
Number of basic instructions
(mnemonics)
General-purpose register
Minimum instruction execution
time
Internal
memory
113
8 bits
×
16 registers
×
8 banks, or 16 bits
×
8 registers
×
8 banks (memory mapping)
160 ns/320 ns/640 ns/1,280 ns/2,560 ns (main system clock: f
XX
= 12.5 MHz)
61
μ
s (subsystem clock: f
XT
= 32.768 kHz)
96 Kbytes
3,584 bytes
1 MB with program and data spaces combined
67
8
59
57
ROM
RAM
128 Kbytes
4,352 bytes
Memory space
I/O port
Total
CMOS Input
CMOS I/O
Pins with pull-up
resistor
LEDs direct
drive output
16
Real-time output port
Timer
4 bits
×
2, or 8 bits
×
1
Timer/event counter
(16-bit)
: Timer counter
×
1
Capture/compare register
×
2
Pulse output
PWM/PPG output
Square wave output
One-shot pulse output
Pulse output
PWM output
Square wave output
Pulse output
PWM output
Square wave output
Timer/event counter 1 : Timer counter
×
1
(8-bit)
Compare register
×
1
Timer/event counter 2 : Timer counter
×
1
(8-bit)
Compare register
×
1
Timer 5
(8-bit)
Timer 6
(8-bit)
UART/IOE (3-wire serial I/O): 2 channels (
on-chip baud rate generator
)
CSI (3-wire serial I/O, I
2
C bus
Note 2
supporting multi master): 1 channel
8-bit resolution
×
8 channels
8-bit resolution
×
2 channels
Selectable from f
XX
, f
XX
/2, f
XX
/2
2
, f
XX
/2
3
, f
XX
/2
4
, f
XX
/2
5
, f
XX
/2
6
, f
XX
/2
7
, f
XT
Selectable from f
XX
/2
10
, f
XX
/2
11
, f
XX
/2
12
, f
XX
/2
13
1 channel
1 channel
HALT/STOP/IDLE mode
In power-saving mode (with subsystem clock): HALT/IDLE mode
25 (internal: 18, external: 7)
BRK instruction, BRKCS instruction, operand error
Internal: 1, external: 1
Internal: 17, external: 6
4 programmable priority levels
3 service modes: vectored interrupt/macro service/context switching
V
DD
= 1.8 to 5.5 V
80-pin plastic QFP(14
×
14 mm)
80-pin plastic TQFP (fine pitch) (12
×
12 mm)
: Timer counter
×
1
Compare register
×
1
: Timer counter
×
1
Compare register
×
1
Serial interface
A/D converter
D/A converter
Clock output
Buzzer output
Watch timer
Watchdog timer
Standby
Interrupt
Hardware
Software
Non-maskable
Maskable
Supply voltage
Package
Notes 1.
The pins with ancillary functions are included in the I/O pins.
2.
μ
PD784225Y Subseries only
Pins with
ancillary
functions
Note 1
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