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參數(shù)資料
| 型號(hào)： | μPD78P054 |
| 廠商： | NEC Corp. |
| 元件分類： | 8位微控制器 |
| 英文描述： | 8 Bit Single Chip Microcontrollers |
| 中文描述： | 8位單片機(jī)微控制器 |
| 文件頁數(shù)： | 5/86頁 |
| 文件大小： | 502K |
| 代理商： | ΜPD78P054 |
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5
μ
PD78P054, 78P058
FUNCTION DESCRIPTION
Part Number
μ
PD78P054
μ
PD78P058
Item
Internal memory
PROM
32 Kbytes
Note 1
60 Kbytes
Note 1
High-speed RAM
1024 bytes
Note 1
Buffer RAM
32 bytes
Expansion RAM
None
1024 bytes
Note 2
Memory space
64 Kbytes
General register
8 bits
×
32 registers (8 bits
×
8 registers
×
4 banks)
Minimum instruction execution time
Minimum instruction execution time is variable.
When main system clock is selected
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)
When subsystem clock is selected
122
μ
s (@ 32.768-kHz operation)
Instruction set
16-bit operation
Multiply/divide (8-bit
×
8-bit, 16-bit
÷
8-bit)
Bit manipulation (set, reset, test, Boolean operation)
BCD adjust, etc.
I/O port
Total
CMOS input
CMOS input/output
N-ch open-drain input/output :
: 69
:
: 63
2
4
A/D converter
8-bit resolution
×
8 ch
D/A converter
8-bit resolution
×
2 ch
Serial interface
3-wire serial I/O, SBI, or 2-wire serial I/O mode selectable
3-wire serial I/O mode (with on-chip max. 32-byte automatic
transmit/receive function)
3-wire serial I/O or UART mode selectable
: 1 ch
: 1 ch
: 1 ch
Timer
16-bit timer/event counter : 1 ch
8-bit timer/event counter : 2 ch
Watch timer
Watchdog timer
: 1 ch
: 1 ch
Timer output
3 pins (14-bit PWM output: 1 pin)
Clock output
19.5 kHz, 39.1 kHz, 78.1 kHz, 156 kHz, 313 kHz, 625 kHz, 1.25 MHz, 2.5 MHz,
and 5.0 MHz (@ 5.0-MHz operation with main system clock)
32.768 kHz (@ 32.768-kHz operation with subsystem clock)
Buzzer output
1.2 kHz, 2.4 kHz, 4.9 kHz and 9.8 kHz (@ 5.0-MHz operation with main system clock)
Vectored
interrupt
source
Maskable
Internal: 13, external: 7
Non-maskable
Internal: 1
Software
1
Test input
Internal: 1, external: 1
Supply voltage
V
DD
= 2.0 to 6.0 V
Operating ambient temperature
T
A
= –40 to +85
°
C
Package
80-pin plastic QFP (14
×
14 mm, resin thickness 2.7 mm) :
μ
PD78P054 only
80-pin plastic QFP (14
×
14 mm, resin thickness 1.4 mm) :
μ
PD78P054 is under development
80-pin plastic TQFP (fine pitch) (12
×
12 mm) :
μ
PD78P054 only
80-pin ceramic WQFN (14
×
14 mm)
Notes 1.
Internal PROM/internal high-speed RAM capacity can be changed by memory size switching register
(IMS).
2.
Internal expansion RAM capacity can be changed by internal expansion RAM size switching register(IXS).
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