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參數資料
| 型號： | UPD78014H |
| 廠商： | NEC Corp. |
| 元件分類： | 8位微控制器 |
| 英文描述： | 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash |
| 中文描述： | 8位微控制器與2/4/8K字節(jié)在系統可編程閃存 |
| 文件頁數： | 5/66頁 |
| 文件大小： | 565K |
| 代理商： | UPD78014H |
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μ
PD78F0034A, 78F0034AY
5
Data Sheet U14040EJ4V0DS
OVERVIEW OF FUNCTIONS
Part Number
μ
PD78F0034A
μ
PD78F0034AY
Item
Internal
memory
Flash memory
32 KB
Note
High-speed RAM
1,024 bytes
Note
Memory space
64 KB
General-purpose registers
8 bits
×
32 registers (8 bits
×
8 registers
×
4 banks)
Minimum instruction execution time
On-chip minimum instruction execution time cycle variable function
When main system
clock selected
0.24
μ
s/0.48
μ
s/0.95
μ
s/1.91
μ
s/3.81
μ
s (@ 8.38 MHz operation)
When subsystem
clock 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:
51
CMOS input:
CMOS I/O:
N-ch open-drain I/O (5 V withstand voltage): 4
8
39
A/D converter
10-bit resolution
×
8 channels
Operable over a wide power supply voltage range: AV
DD
= 1.8 to 5.5 V
Serial interface
UART mode:
3-wire serial I/O mode: 2 channels
1 channel
UART mode:
3-wire serial I/O mode:
I
2
C bus mode
(multimaster supporting):1 channel
1 channel
1 channel
Timers
16-bit timer/event counter: 1 channel
8-bit timer/event counter:
Watch timer:
Watchdog timer:
2 channels
1 channel
1 channel
Timer outputs
3 (8-bit PWM output capable: 2)
Clock output
65.5 kHz, 131 kHz, 262 kHz, 524 kHz, 1.05 MHz, 2.10 MHz, 4.19 MHz, 8.38 MHz
(@ 8.38 MHz operation with main system clock)
32.768 kHz (@ 32.768 kHz operation with subsystem clock)
Buzzer output
1.02 kHz, 2.05 kHz, 4.10 kHz, 8.19 kHz (@ 8.38 MHz operation with main system clock)
Vectored interrupt
sources
Maskable
Internal: 13, external: 5
Non-maskable
Internal: 1
Software
1
Test inputs
Internal: 1, external: 1
Supply voltage
V
DD
= 1.8 to 5.5 V
Operating ambient temperature
T
A
=
–
40 to +85
°
C
Package
64-pin plastic SDIP (19.05 mm (750))
64-pin plastic LQFP (10
×
10)
64-pin plastic LQFP (14
×
14)
64-pin plastic QFP (14
×
14)
64-pin plastic TQFP (12
×
12)
Note
The capacities of the flash memory and the internal high-speed RAM can be changed with the memory size
switching register (IMS).
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