参数资料
型号: mPD789322
厂商: NEC Corp.
元件分类: 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位微控制器与2/4/8K字节在系统可编程闪存
文件页数: 45/96页
文件大小: 482K
代理商: MPD789322
Preliminary Product Information U14673EJ1V0PM00
5
PD789322,789324,789326,789327
OVERVIEW OF FUNCTIONS
Item
PD789322
PD789324
PD789326
PD789327
ROM
4 Kbytes
8 Kbytes
16 Kbytes
24 Kbytes
High-speed RAM
256 bytes
512 bytes
Internal memory
LCD display RAM
24 bytes
Main system clock
(oscillation frequency)
Ceramic/crystal resonator (1.0 to 5.0 MHz)
Subsystem clock
(oscillation frequency)
Crystal resonator (32.768 kHz)
0.4
s/1.6 s (@5.0-MHz operation with main system clock)
Minimum instruction execution time
122
s (@32.768-kHz operation with subsystem clock)
General-purpose registers
8 bits
× 8 registers
Instruction set
16-bit operations
Bit manipulation (set, reset, test) etc.
I/O ports
Total:
21
CMOS I/O:
21
Timers
8-bit timer:
2 channels
Watch timer:
1 channel
Watchdog timer: 1 channel
Timer outputs
1
Serial interface
3-wire serial I/O mode: 1 channel
LCD controller/driver
Segment signal outputs: 24
Common signal outputs: 4
Maskable
Internal: 6, External: 2
Vectored interrupt
sources
Non-maskable
Internal: 1
Reset
Reset by RESET signal input
Internal reset by watchdog timer
Reset via power-on-clear circuit
Supply voltage
VDD = 1.8 to 5.5 V
Operating ambient temperature
TA =
40 to +85°C
Package
52-pin plastic LQFP (10
×10 mm)
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参数描述
MPD789322GB-XXX-8ET 制造商:NEC 制造商全称:NEC 功能描述:8-BIT SINGLE-CHIP MICROCONTROLLER
MPD789324 制造商:NEC 制造商全称:NEC 功能描述:8-BIT SINGLE-CHIP MICROCONTROLLER
MPD789324GB-XXX-8ET 制造商:NEC 制造商全称:NEC 功能描述:8-BIT SINGLE-CHIP MICROCONTROLLER
MPD789326 制造商:NEC 制造商全称:NEC 功能描述:8-BIT SINGLE-CHIP MICROCONTROLLER
MPD789326GB-XXX-8ET 制造商:NEC 制造商全称:NEC 功能描述:8-BIT SINGLE-CHIP MICROCONTROLLER