參數(shù)資料
型號: UPD75312B
廠商: NEC Corp.
英文描述: 4-BIT SINGLE-CHIP MICROCOMPUTER
中文描述: 4位單片機
文件頁數(shù): 3/77頁
文件大小: 587K
代理商: UPD75312B
3
μ
PD75312B, 75316B
FUNCTION OUTLINE (2/2)
Function
Clock timer
0.5-second time interval generation
Count clock source: Main system clock and subsystem clock
switchable
Clock fast count mode (3.9-ms time interval generation)
Buzzer output possible (2 kHz)
Three modes application possible
3-wire serial I/O mode
2-wire serial I/O mode
SBI mode
LSB first/MSB first switchable
Special bit manipulation memory: 16 bits
Perfect for remote control application
Timer/event counter output (PTO0): square-wave output frequency specifiable
Clock output (PCL):
Φ
, 524, 262, 65.5 kHz (@ 4.19 MHz)
Buzzer output (BUZ): 2 kHz (@ 4.19 MHz or 32.768 kHz)
External : 3
Internal
: 3
External : 1
Internal
: 1
Ceramic or crystal oscillator for main system clock oscillation: 4.194304 MHz
Crystal oscillator for subsystem clock oscillation: 32.768 kHz
STOP/HALT mode
80-pin plastic QFP (14 x 14 mm)
80-pin plastic TQFP (Fine pitch) (12 x 12 mm)
Item
Timer
8-bit serial interface
Bit sequential buffer
Clock output function
Vectored interrupt
Test input
System clock oscillator
Standby
Package
3 channels
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