LC876780B 반도체 회로 부품 판매점
(LC876772B/80B86B) 8_bit Signal Chup Microcontroller
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 Sanyo Electric |
( DataSheet : www.DataSheet4U.com )
CMOS IC
LC876796B/80B/72B
8-Bit Single Chip Microcontroller
LC876796B
8 bit Single Chip Microcontroller incorporating 96KB ROM and 2048 byte RAM on chip
LC876780B
8 bit Single Chip Microcontroller incorporating 80KB ROM and 2048 byte RAM on chip
LC876772B
8 bit Single Chip Microcontroller incorporating 72KB ROM and 2048 byte RAM on chip
Overview
The LC876796B/ LC876780B/ LC876772B are 8 bit single chip microcomputers with the following on-chip
functional blocks:
- CPU: operable at a minimum bus cycle time of 100ns
- On-chip ROM Maximum Capacity : LC876796B 96K bytes
LC876780B 80K bytes
LC876772B 72K bytes
- On-chip RAM: 2048 bytes
- VFD automatic display controller / driver
- 16 bit timer / counter (can be divided into two 8 bit timers)
- 16 bit timer / counter (can be divided into two 8 bit timers / two 8 bit PWM)
- four 8 bit timer with prescaler
- timer for use as date / time clock
- High speed clock counter
- System clock divider function
- synchronous serial I/O port (with automatic block transmit / receive function)
- asynchronous / synchronous serial I/O port
- 14-channel × 8-bit AD converter
- Weak signal detector
- 21-source 10-vectored interrupt system
All of the above functions are fabricated on a single chip.
Ver:1.06
M2003
www.DataSheet4U.com
May 20, 2003 SYSTEM-BIZ Div. S.Kubota 1/26
LC876796B/80B/72B
Features
(1) Read-Only Memory (ROM): LC876796B 98304 × 8 bits
: LC876780B 81920 × 8 bits
: LC876772B 73728 × 8 bits
(2) Random Access Memory (RAM): LC876796B/80B/72B
2048 × 9 bits
(3) Minimum Bus Cycle Time: 100ns (10MHz)
Note: The bus cycle time indicates ROM read time.
(4) Minimum Instruction Cycle Time (tCYC) : 300ns (10MHz)
(5) Ports
- Input/output ports
Data direction programmable for each bit individually : 20 (P1n, P70 to P73, P8n)
- 15V withstand input/output ports
Data direction programmable in nibble units :
8 (P0n)
(When N-channel open drain output is selected, data can be input in bit units.)
Data direction programmable for each bit individually : 8 (P3n)
- Input ports :
2 (XT1,XT2)
- VFD output ports
Large current outputs for digits :
9 (S0 / T0 to S8 / T8)
Large current outputs for digits / segments :
7 (S9 / T9 to S15 / T15)
digit / segment outputs :
8 (S16 to S23)
segment outputs :
28 (S24 to S51)
Other functions
Input/output ports :
12 (PFn, PG0 to PG3)
Input ports :
24 (PCn, PDn, PEn)
- Oscillator pins :
2 (CF1,CF2)
- Reset pin :
1 (RES#)
- Power supply :
6 (VSS1 to 2, VDD1 to 4)
(6) VFD automatic display controller
- Programmable segment/digit output pattern
Output can be switched between digit/segment waveform output (pins 9 to 24 can be used for
output of digit waveforms).
parallel-drive available for large current VFD.
- 16-step dimmer function available
(7) Weak signal detection (MIC signals etc)
- Counts pulses with width greater than a preset value
- 2 bit counter
(8) Timers
- Timer 0: 16 bit timer / counter with capture register
Mode 0: 2 channel 8-bit timer with programmable 8 bit prescaler and 8 bit capture register
Mode 1: 8 bit timer with 8 bit programmable prescaler and 8 bit capture register + 8 bit
Counter with 8-bit capture register
Mode 2: 16 bit timer with 8 bit programmable prescaler and 16 bit capture register
Mode 3: 16 bit counter with 16 bit capture register
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제조업체: Sanyo Electric
( sanyo )
LC876780B controller
데이터시트 다운로드 :
[ LC876780B.PDF ]
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국내 전력반도체 판매점
상호 : 아이지 인터내셔날
전화번호 : 051-319-2877
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