UPD16641 データシートの表示（PDF） - NEC => Renesas Technology
部品番号
コンポーネント説明
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UPD16641 Datasheet PDF : 226 Pages
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Microcomputer
4-Bit Single Chip Microcomputer
LCD Driver Series
s µPD753036 series
Type number
ROM (bytes)
RAM (∞ 4 bits)
General registers
Instruction cycle
µPD7530365
µPD75P30365
16384
16384 (PROM)
768
(4-bit ∞ 8) ∞ 4 banks or (8-bit ∞ 4) ∞ 4 banks
Selectable from 0.95 µs/1.91 µs/3.81 µs/15.3 µs (at main clock 4.19 MHz) ,
0.67µs/1.33 µs/2.67 µs/10.7 µs (at main clock 6.0 MHz) and
122 µs (at subclock 32 kHz)
CMOS
8 (also serve as INT, SIO)
inputs
Can be pulled up by software except P00
Input/
CMOS
inputs/outputs
20 (can drive LED)
output
44
ports
N-ch
inputs/outputs
8 (can drive LED, withstand voltage 12 V, can be pulled up by mask option except PROM version)
CMOS
outputs
4/8 (also serve as segment outputs, selection by software)
A/D converter
• 8-bit ∞ 8 ch
LCD controller
• Segment outputs: 20 ∞ 4 (MAX.), • Display mode (static, 1/2, 1/3, 1/4 duty)
• LCD drive voltage generation step down registor (except PROM version)
Timer/Counters
5 channels • Timer/event counter ∞ 3 ch. (Applicable as a 16-bit Timer/Event counter by Cascade connection,
Infrared remote control carrier generator)
• Basic interval timer/watchdog timer
• Watch timer
Serial interface
NEC standard serial bus interface/3-line serial interface
Interrupts
• Vector interrupts: 8 (external: 3, internal: 5), • Test inputs: 2 (external: 1, internal: 1)
Clock output (PCL)
• Φ, 524 kHz, 262 kHz, 65.5 kHz (Main system clock: 4.19 MHz)
• Φ, 750 kHz, 375 kHz, 93.7 kHz (Main system clock: 6.0 MHz)
Buzzer output (BUZ)
• 2 kHz, 4 kHz, 32 kHz (Main system clock: 4.19 MHz or subsystem clock: 32.768 kHz)
• 2.86 kHz, 5.72 kHz, 45.8 kHz (Main system clock: 6.0 MHz)
Instruction set
• Bit data set/reset/test/boolean operation instructions
• 4/8-bit data transfer/operation/increment/decrement/compare instructions
• 8-bit data transfer instructions
Supply voltage
1.8 to 5.5 V
Package
• 80-pin plastic QFP (0.5/0.65 mm pitch)
5: Under development
7
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