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LC5739

Features: (1) ROM :4096 × 8 bits(2) RAM :128 × 4 bits(3) Cycle Time(4) Input / Output Terminals- Input ports : 4 terminals (S-port : 4 terminals)- Input / Output ports : 8 terminals (P0 port : 4 terminals, P1 port : 4 terminals)- Output ports : 2 terminals (Buzzer / melody output terminal : 1 term...

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SeekIC No. : 004391708 Detail

LC5739: Features: (1) ROM :4096 × 8 bits(2) RAM :128 × 4 bits(3) Cycle Time(4) Input / Output Terminals- Input ports : 4 terminals (S-port : 4 terminals)- Input / Output ports : 8 terminals (P0 port : 4 ter...

LC5739 Data Sheet

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Part Number:
LC5739
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Product Details

Description



Features:

(1) ROM :4096 × 8 bits
(2) RAM :128 × 4 bits
(3) Cycle Time
(4) Input / Output Terminals
- Input ports : 4 terminals (S-port : 4 terminals)
- Input / Output ports : 8 terminals (P0 port : 4 terminals, P1 port : 4 terminals)
- Output ports : 2 terminals (Buzzer / melody output terminal : 1 terminal, General output port : 1 terminal)
- LCD segment output ports : 32 terminals (Possible to use output port by mask option)
- LCD common output ports : 4 terminals


Pinout

Connection Diagram


Specifications

Parameter
Symbol
 Pin & Conditions
Ratings
Unit
Supply voltage
VDD1
  
-0.3 to +4.0
V
VDD2
  
-0.3 to +4.0
Input voltage
VIN
 S1-S4, P00-P03, P10-P13, 32HZ, TEST, OSCIN, RES
-0.3 to VDD1+0.3
Output voltage
VOUT1
 32HZ, CUP2, OSCOUT, ALM1, LIGHT,
P00-P03
-0.3 to VDD1+0.3
VOUT2
 SEGOUT, COM1, COM2, COM3, COM4,
CUP1, P00-P03, P10, P13
-0.3 to VDD2+0.3
Peak output current
(at each pins)
IOUT1
 ALM1
4
mA
IOUT2
 LIGHT
1
IOUT3
 Output except ALM and LIGHT
500
A
Total output current
IALL
 Total output pins.
10
mA
Operating temperature range
Topr
  
-30 to +70
°C
Storage temperature range
Tstg
  
-40 to +125



Description

The LC5739 is a CMOS 4-bit microcontroller that operates on low voltage and very low power consumption. It also contains 4K-byte ROM, 128-byte RAM, LCD drivers and melody function.




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