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75853NW

Features: • Key input function for up to 30 keys (A key scan is performed only when a key is pressed.)• 1/3 duty - 1/2 bias and 1/3 duty - 1/3 bias drive schemes can be controlled from serial data (up to 126 segments). • Sleep mode and all segments off functions that are controll...

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SeekIC No. : 004252129 Detail

75853NW: Features: • Key input function for up to 30 keys (A key scan is performed only when a key is pressed.)• 1/3 duty - 1/2 bias and 1/3 duty - 1/3 bias drive schemes can be controlled from s...

75853NW Data Sheet

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Part Number:
75853NW
Supply Ability:
5000

Price Break

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

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Upload time: 2024/4/28

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Product Details

Description



Features:

• Key input function for up to 30 keys (A key scan is performed only when a key is pressed.)
• 1/3 duty - 1/2 bias and 1/3 duty - 1/3 bias drive schemes can be controlled from serial data (up to 126 segments).
• Sleep mode and all segments off functions that are controlled from serial data
• Segment output port/general-purpose output port function switching that is controlled from serial data
• Serial data I/O supports CCB format communication with the system controller.
• Direct display of display data without the use of a decoder provides high generality.
• Provision of an on-chip voltage-detection type reset circuit prevents incorrect displays.
• RC oscillator circuit


Pinout

Connection Diagram


Specifications

Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VDD max
VDD
0.3 to +7.0
V
Input voltage
VIN1
CE, CL, DI
0.3 to +7.0
V
VIN2
OSC, KI1 to KI5, TEST, VDD1, VDD2
0.3 to VDD + 0.3
V
Output voltage
VOUT1
DO
0.3 to +7.0
V
VOUT2
OSC, S1 to S42, COM1 to COM3, KS1 to KS6, P1 to P4
0.3 to VDD + 0.3
V
Output current
IOUT1
S1 to S42
300
A
IOUT2
COM1 to COM3
3
mA
IOUT3
KS1 to KS6
1
mA
IOUT4
P1 to P4
5
mA
Allowable power dissipation
Pd max
Ta = 85°C
200
mW
Operating temperature
Topr
40 to +85
°C
Storage temperature
Tstg
55 to +125
°C



Description

The LC75853NE and LC75853NW are 1/3 duty LCD display drivers that can directly drive up to 126 segments and can control up to four general-purpose output ports. These products also incorporate a key scan circuit that accepts input from up to 30 keys to reduce printed circuit board wiring.




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