M74HC4511RM13TR

Product Overview

• Category: Integrated Circuit
• Use: BCD to 7-segment latch/decoder/driver
• Characteristics:
  • High-speed CMOS technology
  • Low power consumption
  • Wide supply voltage range
  • Direct interface with TTL levels
• Package: SO-16
• Essence: BCD to 7-segment decoder and driver
• Packaging/Quantity: Tape and Reel, 2,500 units per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +125°C
• Output Current: 25mA (max)
• Propagation Delay Time: 60ns (typ)

Detailed Pin Configuration

The M74HC4511RM13TR has a total of 16 pins. The pin configuration is as follows:

1. A3 - BCD input bit 3
2. A2 - BCD input bit 2
3. A1 - BCD input bit 1
4. A0 - BCD input bit 0
5. LT - Latch enable input
6. BL - Blanking input
7. LE - Lamp test input
8. GND - Ground
9. F - Segment F output
10. E - Segment E output
11. D - Segment D output
12. C - Segment C output
13. B - Segment B output
14. A - Segment A output
15. VCC - Positive supply voltage
16. G - Segment G output

Functional Features

The M74HC4511RM13TR is a BCD to 7-segment latch/decoder/driver integrated circuit. It converts binary-coded decimal (BCD) inputs into signals that can drive a 7-segment display. The latch feature allows the input data to be stored and displayed continuously without the need for constant input signal.

The decoder translates the BCD inputs into corresponding outputs for each segment of the 7-segment display. The driver amplifies these outputs to provide sufficient current to light up the segments.

Advantages and Disadvantages

Advantages: - High-speed operation - Low power consumption - Wide supply voltage range - Direct interface with TTL levels

Disadvantages: - Limited output current capacity (25mA max) - Propagation delay time may affect real-time applications

Working Principles

The M74HC4511RM13TR works by receiving BCD inputs (A3, A2, A1, A0) and converting them into outputs (A, B, C, D, E, F, G) that can drive a 7-segment display. The latch enable input (LT) allows the input data to be stored and displayed continuously.

When the latch enable input is high, the BCD inputs are latched and the corresponding outputs are activated based on the BCD code. The blanking input (BL) can be used to turn off all the segments simultaneously. The lamp test input (LE) can be used to test the functionality of the display.

Detailed Application Field Plans

The M74HC4511RM13TR is commonly used in various applications where BCD to 7-segment decoding and driving is required. Some potential application fields include:

1. Digital clocks and timers
2. Counters and frequency meters
3. Industrial control panels
4. Instrumentation displays
5. Automotive dashboards

Detailed and Complete Alternative Models

1. CD4511BE: CMOS BCD-to-7-Segment Latch/Decoder/Driver
2. SN74LS47N: BCD-to-7-Segment Decoder/Driver
3. HEF4511BP: BCD-to-7-Segment Latch/Decoder/Driver

These alternative models offer similar functionality and can be used as substitutes for the M74HC4511RM13TR in various applications.

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