CD74HC4511PWTE4

Product Overview

• Category: Integrated Circuit
• Use: BCD to 7-Segment Latch/Decoder/Driver
• Characteristics: High-Speed CMOS Logic, Low Power Consumption
• Package: TSSOP-16
• Essence: Converts Binary-Coded Decimal (BCD) input into a 7-segment display output
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage: 2V to 6V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 25 ns (typical)
• Output Current: ±5.2 mA (max)

Detailed Pin Configuration

The CD74HC4511PWTE4 has a total of 16 pins arranged as follows:

1. A3 - BCD Input 3
2. A2 - BCD Input 2
3. A1 - BCD Input 1
4. A0 - BCD Input 0
5. LT - Lamp Test Input
6. BI/RBO - Blanking Input / Ripple Blanking Output
7. LE - Latch Enable Input
8. VCC - Supply Voltage
9. GND - Ground
10. a - Segment a Output
11. b - Segment b Output
12. c - Segment c Output
13. d - Segment d Output
14. e - Segment e Output
15. f - Segment f Output
16. g - Segment g Output

Functional Features

• Converts BCD input into a 7-segment display output
• Latches the BCD input on the rising edge of the latch enable input
• Blanking input allows for blanking or displaying all segments
• Lamp test input enables all segments for testing purposes

Advantages and Disadvantages

Advantages: - High-speed operation - Low power consumption - Compact TSSOP package - Easy integration into digital circuits

Disadvantages: - Limited to BCD input, not suitable for other numeric systems - Requires external components (7-segment display) for visual output

Working Principles

The CD74HC4511PWTE4 is a BCD to 7-segment latch/decoder/driver integrated circuit. It takes a 4-bit Binary-Coded Decimal (BCD) input and converts it into the appropriate signals to drive a 7-segment display. The BCD input is latched on the rising edge of the latch enable input, allowing stable data to be presented to the decoder. The outputs of the decoder are then used to drive the corresponding segments of the 7-segment display.

Detailed Application Field Plans

The CD74HC4511PWTE4 is commonly used in various applications where BCD input needs to be displayed on a 7-segment display. Some potential application fields include:

1. Digital clocks and timers
2. Counters and frequency meters
3. Industrial control panels
4. Measurement instruments
5. Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that can perform similar functions to the CD74HC4511PWTE4 include:

1. CD4511BE - DIP-16 package, same functionality
2. SN74LS47N - DIP-16 package, lower power consumption
3. HEF4511BP - DIP-16 package, higher operating temperature range

These alternative models can be considered based on specific requirements such as package type, power consumption, or operating temperature range.

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