CY74FCT2245TSOCT

Product Overview

• Category: Integrated Circuit (IC)
• Use: Signal level translation and buffering
• Characteristics: High-speed, bidirectional, 8-bit voltage level translator
• Package: SOCT (Small Outline Chip Carrier with Thermal Pad)
• Essence: Translates signals between two different voltage domains
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Supply Voltage: 4.5V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 3.5ns (typical)
• Output Drive: ±24mA

Detailed Pin Configuration

The CY74FCT2245TSOCT has a total of 20 pins, which are assigned as follows:

1. OE (Output Enable) A
2. A1 (Data Bus A Bit 1)
3. A2 (Data Bus A Bit 2)
4. A3 (Data Bus A Bit 3)
5. A4 (Data Bus A Bit 4)
6. A5 (Data Bus A Bit 5)
7. A6 (Data Bus A Bit 6)
8. A7 (Data Bus A Bit 7)
9. A8 (Data Bus A Bit 8)
10. GND (Ground)
11. B8 (Data Bus B Bit 8)
12. B7 (Data Bus B Bit 7)
13. B6 (Data Bus B Bit 6)
14. B5 (Data Bus B Bit 5)
15. B4 (Data Bus B Bit 4)
16. B3 (Data Bus B Bit 3)
17. B2 (Data Bus B Bit 2)
18. B1 (Data Bus B Bit 1)
19. OE (Output Enable) B
20. VCC (Supply Voltage)

Functional Features

• Bidirectional voltage level translation between two different voltage domains
• High-speed operation with low propagation delay
• Output drive capability of ±24mA for strong signal transmission
• Output enable pins for controlling the direction of data flow
• ESD protection on all inputs and outputs for enhanced reliability

Advantages and Disadvantages

Advantages

• Efficient signal level translation between different voltage domains
• High-speed operation allows for quick data transfer
• Strong output drive capability ensures reliable signal transmission
• ESD protection enhances the durability of the IC

Disadvantages

• Limited to 8-bit data bus translation
• Requires careful consideration of voltage compatibility between input and output domains

Working Principles

The CY74FCT2245TSOCT operates by receiving data from one voltage domain and translating it to the appropriate voltage levels of another domain. The bidirectional nature of the IC allows for data transmission in both directions. The output enable pins control the direction of data flow, enabling or disabling the translation process.

Detailed Application Field Plans

The CY74FCT2245TSOCT is commonly used in various applications that require voltage level translation between different domains. Some of the typical application fields include:

1. Microcontroller interfacing with external devices operating at different voltage levels
2. Communication systems involving multiple voltage domains
3. Data acquisition systems requiring signal translation between sensors and processing units
4. Industrial automation systems with mixed voltage components

Detailed and Complete Alternative Models

1. SN74LVC4245A: Low-voltage octal bus transceiver with 3-state outputs
2. 74HC245: Octal bus transceiver with 3-state outputs
3. CD4508: Dual 4-bit latch with 3-state outputs

These alternative models provide similar functionality to the CY74FCT2245TSOCT and can be considered as alternatives based on specific requirements.

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