Overview
The SN65LVDS94DGGRG4, produced by Texas Instruments, is a Low-Voltage Differential Signaling (LVDS) serdes (serializer/deserializer) receiver. This integrated circuit is designed for high-speed data transmission and reception, particularly suited for point-to-point subsystem communication with very low electromagnetic interference (EMI). The device operates from a single 3.3-V supply and is characterized for operation over ambient air temperatures of -40°C to 85°C, making it suitable for industrial applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage Range | -0.3 V | 4 V | V | |
| Voltage Range at Any Terminal (except SHTDN) | -0.5 V | VCC + 0.5 V | V | |
| Voltage Range at SHTDN Terminal | -0.5 V | VCC + 3 V | V | |
| Operating Free-Air Temperature Range | -40°C | 85°C | °C | |
| Storage Temperature Range | -65°C | 150°C | °C | |
| High-Level Output Voltage (IOH = -4 mA) | 2.4 V | V | ||
| Low-Level Output Voltage (IOL = 4 mA) | 0.4 V | V | ||
| Quiescent Current (Average) | 62 mA | 84 mA | 107 mA | mA |
| Data Setup Time (D0 through D27 to CLKOUT) | 4 ns | 6 ns | ns | |
| Data Hold Time (CLKOUT to D0 through D27) | 4 ns | 6 ns | ns |
Key Features
- 4:28 Data Channel Expansion at up to 1.904 Gigabits per Second Throughput
- Suited for point-to-point subsystem communication with very low EMI
- Four serial-in 7-bit parallel-out shift registers, a 7× clock synthesizer, and five LVDS line receivers
- Operates from a single 3.3-V supply and consumes 250 mW (typical)
- 5-V tolerant SHTDN input
- Rising clock edge triggered outputs
- Bus pins tolerate 4-kV HBM ESD
- No external components required for PLL
- Meets or exceeds the requirements of ANSI EIA/TIA-644 standard
- Industrial temperature qualified
- Consumes less than 1 mW when disabled
Applications
The SN65LVDS94 is widely used in various high-speed data transmission applications, including:
- Point-to-point subsystem communication
- Industrial control systems
- High-speed data acquisition systems
- Automotive and aerospace systems requiring low EMI
- Telecommunication and networking equipment
Q & A
- What is the primary function of the SN65LVDS94?
The SN65LVDS94 is an LVDS serdes receiver that converts high-speed LVDS data into LVTTL parallel data.
- What is the operating voltage range of the SN65LVDS94?
The device operates from a single 3.3-V supply.
- What is the temperature range for the SN65LVDS94?
The device is characterized for operation over ambient air temperatures of -40°C to 85°C.
- How many data channels does the SN65LVDS94 support?
The device supports four data channels and a clock channel.
- What is the maximum throughput of the SN65LVDS94?
The device supports up to 1.904 Gigabits per second throughput.
- Does the SN65LVDS94 require external components for the PLL?
No, the SN65LVDS94 does not require external components for the PLL.
- What is the ESD protection level of the SN65LVDS94 bus pins?
The bus pins tolerate 4-kV HBM ESD.
- How does the SHTDN input affect the device?
A low level on the SHTDN input inhibits the clock and shuts off the LVDS receivers for lower power consumption and clears all internal registers to a low level.
- What standard does the SN65LVDS94 meet or exceed?
The device meets or exceeds the requirements of the ANSI EIA/TIA-644 standard.
- What is the typical power consumption of the SN65LVDS94 when enabled?
The typical power consumption is around 84 mA.
- What is the package type of the SN65LVDS94DGGRG4?
The device is packaged in a Thin Shrink Small-Outline Package (TSSOP) with 56 pins.
