仕様
| 属性 | 値 |
| Package / Case | Tube |
| Part Status | Active |
| Function | Audio Receiver |
| Applications | Automotive Audio, Consumer Audio, Musical Instruments |
| Number of Channels | 1 |
| Interface | I²S |
| Voltage - Supply | 2.7V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Specifications | 28kHz ~ 108kHz |
| Mounting Type | Surface Mount |
概要
Description
The DIR9001PW is a digital audio interface receiver from Texas Instruments, designed to extract and reclock S/PDIF or TOSLINK signals with high precision. It supports sample rates up to 96 kHz and features low jitter (<50 ps) for improved audio quality.
Key features:
- Wide input tolerance (3.3V–5V)
- Auto-detect sample rates (32–96 kHz)
- Low power consumption (~50 mW)
- I²S output for easy DAC interfacing
Commonly used in CD players, DACs, and home theater systems, the DIR9001PW ensures stable, jitter-free digital audio transmission. Its compact TSSOP-16 package makes it suitable for space-constrained designs.
For detailed specs, refer to the datasheet.
Key features:
- Wide input tolerance (3.3V–5V)
- Auto-detect sample rates (32–96 kHz)
- Low power consumption (~50 mW)
- I²S output for easy DAC interfacing
Commonly used in CD players, DACs, and home theater systems, the DIR9001PW ensures stable, jitter-free digital audio transmission. Its compact TSSOP-16 package makes it suitable for space-constrained designs.
For detailed specs, refer to the datasheet.
Equivalent
The DIR9001PW is a digital audio interface receiver. Equivalent or similar products include:
- CS8416 (Cirrus Logic)
- WM8804 (Wolfson Microelectronics)
- AK4113 (Asahi Kasei)
- PCM9211 (Texas Instruments)
These chips perform similar SPDIF/I2S receiver functions, though pin compatibility and features may vary. Check datasheets for exact replacements.
- CS8416 (Cirrus Logic)
- WM8804 (Wolfson Microelectronics)
- AK4113 (Asahi Kasei)
- PCM9211 (Texas Instruments)
These chips perform similar SPDIF/I2S receiver functions, though pin compatibility and features may vary. Check datasheets for exact replacements.
Pinout
The DIR9001PW is a 28-pin TSSOP package digital audio interface receiver. Key functions include:
- Supports S/PDIF, AES/EBU, IEC 60958 inputs (up to 216kHz sample rate).
- Jitter attenuation with low intrinsic jitter (<50ps).
- I²S output (24-bit, left-justified, or right-justified formats).
- System clock output (256×, 384×, or 512× Fs).
- Hardware control (no software required) for mode selection.
- 3.3V operation with 5V-tolerant inputs.
Pins include power (VDD, GND), input (SCKI, DATA), output (BCKOUT, LRCKOUT, DATAOUT), and configuration (M0, M1, M2).
- Supports S/PDIF, AES/EBU, IEC 60958 inputs (up to 216kHz sample rate).
- Jitter attenuation with low intrinsic jitter (<50ps).
- I²S output (24-bit, left-justified, or right-justified formats).
- System clock output (256×, 384×, or 512× Fs).
- Hardware control (no software required) for mode selection.
- 3.3V operation with 5V-tolerant inputs.
Pins include power (VDD, GND), input (SCKI, DATA), output (BCKOUT, LRCKOUT, DATAOUT), and configuration (M0, M1, M2).
Manufacturer
The DIR9001PW is a digital audio receiver chip manufactured by Texas Instruments (TI), a leading American semiconductor company. TI specializes in designing and producing analog and embedded processing chips for various industries, including consumer electronics, automotive, and industrial applications. The DIR9001PW is commonly used in high-quality audio systems for its precise clock recovery and jitter reduction capabilities.
TI is known for its innovation in signal processing and has a strong reputation in the electronics sector. The company was founded in 1930 and is headquartered in Dallas, Texas.
TI is known for its innovation in signal processing and has a strong reputation in the electronics sector. The company was founded in 1930 and is headquartered in Dallas, Texas.
Package
The DIR9001PW is a digital audio receiver IC from Texas Instruments. It comes in a TSSOP-28 (Thin Shrink Small Outline Package) package type. This surface-mount package has 28 pins and is compact, making it suitable for space-constrained applications like audio systems. The TSSOP-28 offers good thermal and electrical performance for high-speed digital signal processing.
