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CD74HC4046AM96
+NomenclatureIC PLL W/VCO HS 16-SOIC
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FabricantTexas Instruments
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Pièce fabricant #CD74HC4046AM96
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Package SOIC-16
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En stock3095
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | 74HC |
| ProductStatus | Active |
| Type | Phase Lock Loop (PLL) |
| PLL | Yes |
| Input | CMOS |
| Output | CMOS |
| NumberofCircuits | 1 |
| Ratio-Input:Output | 1:4 |
| Differential-Input:Output | No/No |
| Frequency-Max | 38MHz |
| Divider/Multiplier | No/No |
| Voltage-Supply | 2V ~ 6V |
| OperatingTemperature | -55°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 16-SOIC (0.154, 3.90mm Width) |
Présentation
Description
- Wide operating voltage (2V–6V)
- Low power consumption (HC-series CMOS)
- Three PLL stages:
- PC1 (Phase Comparator 1): XOR-based, good for noise rejection.
- PC2 (Phase Comparator 2): Edge-triggered, avoids false locks.
- PC3 (Phase Comparator 3): RS flip-flop, suited for FSK demodulation.
- On-chip VCO (Voltage-Controlled Oscillator) with adjustable frequency via external components.
- Applications: Clock synchronization, FM demodulation, tone decoding, and frequency multiplication.
Packaged in SOIC-16 (M96 suffix), it’s ideal for space-constrained designs. For stable operation, ensure proper decoupling and adhere to recommended external component values.
Equivalent
- HCF4046BE (STMicroelectronics)
- MC14046B (ON Semiconductor)
- 74HCT4046 (NXP, with TTL compatibility)
- TC74HC4046AF (Toshiba)
These offer similar PLL functionality but may vary in speed, voltage range, or packaging. Verify datasheets for exact compatibility.
Features
- Wide operating voltage: 2V to 6V
- Low power consumption: Typical HC CMOS power levels
- Three phase comparators:
- PC1 (XOR): Good for noise rejection
- PC2 (Edge-triggered): Zero dead zone, better for frequency locking
- PC3 (RS Flip-Flop): For low jitter applications
- Internal VCO (Voltage-Controlled Oscillator): Adjustable via external R/C components
- Frequency range: Up to ~20MHz (depends on supply voltage)
- Lock indicator: Output signal when PLL is locked
- Package: SOIC-16 (surface-mount)
- Applications: Frequency synthesis, FM demodulation, clock recovery, and signal conditioning.
Compact, versatile, and efficient for PLL-based designs.
Pinout
Key Functions:
1. Phase Comparators (PC1, PC2, PC3) – Different detection methods for phase differences.
2. VCO – Generates an output frequency controlled by an input voltage.
3. Zener Diode – Provides stable reference voltage.
Pin Highlights:
- SIG_IN (Pin 14) – Input signal.
- COMP_IN (Pin 3) – Comparator input.
- VCO_OUT (Pin 4) – VCO output.
- DEM_OUT (Pin 10) – Demodulator output.
- INH (Pin 5) – Inhibits VCO when high.
Operates at 2V–6V, suitable for high-speed digital systems. Used in frequency synthesis, demodulation, and clock recovery.
Manufacturer
The CD74HC4046AM96 is a high-speed CMOS phase-locked loop (PLL) IC, commonly used in frequency synthesis and clock synchronization applications.