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Connor Winfield DOC022V-019.44M
- Part Number:
DOC022V-019.44M
- Manufacturer:
- Category:
- RoHs:
Non-RoHS Compliant - Datasheet:
DOC022V-019.44M_Datesheet - Description:
DOC022V-019.44M
- In stock 0
DOC022V-019.44M Accessories – Model Information
1. Device Overview
| Parameter | Details |
|---|---|
| Model | DOC022V-019.44M |
| Type | VCOCXO (Voltage-Controlled Oven-Controlled Crystal Oscillator) |
| Frequency | 19.44 MHz |
| Package | 9 mm × 14 mm Surface Mount (SMT) |
| Stability | ±20 ppb over −40°C to +85°C |
| Control Voltage | 0.30 V to 3.00 V (for ±10 ppm pullability) |
| Output | LVCMOS |
| Supply Voltage | 3.3 Vdc (3.13 V to 3.47 V) |
2. Recommended External Components (Not Included)
| Component Type | Suggested Value / Range | Purpose | Notes |
|---|---|---|---|
| Supply Decoupling | 0.01 µF + 10–100 µF | Power supply filtering | Place close to Vcc pin (Pin 6) |
| Output Load | 15 pF | Nominal load capacitance | Required for optimal frequency stability |
| Control Voltage | 0.30 V to 3.00 V | Frequency tuning input (Vc) | Must be biased to mid-range (1.65 V) for linearity |
| Pull-up/down | Not required | Control pin has internal biasing | Do not connect DNC pins to GND or Vcc |
3. Pin Configuration & Pad Layout
| Pin | Name | Function | Notes |
|---|---|---|---|
| 1 | Vc | Voltage control input | 0.3 V to 3.0 V, 100 kΩ input impedance |
| 2 | DNC | Do Not Connect | Do not connect to any net |
| 3 | GND | Ground | Connect to system analog ground |
| 4 | OUT | LVCMOS output | AC-coupled or direct, 15 pF load typical |
| 5 | DNC | Do Not Connect | Do not connect to any net |
| 6 | Vcc | 3.3 V supply | 3.13 V to 3.47 V, monotonic rise ≤ 500 µs |
4. Environmental & Mechanical Accessories
| Item | Specification | Notes |
|---|---|---|
| Package Material | FR-4 substrate with Ryton-R-4 cover | Non-hermetic, water-resistant |
| Solder Profile | Lead-free, RoHS-compliant | Max 235°C for ≤20 s, IPC-610E inspection |
| Cleaning | Warm water wash + air knife + dry | Do not submerge; dry vertically at 85–100°C |
| Shock/Vibration | MIL-STD-202G qualified | 500 G shock, 10 G vibration, 5.35 Grms random |
| Tape & Reel | Available upon request | Contact Connor-Winfield for reel quantity |
5. Optional Development Support
| Resource Name | Description | Access Method |
|---|---|---|
| AN2093 | PCB layout and thermal design guidelines | www.conwin.com/support.html |
| Cx207 Bulletin | Full datasheet and phase noise plots | Request from Connor-Winfield or Digi-Key |
| CMOS Test Circuit | Reference output buffer schematic | See Page 4 of Cx207 bulletin |
6. Ordering & Packaging Information
| Parameter | Details |
|---|---|
| Full Part Number | DOC022V-019.44M |
| Package Size | 9 mm × 14 mm × 4.5 mm max height |
| Mounting | Surface-mount, 6-pad layout (2 DNC) |
| Reel Option | Available – contact Connor-Winfield for MOQ |
| Digi-Key Status | Not all options stocked – check availability online |
7. Summary Table – DOC022V-019.44M Accessory Overview
| Category | Model / Recommendation | Notes |
|---|---|---|
| Device | DOC022V-019.44M | VCOCXO, 19.44 MHz, ±20 ppb, −40°C to +85°C |
| External Components | 0.01 µF + 10–100 µF, 15 pF load, Vc bias circuit | User-supplied, critical for stability |
| PCB Layout | Follow AN2093 guidelines | Thermal vias, ground plane, no DNC connections |
| Test & Validation | CMOS output, phase noise plots available | Use 15 pF load for spec compliance |
| Environmental | MIL-STD-202G qualified, RoHS solder profile | Dry thoroughly after cleaning |
Note:
All external components and interface circuits are user-supplied unless otherwise stated.
For best performance, strictly follow the pad layout and thermal guidelines in AN2093.
Contact Connor-Winfield or Digi-Key for tape & reel orders and latest documentation.
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