9-bit to 18-bit HSTL-to-LVTTL memory address latch The part **HSTL16918DGG** is manufactured by **PHI (Performance High Integration)**.

Key specifications:
- **Type**: Digital Logic IC
- **Package**: DGG (TSSOP-56)
- **Logic Family**: HSTL (High-Speed Transceiver Logic)
- **Function**: 18-bit universal bus transceiver
- **Voltage Supply**: 3.3V
- **Operating Temperature**: -40°C to +85°C
- **Speed**: High-speed operation (specific speed grade not provided in Ic-phoenix technical data files)
- **I/O Type**: Supports HSTL I/O standards

Note: Additional detailed specifications (e.g., propagation delay, power consumption) are not available in the provided knowledge base.