| Part Number | NA556D | NA556DR | 
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 
| Category | Clock/Timing - Programmable Timers and Oscillators | Clock/Timing - Programmable Timers and Oscillators | 
|   |   | |
| Product Status | Active | Active | 
| Type | 555 Type, Timer/Oscillator (Dual) | 555 Type, Timer/Oscillator (Dual) | 
| Count | - | - | 
| Frequency | - | - | 
| Voltage - Supply | 4.5V ~ 16V | 4.5V ~ 16V | 
| Current - Supply | 20 mA | 20 mA | 
| Operating Temperature | -40°C ~ 105°C | -40°C ~ 105°C | 
| Package / Case | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 
| Supplier Device Package | 14-SOIC | 14-SOIC | 
| Mounting Type | Surface Mount | Surface Mount |