Power-on-Reset (POR) Function Block

Function

The Power-on-Reset (POR) macro function block initiates a signalling to the internal digital cicuitry, when the power supply is turned on.
Example: POR function block for EA-9HD Embedded Array Technology

Key Features (for EA-9HD)

• Operating Junction Temperature(Tj): -40 to +125 °C
• Power supply Voltage(VDD): 1.8 ~ 3.6 V
• Detection voltage Hi 2.15 to 2.35 V
• Detection voltage Lo 1.90 to 2.10 V
• Hysteresis voltage Width 0.2 ~ 0.3 V
• Reset Width 1 20msec (typ, CL=1 µF)
• Reset Width 2 10µsec (min, CL=0 µF)
• Current Consumption(Idd) 10µA (max, VDD = 3.6 V)
• External Capacitor(CL) 0 ~ 0.1µ F

Availability

The POR macro block (AAPORPFB) is available for integration within NEC Electronics 0.35µm drwan gate length EA-9HD embedded array technology. The POR macro block comes together with a special I/O buffer macro (AAPORIOB).