UPD70F3114 Datasheet, PDF (645/692 Pages) NEC – 32-Bit Single-Chip Microcontrollers

CHAPTER 16 ELECTRICAL SPECIFICATIONS
(2) Output waveform (except for CLKOUT)
(TA = –40 to +85°C, REGIN = 3.0 to 3.6 V, VDD = RVDD = 5.0 V ±0.5 V, VSS3 = VSS = CVSS = 0 V,
output pin load capacitance: CL = 50 pF)
Parameter
Symbol
Conditions
MIN.
MAX.
Unit
Output rise time
tOR
<12>
15
ns
Output fall time
tOF
<13>
15
ns
Signals other than CLKOUT
<12>
<13>
(3) Regulator output stabilization time
(TA = –40 to +85°C, REGIN = 3.0 to 3.6 V, VDD = RVDD = 5.0 V ±0.5 V, VSS3 = VSS = CVSS = 0 V)
Parameter
Symbol
Conditions
MIN.
MAX.
Unit
Regulator output stabilization time
tRG <14> External NPN transistor:
2
ms
2SD1950 (VL compliant
product) or 2SD1581
Stabilization capacitance:
C = 22 µF (electrolytic capacitor)
Bias resistance between B and E:
R = 110 kΩ
Caution The regulator output stabilization time (tRG) varies depending on the external transistor, stabilization
capacitance, and bias resistance between B and E.
RVDD
RVDD
0V
4.5 V
REGIN
REGIN
0V
<14>
3.3 V
User’s Manual U15195EJ5V0UD
645