HD64F3687GHV Datasheet, PDF (487/566 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 22 Electrical Characteristics
22.3.7 Power-Supply-Voltage Detection Circuit Characteristics
Table 22.19 Power-Supply-Voltage Detection Circuit Characteristics
V_SS = 0.0 V, T_a = -20 to +75°C/-40 to +85°C, unless otherwise indicated.
Values
Item
Symbol
Min. Typ. Max. Unit
Power-supply falling detection
voltage
Vint (D)
2.8 2.9 3.05 V
Power-supply rising detection
voltage
Vint (U)
2.9 3.0 3.15 V
Reset detection voltage 1*
Vreset1
—
2.3 2.6 V
Lower-limit voltage of LVDR
operation
V_LVDRmin
1.0 —
—
V
Note: * This voltage should be used when the falling and rising voltage detection function is
used.
22.3.8 LVDI External Input Voltage Detection Circuit Characteristics
Table 22.20 LVDI External Input Voltage Detection Circuit Characteristics
Vcc = 3.0 to 3.6 V, AVcc = 3.0 to 3.6 V, V_SS = 0.0 V, T_a = -20 to +75°C/-40 to +85°C
Item
ExtD/ExtU input detection voltage
ExtD/ExtU input voltage range
Symbol
Test
Condition Min.
Vexd
0.95
VextD/VextU VextD > VextU −0.3
Values
Typ. Max. Unit
1.15

1.35 V
Lower V
voltage
of AV_cc
+ 0.3 or
V_cc +
0.3
Rev. 3.00 Sep. 10, 2007 Page 453 of 528
REJ09B0216-0300