HT42B533-x
Test Conditions
Conditions
Symbol
Parameter
Min. Typ. Max. Unit
VDD
3V
5V
—
—
—
—
±1
±1
μA
μA
V
ILEAK
Input Leakage Current
VIN = VDD or VIN = VSS
VV33O
RUDP1
3.3V Regulator Output Voltage
5V IV33O = 70mA
3.0
3.3
3.6
Pull-high Resistance between D+
and V33O
3.3V
—
-5%
1.5
+5%
kΩ
A.C. Characteristics
Ta=25°C
Test Condition
Condition
High Speed Internal RC Oscillator 3.3V~5.5V USB mode
SPI pins Wake-up from
Symbol
Parameter
Min. Typ. Max. Unit
VDD
fHIRC
-0.25% 12 +0.25% MHz
power down mode
SDI(Master mode)/
SCS(Slave mode)
tSST
System Start-up Timer Period
—
16
25
—
—
tHIRC
ms
tRSTD
System Reset Delay Time
—
Power-on reset
50
100
Power-on Reset Characteristics
Ta=25°C
Test Conditions
Symbol
VPOR
Parameter
Min. Typ. Max. Unit
VDD
—
Conditions
VDD Start Voltage to Ensure Power-on Reset
VDD Rising Rate to Ensure Power-on Reset
—
—
—
—
—
100
—
mV
RRPOR
—
0.035
V/ms
Minimum Time for VDD Stays at VPOR to Ensure
Power-on Reset
tPOR
—
—
1
—
—
ms
VDD
tPOR
RRPOR
VPOR
Time
Rev. 1.00
4
January 05, 2017
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
