HT45B0K Holtek Semiconductor, HT45B0K Datasheet - Page 3

• Manufacturer Part Number: HT45B0K
• Description: SPI to USB Bridge
• Manufacturer: Holtek Semiconductor

HT45B0K
SPI to USB Bridge
D.C. Characteristics
Rev 1.00
Symbol
V
V
V
I
V
V
R
I
I
I
I
SUS
STB
DD
OH
OL
DD
IL1
IH1
IL2
IH2
PH
Operating Voltage
Operating Current
(SPI Enabled, USB Transceiver
and 3.3V Regulator On)
Suspend Current
(SPI Enabled, USB Suspend and
3.3V Regulator On)
Standby Current
(SPI Disabled, USB Disabled
and 3.3V Regulator Off)
Input Low Voltage for I/O pins
Input High Voltage for I/O pins
Input Low Voltage for CLKI
Input High Voltage for CLKI
I/O pins Sink Current
I/O pins Source Current
Pull-high Resistance for
only
Parameter
3.3V
5.0V
3.3V
5.0V
3.3V
5.0V
3.3V
5.0V
3.3V
V
5V
―
―
―
―
―
―
―
DD
f
f
f
Output no load,
SUSP2=1 (bit 4 in UCC)
Output no load
V
V
CLKI
CLKI
CLKI
3
Test Conditions
O
O
=0.1×V
=0.9×V
=6MHz or 12MHz
=6MHz, SCK= f
=12MHz, SCK= f
Conditions
DD
DD
―
―
―
―
―
CLKI
CLKI
/4
/4
0.7×V
0.7×V
Min.
-4.0
-5.0
3.3
4.0
―
―
―
―
―
―
10
15
10
0
0
DD
DD
Typ.
-5.0
400
4.0
6.5
4.0
7.0
0.1
-10
12
25
45
30
―
―
―
―
―
0.3×V
0.3×V
March 22, 2010
Max.
500
5.5
6.0
7.0
V
V
10
10
75
50
―
―
―
―
1
DD
DD
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DD
DD
Unit
mA
mA
mA
mA
mA
mA
mA
mA
kΩ
kΩ
μA
μA
V
V
V
V
V