Oxford Semiconductor, Inc.
OXU121HP Data Sheet
Table 5 DC Characteristics, Logic Signals
Symbol
V
OL
V
OH
V
IL
V
IH
C
IN
C
OUT
C
BI
I
IN
Note:
Parameter
Low-level output voltage
High-level output voltage
Low-level input voltage
High-level input voltage
Input capacitance
Output capacitance
Bi-directional capacitance
Input leakage current
V
DDW
= 3.3 V
V
DDW
= 1.8 V
V
DDW
= 3.3 V
V
DDW
= 1.8 V
V
DDW
= 3.3 V
V
DDW
= 1.8 V
Condition
Min
2.4
0.75*V
DDW
Max
0.4
Unit
V
V
V
0.8
0.3*V
DDW
2.0
0.7*V
DDW
2.2 (typical)
2.2 (typical)
2.2 (typical)
V
V
V
V
pF
pF
pF
µA
No pull up or pull down
-10
10
The capacitances listed above do not include pad capacitance and package capacitance.
One can estimate pin capacitance by adding pad capacitance of about 0.5 pF; and the
package capacitance, which is about 0.86 pF max for QFP and 0.42 pF max for BGA.
Table 6 DC Characteristics, ID Resistance
Symbol
R
B-PLUG-ID
R
A-PLUG-ID
Parameter
Resistance to ground on mini-B plug
Resistance to ground on mini-A plug
Condition
Min
100 K
10
Max
Unit
Ω
Ω
Table 7 DC Characteristics, Regulator
Symbol
RV
out
RI
drive
Rt
st
Note:
Parameter
Output voltage
Driving current
Start-up time when enabled
Condition
Driving current <= 100 mA
V
DD3.3A
= 3.3 V
Output voltage = 1.8 V
V
DD3.3A
= 3.3 V
RV
out
= 1.62 V (90%)
Min
Max
150
Unit
V
mA
µs
1.8 (typical)
25 (typical)
The V
DD3.3A
pin that corresponds to the regulator supply is QFP pin 81 and BGA pin B9.
DS-0040 Aug 06
External--Free Release
7
OXFORD [ OXFORD SEMICONDUCTOR ]
