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1999 May 10 38
Philips Semiconductors Preliminary specification
Universal Serial Bus (USB) CODEC UDA1325
DC CHARACTERISTICS
V
DDE
= 5.0 V; V
DD
= 3.3 V; T
amb
=25°C; f
osc
= 48 MHz; f
s
= 44.1 kHz; unless otherwise specified.
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
Supplies
V
DDE
digital supply voltage periphery 4.75 5.0 5.25 V
V
DDI
digital supply voltage core 3.0 3.3 3.6 V
V
DDA1
analog supply voltage 1 3.0 3.3 3.6 V
V
DDA2
analog supply voltage 2 3.0 3.3 3.6 V
V
DDA3
analog supply voltage 3 3.0 3.3 3.6 V
V
DDO
operational amplifier supply voltage 3.0 3.3 3.6 V
V
DDX
crystal oscillator supply voltage 3.0 3.3 3.6 V
I
DDE
digital supply current periphery note 1 − 3.7 − mA
I
DDI
digital supply current core − 39.0 − mA
I
DDA1
analog supply current 1 − 3.6 − mA
I
DDA2
analog supply current 2 − 8.0 − mA
I
DDA3
analog supply current 3 − 0.9 9.0
(2)
mA
I
DDO
operational amplifier supply current − 3.0 − mA
I
DDX
crystal oscillator supply current − 1.2 13.0
(3)
mA
P
tot
total power dissipation − 200 − mW
P
ps
total power dissipation in power
saving mode
note 4 − 1.2 − mW
Inputs/outputs D+ and D−
V
I
static DC input voltage −0.5 − V
DDI
V
V
O(H)
static DC output voltage HIGH R
L
=15kΩ
connected to GND
2.8 − 3.6 V
V
O(L)
static DC output voltage LOW R
L
= 1.5 kΩ
connected to V
DD
−−0.3 V
I
LO
high impedance data line output
leakage current
−−10 µA
V
I(diff)
differential input sensitivity 0.2 −−V
V
CM(diff)
differential common mode range 0.8 − 2.5 V
V
SE(R)(th)
single-ended receiver threshold
voltage
0.8 − 2.0 V
C
IN
transceiver input capacitance pin to GND −−20 pF
Digital input pins
V
IL
LOW-level input voltage −−0.3V
DDE
V
V
IH
HIGH-level input voltage 0.7V
DDE
− V
DDE
V
I
LI
input leakage current −−1µA
C
I
input capacitance −−5pF