Datasheet

2003 Apr 10 64
NXP Semiconductors Preliminary specification
Stereo audio codec with SPDIF interface UDA1355H
15 CHARACTERISTICS
V
DD
=3.0V; T
amb
=25°C; R
L
=5kΩ; all voltages referenced to ground; unless otherwise specified; note 1.
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
Supplies
V
DDA1
DAC supply voltage 2.7 3.0 3.6 V
V
DDA2
ADC supply voltage 2.7 3.0 3.6 V
V
DDX
crystal oscillator and PLL
supply voltage
2.7 3.0 3.6 V
V
DDI
digital core supply voltage 2.7 3.0 3.6 V
V
DDE
digital pad supply voltage 2.7 3.0 3.6 V
I
DDA1
DAC supply current f
s
=48kHz; power-on − 4.7 − mA
f
s
=96kHz; power-on − 4.7 − mA
f
s
= 48 kHz; power-down − 1.7 −μA
f
s
= 96 kHz; power-down − 1.7 −μA
I
DDA2
ADC supply current f
s
=48kHz; power-on − 10.2 − mA
f
s
=96kHz; power-on − 10.4 − mA
f
s
= 48 kHz; power-down − 0.2 −μA
f
s
= 96 kHz; power-down − 0.2 −μA
I
DDX
crystal oscillator and PLL
supply current
f
s
=48kHz; power-on − 0.9 − mA
f
s
=96kHz; power-on − 1.2 − mA
I
DDI
digital core supply current f
s
= 48 kHz; all on − 18.2 − mA
f
s
= 96 kHz; all on − 34.7 − mA
I
DDE
digital pad supply current f
s
= 48 kHz; all on − 0.5 − mA
f
s
= 96 kHz; all on − 0.7 − mA
Digital input pins
V
IH
HIGH-level input voltage 0.8V
DD
− V
DD
+0.5 V
V
IL
LOW-level input voltage −0.5 − +0.2V
DD
V
V
hys(RESET)
hysteresis on pin RESET − 0.8 − V
|I
LI
| input leakage current −−2 μA
C
i
input capacitance −−10 pF
Digital output pins
V
OH
HIGH-level output voltage I
OH
= −2mA 0.85V
DD
−− V
V
OL
LOW-level output voltage I
OL
=2mA −−0.4 V
I
L(max)
maximum output load
(nominal)
− 3 − mA
R
pu
pull-up resistance 16 33 78 kΩ
R
pd
pull-down resistance 16 33 78 kΩ
3-level input pins
V
IH
HIGH-level input voltage 0.9V
DD
− V
DD
V
V
IM
MID-level input voltage 0.4V
DD
− 0.6V
DD
V
V
IL
LOW-level input voltage 0 − 0.5 V