uda1334ts NXP Semiconductors, uda1334ts Datasheet - Page 12

• Manufacturer Part Number: uda1334ts
• Description: Low Power Audio Dac
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Notes
1. All supply connections must be made to the same external power supply unit.
2. At 3 V supply voltage, the input pads are TTL compatible. However, at 2.0 V supply voltage no TTL levels can be
3. When the DAC drives a capacitive load above 50 pF, a series resistance of 100
14 AC CHARACTERISTICS
14.1
V
unless otherwise specified.
2000 Oct 25
Digital input pins; note 2
V
V
C
3-level input: pin PCS
V
V
V
DAC
V
R
I
R
C
DAC
V
(THD + N)/S total harmonic
SYMBOL
o(max)
DDD
I
V
IH
IL
IH
IM
IL
ref(DAC)
SYMBOL
o(rms)
i
O(ref)
L
L
Low power audio DAC
LI
o
accepted, but levels from 3.3 V domain can be applied to the pins.
oscillations in the output operational amplifier.
= V
2.0 V supply voltage
DDA
HIGH-level input voltage
LOW-level input voltage
input leakage current
input capacitance
HIGH-level input voltage
MID-level input voltage
LOW-level input voltage
reference voltage
V
resistance
maximum output current
load resistance
load capacitance
= 2.0 V; f
ref(DAC)
output voltage (RMS value)
unbalance between channels
distortion-plus-noise to signal
ratio
PARAMETER
reference output
i
= 1 kHz; T
PARAMETER
amb
= 25 C; R
at 2.0 V supply voltage
at 3.0 V supply voltage
at 2.0 V supply voltage
at 3.0 V supply voltage
with respect to V
(THD + N)/S < 0.1%;
R
note 3
L
at 0 dB (FS) digital input
f
f
A-weighted
f
f
= 800
s
s
s
s
L
= 44.1 kHz; at 0 dB
= 44.1 kHz; at 60 dB;
= 96 kHz; at 0 dB
= 96 kHz; at 60 dB; A-weighted
= 5 k . All voltages with respect to ground (pins V
CONDITIONS
CONDITIONS
12
SSA
1.3
2.0
0.9V
0.4V
0
0.45V
3
0.5
0.5
MIN.
DDD
DDD
DD
0.5V
12.5
0.88
MIN.
must be used to prevent
TYP.
DD
0.5
0.1
TYP.
80
37
75
35
3.3
5.0
+0.5
+0.8
1
10
V
0.6V
0.5
0.55V
50
Product specification
UDA1334TS
DDD
MAX.
SSA
DDD
DD
MAX.
and V
V
V
V
V
pF
V
V
V
V
k
mA
k
pF
A
SSD
UNIT
V
dB
dB
dB
dB
dB
UNIT
);