tda1548tz NXP Semiconductors, tda1548tz Datasheet - Page 13

• Manufacturer Part Number: tda1548tz
• Description: Bitstream Continuous Calibration Filter-dac With Headphone Driver And Dsp
• Manufacturer: NXP Semiconductors

Philips Semiconductors
AC CHARACTERISTICS (DIGITAL)
All voltages referenced to ground (pins 2, 9 and 23); V
(note 1); unless otherwise specified.
1995 Nov 15
handbook, full pagewidth
T
t
t
Serial input data timing (see Fig.3)
BR
f
f
t
t
t
t
t
t
t
t
CW(L)
CW(H)
sys
WS
r
f
BCK(H)
BCK(L)
s;DAT
h;DAT
s;WS
h;WS
SYMBOL
cy
Bitstream continuous calibration filter-DAC
with headphone driver and DSP
clock cycle
f
f
clock input = data input rate
system clock frequency
word select input frequency
rise time
fall time
bit clock HIGH time
bit clock LOW time
data set-up time
data hold time
word select set-up time
word select hold time
sys
sys
DATA
BCK
WS
LOW level pulse width
HIGH level pulse width
PARAMETER
t r
t BCK(H)
T cy
t r
RIGHT
t
BCK(L)
LSB
Fig.3 Timing of input signals.
f
f
f
f
f
f
sys
sys
sys
sys
sys
sys
t
h;WS
= 384f
= 256f
= 64f
= 384f
= 256f
= 64f
CONDITIONS
DDD
s
s
s
s
s
s
MSB
13
= V
DDA
SAMPLE OUT
t
s;WS
= V
DDO
= 2.7 to 4.0 V; T
54.2
81.3
325.5
22
22
2.048
55
55
20
10
20
10
t s;DAT
MIN.
LEFT
t h;DAT
59.1
88.6
354.3
48f
64f
64f
44.1
TYP.
s
s
s
amb
MGC670
= +70 C, R
81.3
122
488.3
18.432
48.0
20
20
Product specification
MAX.
TDA1548T
L
= 32
ns
ns
ns
ns
ns
MHz
kHz
ns
ns
ns
ns
ns
ns
ns
ns
UNIT