IC DGTL AUDIO PWM PROC 64-TQFP

TAS5508APAG

Manufacturer Part NumberTAS5508APAG
DescriptionIC DGTL AUDIO PWM PROC 64-TQFP
ManufacturerTexas Instruments
TypePWM Processor
TAS5508APAG datasheet
 


Specifications of TAS5508APAG

ApplicationsDVDMounting TypeSurface Mount
Package / Case64-TQFP, 64-VQFPFor Use WithTAS5342DDV6EVM - TAS5342DDV6EVMTAS5508-5142K7EVM - EVAL MODULE FOR TAS5508B/TAS5142TAS5508-5122C6EVM - EVAL MODULE FOR TAS5508B/TAS5122TAS5508-5121K8EVM - EVAL MODULE FOR TAS5508B/TAS5121
Lead Free Status / RoHS StatusLead free / RoHS CompliantOther names296-17475
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TAS5508A
8-Channel Digital Audio PWM Processor
SLES119A – FEBRUARY 2004 – REVISED JULY 2009
4.5
Electrical Characteristics
Over recommended operating conditions (unless otherwise noted)
PARAMETER
V
High-level output voltage
OH
V
Low-level output voltage
OL
I
High-impedance output current
OZ
I
Low-level input current
IL
I
High-level input current
IH
I
Input supply current
DD
(1) 5-V tolerant outputs are SCL and SDA.
(2) 5-V tolerant inputs are RESET, PDN, MUTE, HP_SEL, SCLK, LRCLK, MCLK, SDIN1, SDIN2, SDIN3, SDIN4, SDA, and SCL.
4.6
PWM Operation
Over recommended operating conditions
PARAMETER
Output sample rate 1 –8 oversampled
4.7
Switching Characteristics
4.7.1 Clock Signals
PLL input parameters and external filter components over recommended operating conditions (unless otherwise noted)
PARAMETER
f
Frequency, XTAL IN
XTALI
f
Frequency, MCLK (1/t
)
MCLKI
cyc2
MCLK duty cycle
MCLK minimum high time
MCLK minimum low time
LRCLK allowable drift before LRCLK reset
External PLL filter capacitor C1
External PLL filter capacitor C2
External PLL filter resistor R
External VRA_PLL decoupling
(1) See the TAS5508A Example Application Schematic,
56
Electrical Specifications
TEST CONDITIONS
(1)
3.3-V TTL and 5 V
tolerant
I
OH
1.8-V LVCMOS (XTL_OUT)
I
OH
(1)
3.3-V TTL and 5 V
tolerant
I
OL
1.8-V LVCMOS (XTL_OUT)
I
OL
3.3-V TTL
3.3-V TTL
V
= V
I
1.8-V LVCMOS (XTL_IN)
V
= V
I
(2)
5 V tolerant
V
= 0 V, DVDD = 3 V
I
3.3-V TTL
V
= V
I
1.8-V LVCMOS (XTL_IN)
V
= V
I
(2)
5 V tolerant
V
= 5.5 V, DVDD = 3 V
I
f
= 48 kHz
S
f
= 96 kHz
S
Digital supply voltage, DVDD
f
= 192 kHz
S
Power down
Normal
Analog supply voltage, AVDD
Power down
TEST CONDITIONS
32-kHz data rate 4%
44.1-, 88.2-, 176.4-kHz data rate 4%
48-, 96-, 192-kHz data rate 4%
TEST CONDITIONS
Only use 13.5-MHz crystal 1000 ppm
2-V MCLK = 49.152 MHz, within the min
and max duty cycle constraints
0.8-V MCLK = 49.152 MHz, within the min
and max duty cycle constraints
SMD 0603 Y5V
SMD 0603 Y5V
SMD 0603, metal film
SMD, Y5V
Section
8.
MIN
TYP
MAX
= –4 mA
2.4
= –0.55 mA
1.44
= 4 mA
= 0.75 mA
IL
IL
IH
IH
140
150
155
8
20
2
MODE
VALUE
12 sample rate
384
8 , 4 , or 2 sample rate
352.8
8 , 4 , or 2 sample rate
384
MIN
TYP
MAX
13.5
2
40%
50%
60%
5
5
100
10
200
100
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UNIT
V
0.5
V
0.5
20
A
1
1
A
1
1
1
A
20
mA
mA
UNIT
kHz
kHz
kHz
(1)
UNIT
MHz
50
MHz
ns
ns
10
MCLKs
nF
nF
nF