LM4546AVH NSC [National Semiconductor], LM4546AVH Datasheet - Page 4

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LM4546AVH

Manufacturer Part Number
LM4546AVH
Description
AC 97 Rev 2 Multi-Channel Audio Codec with Sample Rate Conversion and National 3D Sound
Manufacturer
NSC [National Semiconductor]
Datasheet
www.national.com
Analog to Digital Converters
Digital to Analog Converters
THD
D
Analog Output Section
A
A
Z
Digital I/O (Note 9)
V
V
V
V
I
I
I
Digital Timing Specifications (Note 9)
F
T
T
F
T
T
T
T
T
T
T
T
T
L
L
DR
OUT
BC
BCP
CH
SYNC
SP
SH
SL
DSETUP
DHOLD
SSETUP
SHOLD
CO
RISE
S
M
IH
IL
OH
OL
T
Symbol
Resolution
Dynamic Range (Note 9)
Frequency Response
Resolution
Dynamic Range (Note 9)
Total Harmonic Distortion
Frequency Response
Group Delay (Note 9)
Out of Band Energy (Note 10)
Stop Band Rejection
Discrete Tones
Step Size
Mute Attenuation
Output Impedance (Note 9)
High level input voltage
Low level input voltage
High level output voltage
Low level output voltage
Input Leakage Current
Tri state Leakage Current
Output drive current
BIT_CLK frequency
BIT_CLK period
BIT_CLK high
SYNC frequency
SYNC period
SYNC high pulse width
SYNC low pulse width
Setup Time for codec data input
Hold Time for codec data input
Setup Time for codec SYNC input
Hold Time for codec SYNC input
Output Valid Delay
Rise Time
Parameter
200308 Version 5 Revision 1
-60 dB Input THD+N, A-Weighted
-1 dB Bandwidth
-60 dB Input THD+N, A-Weighted
V
0 dB to -46.5 dB
All Analog Outputs
AC Link inputs
High impedance AC Link outputs
AC Link outputs
Variation of BIT_CLK duty cycle from 50%
SDATA_OUT to falling edge of BIT_CLK
Hold time of SDATA_OUT from falling edge
of BIT_CLK
SYNC to rising edge of BIT_CLK
Hold time of SYNC from rising edge of
BIT_CLK
Output Delay of SDATA_IN from rising
edge of BIT_CLK
BIT_CLK, SYNC, SDATA_IN or
SDATA_OUT
IN
= -3 dB, f = 1 kHz, R
Print Date/Time: 2009/07/15 15:26:52
4
Conditions
L
= 10 kΩ
20 - 21 k
(Note 6)
Typical
12.288
TBD
TBD
0.01
81.4
20.8
19.5
-40
-96
1.5
1.3
18
90
20
18
89
70
86
48
5
LM4546A
(Note 7)
0.40 x
0.30 x
0.50 x
0.20 x
Limit
DV
DV
DV
DV
TBD
TBD
±10
±10
±20
86
85
15
15
2
5
6
DD
DD
DD
DD
ms (max)
ns (max)
ns (max)
dB (min)
dB (min)
% (max)
(Limits)
ns (min)
ns (min)
ns (min)
ns (min)
V (max)
V (max)
V (min)
V (min)
Units
MHz
Bits
kHz
Bits
kHz
mA
Hz
dB
dB
dB
dB
dB
µA
µA
ns
µs
µs
µs
%

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