LM4851IBL National Semiconductor, LM4851IBL Datasheet - Page 4

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LM4851IBL

Manufacturer Part Number
LM4851IBL
Description
Integrated Audio Amplifier System
Manufacturer
National Semiconductor
Datasheet
www.national.com
t
t
t
t
t
t
t
t
t
I
I
V
P
ES
EH
EL
DS
DH
CS
CH
CL
CLK
DD
DD
Symbol
Symbol
OS
O
Electrical Characteristics
The following specifications apply for V
Electrical Characteristics
The following specifications apply for V
Digital Volume Range (R
L
Digital Volume Stepsize
Stepsize Error
Phone In Volume
Phone In Volume
Phone In Input Impedance
R
Enable Setup Time (ENB)
Enable Hold Time (ENB)
Enable Low Time (ENB)
Data Setup Time (DATA)
Data Hold Time (DATA)
Clock Setup Time (CLK)
Clock Logic High Time (CLK)
Clock Logic Low Time (CLK)
Clock Frequency
Supply Current
Shutdown Current
Output Offset Voltage
Output Power
IN
IN
)
and L
IN
Parameter
Parameter
IN
and
DD
DD
= 5.0V, T
= 3.0V, T
(Notes 2, 8) (Continued)
(Notes 2, 8)
Input referred minimum gain
Input referred maximum gain
BTL gain from
Phone In to SPKR
BTL gain from
Phone In to R
Output mode 7
V
Output modes 1, 2, 3, 4, 5, 6
V
Output mode 0
V
SPKR
THD+N = 1%; f = 1kHz
LM4851LQ
SPKR
THD+N = 1%; f = 1kHz
R
THD+N = 0.5%; f = 1kHz
IN
IN
IN
OUT
= 0V; I
= 0V; I
= 0V
OUT
OUT
and L
A
A
= 25˚C unless otherwise specified.
= 25˚C unless otherwise specified.
; R
; R
O
O
OUT
L
L
= 0A
= 0A
OUT
= 4Ω
= 8Ω
; R
Conditions
Conditions
, L
4
OUT
L
OUT
= 32Ω
(Note 5)
(Note 5)
Typical
Typical
-40.5
±
430
340
1.5
6.2
4.0
0.1
5.0
+6
20
50
25
0.5
6
0
LM4851
LM4851
(Note 6)
(Note 6)
Limit
Limit
37.5
62.5
300
DC
7.0
15
25
20
20
30
20
20
20
50
50
10
11
50
20
2
MHz (max)
mA (max)
mA (max)
mV (max)
mW (min)
mW (min)
kΩ (max)
kΩ (max)
µA (max)
kΩ (min)
kΩ (min)
(Limits)
ns (min)
ns (min)
ns (min)
ns (min)
ns (min)
ns (min)
ns (min)
ns (min)
(Limits)
Units
Units
(min)
mW
dB
dB
dB
dB
dB

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