參數(shù)資料
型號(hào): LM4832M/NOPB
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 音頻控制
英文描述: 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDSO28
封裝: SOIC-28
文件頁(yè)數(shù): 12/23頁(yè)
文件大小: 577K
代理商: LM4832M/NOPB
Absolute Maximum Ratings (Note 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage
6.0V
Storage Temperature
65C to +150C
Input Voltage
0.3V to V
DD +0.3V
Power Dissipation (Note 3)
Internally limited
ESD Susceptibility (Note 4)
2000V
ESD Susceptibility (Note 5)
250V
Junction Temperature
150C
Soldering Information
Small Outline Package
Vapor Phase (60 sec.)
215C
Infrared (15 sec.)
220C
See AN-450 "Surface Mounting and their Effects on
Product Reliability" for other methods of soldering surface
mount devices.
θ
JC (typ) — N28B
21C/W
θ
JA (typ) — N28B
62C/W
θ
JC (typ) — M28B
15C/W
θ
JA (typ) — M28B
69C/W
θ
JC (typ) — MTC28
20C/W
θ
JA (typ) — MTC28
80C/W
Operating Ratings
Temperature Range
T
MIN
≤ T
A
≤ T
MAX
40C
≤ T
A
≤ 85C
Supply Voltage
4.5
≤ V
DD
≤ 5.5V
Electrical Characteristics for Entire IC (Notes 1, 2)
The following specifications apply for V
DD = 5V unless otherwise noted. Limits apply for TA = 25C.
Symbol
Parameter
Conditions
LM4832
Units
(Limits)
Typical
Limit
V
DD
Supply Voltage
V
IN = 0V, IO = 0A
4.5
V (min)
5.5
V (max)
I
DD
Quiescent Power Supply Current
13
21
mA (max)
I
SD
Shutdown Current
2.5
9
A (max)
INPUT ATTENUATORS
A
R
Attenuator Range
Attenuation at 0 dB Setting
Attenuation at 14 dB Setting
1
15
dB (max)
dB (min)
A
S
Step Size
0 dB to 14 dB
2
dB
Gain Step Size Error
0.1
dB (max)
E
T
Channel to Channel Tracking Error
0.15
dB (max)
BASS CONTROL
A
R
Bass Control Range
f = 100 Hz, V
IN = 0.25V
±12
14
dB (min)
14
dB (max)
A
S
Bass Step Size
2
dB
E
SE
Bass Step Size Error
0.5
dB (max)
E
T
Bass Tracking Error
0.15
dB (max)
TREBLE CONTROL
A
R
Treble Control Range
f
IN = 10 kHz, VIN = 0.25V
±12
13
dB (min)
13
dB (max)
A
S
Treble Step Size
2
dB
E
SE
Treble Step Size Error
0.1
dB (max)
E
T
Treble Tracking Error
0.15
dB (max)
OUTPUT ATTENUATORS
A
R
Attenuator Range
Gain at +20 dB Setting
Attenuation at 40 dB Setting
+20 dB to 40 dB
21
dB (max)
42
dB (min)
A
S
Step Size
2dB
Step Size Error
0.1
dB (max)
E
T
Channel to Channel Tracking Error
0.1
dB (max)
AUDIO PATH
V
OS
Output Offset Voltage
V
IN = 0V
3
50
mV (max)
LM4832
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