參數(shù)資料
型號: TDA7460ND
廠商: STMICROELECTRONICS
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PDSO20
封裝: ROHS COMPLIANT, SOP-20
文件頁數(shù): 3/49頁
文件大小: 473K
代理商: TDA7460ND
TDA7460ND
Electrical specification
AMAX
Max attenuation
-83
-79
-75
dB
ASTEP
Step resolution
0.5
1
1.5
dB
EA
Attenuation set error
G = -20 to 20 dB
-1.25
0
1.25
dB
G = -60 to 20 dB
-4
0
3
dB
ET
Tracking error
2dB
VDC
DC steps
Adjacent attenuation steps
-3
0.1
3
mV
From 0 dB to GMIN
-7
0.5
+7
mV
Loudness control
ASTEP
Step resolution
0.5
1
1.5
dB
AMAX
Max. attenuation
-16
-15
-14
dB
fCMIN
Lower center frequency
180
200
220
Hz
fCMAX
Higher center frequency
360
400
440
Hz
Soft mute
AMUTE
Mute attenuation
60
100
dB
TD
Delay time
T1
0.48
1
ms
T2
0.96
2
ms
T3
20
40.4
60
ms
T4
200
324
600
ms
VTHlow
Low threshold for SM pin(1)
1V
VTHhigh
High threshold for SM pin
2.5
V
RPU
Internal pull-up resistor
70
100
130
k
Ω
VPU
Pull-up voltage
4.7
V
Soft step
TSW
Switch time
5
10
15
ms
Bass control
CRANGE
Control range
±13
±14
±15
dB
ASTEP
Step resolution
1
2
3
dB
fC
Center frequency
fC1
54
60
66
Hz
fC2
63
70
77
Hz
fC3
72
80
88
Hz
fC4
90
100
(2)
110
Hz
Table 6.
Audio processor electrical characteristics (continued)
(VS = 9 V; Tamb = 25 °C; RL = 10 kΩ; all gains = 0 dB; f = 1 KHz; unless otherwise specified)
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
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