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TDA7705 数据表(PDF) 20 Page - STMicroelectronics

部件名 TDA7705
功能描述  Highly integrated tuner for AM/FM car radio
PDF  42 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7705 数据表(HTML) 20 Page - STMicroelectronics

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Electrical specifications
TDA7705
20/42
Doc ID 15938 Rev 9
3.4.7
Audio DAC
3.4.8
IO interface pins
Table 13.
Audio DAC
Symbol
Parameter
Test condition
Min
Typ
Max
Units
Vout
Max. output voltage
Full scale
-
1
-
Vrms
BW
Bandwidth
1dB attenuation
-
15
-
KHz
Rout
Output resistance
-
600
750
900
VN, out
Output noise
-
-
60
95
µVrms
THD
Distortion
-6 dBFS
-
0.03
0.04
%
Table 14.
IO interface pins
Symbol
Parameter
Test condition
Min
Typ
Max
Units
-
High level output voltage (all
IOs except GPO pin 2)
Iout = 500 µA
2.9
3.2
-
V
-
GPIOs source current (all IOs
in source mode except pin 2)
Total sourced current by all
GPIOs
-
-
1.25
mA
-
Low level output voltage (all
IOs except GPO pin 2)
Iout = -1 mA
-
0.1
0.3
V
-
Input voltage range
-
0
-
3.5
V
-
High level input voltage
-
2.0
-
-
V
-
Low level input voltage
-
-
-
0.8
V
Treset
Reset time
Minimum time during which
pin RSTN must be low so as
to reset the device
10
-
-
µs
Tlatch
Boot mode configuration latch
time
Minimum time during which
the voltage applied at pins 25
and 39 must be kept in order
to latch the correct boot mode
(serial bus configuration)
10
-
-
µs
-
GPO PLLTEST (pin 2) max
source current
--
-
1
mA
-
GPO PLLTEST (pin 2) max
sink current
--1
-
mA
-
GPO PLLTEST (pin 2)
minimum high level output
voltage
Iout = 1 mA
2.8
3.1
-
V
GPO PLLTEST (pin 2)
maximum high level output
voltage
Iout = 1 mA
-
0.1
0.3
V



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