参数资料
型号: TDA7415CB
厂商: STMICROELECTRONICS
元件分类: 模拟信号调理
英文描述: SPECIALTY ANALOG CIRCUIT, PQFP64
封装: 10 X 10 MM, 1.40 MM HEIGHT, ROHS COMPLIANT, LQFP-64
文件页数: 9/50页
文件大小: 1358K
代理商: TDA7415CB
TDA7415CB
Electrical specification
Doc ID 14100 Rev 3
4.3.5
Bus and control inputs
4.3.6
DC offset detector
Table 10.
Bus and control inputs
(I2C/SPI, spectrum analyzer, direct-mute, offset detector)
Symbol
Parameter
Test conditions / remark
Min.
Typ.
Max.
Unit
VIL
Input low voltage
SDA-, SCL-, SEL-, WinIn-pin
-
0.8
0.7
V
VIH
Input high voltage
-
2.5
2.4
-
V
VTH
Input threshold voltage
SAres-, SAclk-, all Mute-pins
-
1.5
-
V
VTH
Input threshold hysteresis -
-
100
-
mV
IIN
Input current
VIN= 0.4V; SDA-, SCL-pin
-5
-
5
μA
VTH,SPI
SPI-mode threshold
voltage
(1)
--
5.5
V
VO,ACK
SDA-acknowledge output
volt.
IO= 1.6mA
-
0.4
V
RPULLUP
Pull-up resistance
WinIn-pin
30
50
70
k
Ω
IPULLUP
Pull-up current
VIN= 0V, all Mute-pins
50
100
150
μA
fSCKmax
Maximum clock speed
SPI-mode
-
2000
kbit/s
I2C-mode
-
800
kbit/s
1.
pull-up is needed for I2C Mute
Table 11.
DC offset detector
Symbol
Parameter
Test conditions / remark
Min.
Typ.
Max.
Unit
Vth
Zero comp. window size
V1
-
±25
-
mV
V2
-
±50
-
mV
V3
-
±75
-
mV
V4
-
±100
-
mV
τ
sp
Max. rejected spike
length
τ1-
7.5
-
μs
τ2-
15
-
μs
τ3-
22.5
-
μs
τ4-
30
-
μs
IErr,charge
DCErr charge current
-
1
5
10
μA
IErr,discharge DCErr discharge current
-
2.5
5
7.5
mA
VOutH
DCErr high voltage
-
2.5
3.3
-
V
VOutL
DCErr low voltage
-
150
300
mV
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