參數(shù)資料
型號(hào): STLC7545
廠(chǎng)商: 意法半導(dǎo)體
英文描述: Enhanced V.34 BIS Analog Front-End(單片模擬前端)
中文描述: 國(guó)際清算銀行增強(qiáng).34模擬前端(單片模擬前端)
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文件大?。?/td> 378K
代理商: STLC7545
VII - ELECTRICALSPECIFICATIONS
(continued)
VII.2.3- CrystalOscillatorInterface
(XTAL10,XTAL11)
Crystal mode only available at DV
DD
= 5V otherwise externalclock oscillator mandatory.
Table 45 :
CrystalOscillator Interface
Symbol
V
IL
V
IH
I
L
I
H
Parameter
Min.
Typ.
Max.
1.5
Unit
V
V
μ
A
μ
A
Low Level Input Voltage
High Level Input Voltage
Low Level Input Current (GND
V
I
V
IL
max)
High Level Input Current (V
IH
min
V
I
V
DD
)
3.5
-15
-
15
VII.2.4- AnalogInterface
Table 46 :
Analog Interface
Symbol
Parameter
Min
Typ
Max
Unit
V
REF
Differential Reference Voltage Output = V
REFP
-V
REFN
= V
REF
(with AV
DD
= 5V)
2.40
2.50
2.60
V
Tempco (V
REF
)
V
REF
Temperature Coefficient
200
ppm/
°
C
V
CMO IN
Input Common Mode Offset Voltage =RxA1
+
RxA2
2
V
CM
-300
300
mV
V
DIF IN
V
OFFIN
Differential Input Voltage : RxA1-RxA2 <= 2*V
REF
Differential Input DC Offset Voltage : RxA1 = RxA2 = V
CM
(1)
2 * V
REF
Vpp
-100
100
mV
V
CMO OUT
Output common mode voltage offset =TxA1
+
TxA2
2
V
CM
200
200
mV
V
DIF OUT
Differential Output Voltage : TxA1-TxA2 <= 2*V
REF
2 * V
REF
Vpp
V
OFF OUT
V
OUT
Differential Output DC Offset Voltage : (TxA1 - TxA2)
-100
100
mV
Output Voltage EYEX,EYEY
GND
VDD
V
R
IN
Input Resistance RxA1, RxA2
100
k
k
M
R
OUT
Output Resistance
TxA1,TxA2
EYEX, EYEY
20
50
R
L
Load Resistance
TxA1,TxA2
EYEX, EYEY
10
1
C
L
Load Capacitance
TxA1,TxA2
EYEX, EYEY
20
30
pF
pF
Note 1 :
Input DC offset can be cancelled by high-pass filtering in IIR2 filter
STLC7545
43/53
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