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ST7538 数据表(PDF) 6 Page - STMicroelectronics

部件名 ST7538
功能描述  POWER LINE FSK TRANSCEIVER
PDF  30 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST7538 数据表(HTML) 6 Page - STMicroelectronics

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ST7538
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HD2ATOP
Second Harmonic Distortion on
each ATOP1 and ATOP2 pins
VATOP = 4VPP
No Load
-55
-42
dB
VATOP = 4VPP
RLOAD =50Ω (Differential)
Carrier Frequency: 132.5KHz
-65
-53
dB
HD3ATOP
Third Harmonic Distortion on
each ATOP1 and ATOP2 pins
VATOP = 4VPP
No Load.
-56
-49
dB
VATOP = 4VPP
RLOAD =50Ω (Differential)
Carrier Frequency: 132.5KHz
-65
-52
dB
VATOP
Accuracy with Voltage Control
Loop Active
RCL = 0Ω
-1
+1
GST
GST
ALC Gain Step Control loop
gain step
0.6
1
1.4
dB
DRNG
ALC Dynamic Range
30
dB
VCLTH
Voltage control loop reference
threshold on Vsense pin
Figure 13
170
190
210
mVPK
VCLHYST
Hysteresis on Voltage loop
reference threshold
Figure 13
+-19
mV
CCLTH
Current control loop reference
threshold on Csense pin
Figure 13
1.80
1.90
2.00
V
CCLHYST
Hysteresis on Voltage loop
reference threshold
Figure 13
210
250
290
mV
VSENSE
VSENSE Input Impedance
36
K
Ω
TRxTx
Carrier Activation Time
Figure 16 - 600 Baud Xtal=16MHz
0.01
1.6
ms
Figure 16- 1200 Baud
Xtal=16MHz
0.01
800
µs
Figure 16- 2400 Baud
Xtal=16MHz
0.01
400
µs
Figure 16- 4800 Baud
Xtal=16MHz
0.01
200
µs
TALC
Carrier Stabilization Time
From STEP 16 to zero or From
step 16 to step 31,
Figure 16.
Xtal =16MHz
3.2
ms
TST
Tstep
Figure 16
Xtal =16MHz
200
µs
Receiver
VIN
Input Sensitivity (Normal Mode)
1
2
mVrms
Input Sensitivity (High Sens.)
500
µVrms
VIN
Maximum Input Signal
2
Vrms
RIN
Input Impedance
80
100
140
k
Ω
VCD
Carrier Detection Sensitivity
(Normal Mode)
12
mVrms
Carrier Detection Sensitivity
(High Sensitivity Mode)
500
µVrms
VBU
Band in Use Detection Level
77
85
dB/
µVrms
ELECTRICAL CHARACTERISTCS (continued)
(AVcc = DVcc = +5V, PAVcc =+9 V, PAVss, SGND = DVss = 0V,-40°C
≤ Tamb ≤ 85°C, unless otherwise specified)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit



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