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ST7538 数据表(PDF) 5 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) 5 Page - STMicroelectronics

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ST7538
ELECTRICAL CHARACTERISTCS
(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
AVCC,
DVCC
Supply Voltages
4.75
5
5.25
V
PAVCC - DVCC PAVCC and DVCC Relation
during Power-Up Sequence
DVCC < 4.75V
0.1
1.2
V
PAVCC - AVCC PAVCC and DVCC Relation
during Power-Up Sequence
AVCC < 4.75V
0.1
1.2
V
PAVcc
Power Supply Voltage
7.5
12.5
V
Max allowed slope during
Power-Up
10
V/ms
AICC + DICC
Input Supply Current
Transmission & Receiving mode
5
7
mA
I PAVCC
Powered Analog Supply
Current
TX mode (no load)
30
50
mArms
RX mode
500
1000
µA
Maximum total current
370
mArms
Digital I/O
VIH
High Logic Level Input Voltage
2
V
VIL
Low Logic Level input Voltage
0.8
V
VOH
High Logic Level Output Voltage IOH= -2mA
3.5
V
VOL
Low Logic Level Output Voltage IOL= 2mA
0.4
V
Oscillator
VIHX
XIN High Level Input Voltage
External Clock
3
V
VILX
XIN Low Level Input Voltage
External Clock
2
V
DC
XTAL Clock Duty Cycle
External Clock
40
60
%
Xtal
Crystal Oscillator frequency
16
MHz
Tclock
Oscillator Period (1/Xtal)
62.5
ns
XtalESR
External Oscillator Esr
Resistance
40
Ohm
XtalCL
External Oscillator Stabilization
Capacitance
16
pF
Transmitter
IATOP
Output Transmitting Current in
programmable current limiting
Vsense connected though a
100pF cap to GND; Rcl=1.85k
Ω;
RLOAD =1Ω (as in fig. 13)
250
310
370
mArms
VATO
Max Carrier Output AC Voltage RCL = 1.85kΩ Vsense=0V
1.75
2.3
3.5
VPP
VATODC
Output DC Voltage on ATO
1.7
2.1
2.5
V
HD2ATO
Second Harmonic Distortion on
ATO
VATO = 2VPP; Fc=86KHz
-55
-42
dB
HD3ATO
Third Harmonic Distortion on
ATO
VATO = 2VPP; Fc=86KHz
-52
-49
dB
VATOP(AC)
Max Carrier Output AC Voltage
for each ATOP1 and ATOP2
pins
RCL = 1.85kΩ
Vsense=0V
3.5
4.6
6
Vpp
VATOP(DC)
Output DC Voltage on ATOP1
and ATOP2 pins
3.5
4.2
5
V
PAVcc
VAT OP A C
()
2
------------------------------------
7.5V
+
≥



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