參數(shù)資料
型號: ST7538
廠商: 意法半導體
英文描述: POWER LINE FSK TRANSCEIVER
中文描述: 電力線FSK收發(fā)器
文件頁數(shù): 5/30頁
文件大?。?/td> 264K
代理商: ST7538
5/30
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
AV
CC
,
DV
CC
PAV
CC
- DV
CC
PAV
CC
and DV
CC
Relation
during Power-Up Sequence
PAV
CC
- AV
CC
PAV
CC
and DV
CC
Relation
during Power-Up Sequence
PAV
cc
Power Supply Voltage
Max allowed slope during
Power-Up
AI
CC
+ DI
CC
Input Supply Current
Transmission & Receiving mode
I PAV
CC
Powered Analog Supply
Current
RX mode
Maximum total current
Digital I/O
V
IH
High Logic Level Input Voltage
V
IL
Low Logic Level input Voltage
V
OH
High Logic Level Output Voltage I
OH
= -2mA
V
OL
Low Logic Level Output Voltage
I
OL
= 2mA
Oscillator
V
IHX
XIN High Level Input Voltage
External Clock
V
ILX
XIN Low Level Input Voltage
External Clock
DC
XTAL Clock Duty Cycle
External Clock
Xtal
Crystal Oscillator frequency
Tclock
Oscillator Period (1/Xtal)
Xtal
ESR
External Oscillator Esr
Resistance
Xtal
CL
External Oscillator Stabilization
Capacitance
Transmitter
IATOP
Output Transmitting Current in
programmable current limiting
100pF cap to GND; Rcl=1.85k
;
R
LOAD
=1
(as in fig. 13)
V
ATO
Max Carrier Output AC Voltage R
CL
= 1.85k
Vsense=0V
V
ATODC
Output DC Voltage on ATO
HD2
ATO
Second Harmonic Distortion on
ATO
HD3
ATO
Third Harmonic Distortion on
ATO
V
ATOP(AC)
Max Carrier Output AC Voltage
for each ATOP1 and ATOP2
pins
PAVcc
Min.
4.75
Typ.
5
Max.
5.25
Unit
V
Supply Voltages
DV
CC
< 4.75V
0.1
1.2
V
AV
CC
< 4.75V
0.1
1.2
V
7.5
12.5
10
V
V/ms
5
7
mA
TX mode (no load)
30
500
50
mArms
μ
A
mArms
1000
370
2
V
0.8
V
3.5
V
0.4
V
3
V
2
V
40
60
%
16
62.5
MHz
ns
Ohm
40
16
pF
Vsense connected though a
250
310
370
mArms
1.75
2.3
3.5
V
PP
V
1.7
2.1
2.5
V
ATO
= 2V
PP
; Fc=86KHz
-55
-42
dB
V
ATO
= 2V
PP
; Fc=86KHz
-52
-49
dB
R
CL
= 1.85k
Vsense=0V
3.5
4.6
6
V
pp
V
ATOP(DC)
Output DC Voltage on ATOP1
and ATOP2 pins
3.5
4.2
5
V
VATOP AC
2
)
7.5V
+
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