ST7540TR STMicroelectronics, ST7540TR Datasheet - Page 29
ST7540TR
Manufacturer Part Number
ST7540TR
Description
IC TXRX FSK POWER LINE 28-TSSOP
Manufacturer
STMicroelectronics
Type
Transceiverr
Datasheet
1.ST7540TR.pdf
(44 pages)
Specifications of ST7540TR
Number Of Drivers/receivers
1/1
Voltage - Supply
5 V ~ 9 V
Mounting Type
Surface Mount
Package / Case
28-TSSOP Exposed Pad, 28-eTSSOP, 28-HTSSOP
For Use With
497-5485 - BOARD EVAL ST7540 PWR LINE TXRX
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Protocol
-
Lead Free Status / Rohs Status
Compliant
Other names
497-5528-2
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ST7540TR
Manufacturer:
FENGHUA
Quantity:
400 000
Company:
Part Number:
ST7540TR
Manufacturer:
ST
Quantity:
2 100
Part Number:
ST7540TR
Manufacturer:
ST
Quantity:
20 000
ST7540
Note:
Table 11. V
Notes: The rate of R2 takes in account the input resistance on the V
capacitor effect has been neglected.
Figure 18. Typical output current vs RCL
●
Vout (Vrms)
Integrated Power Line Interface (PLI)
The Power Amplifier (PA) is a CMOS AB Class Power Amplifier. The PA requires, to
ensure a proper
operation, a regulated and well filtered Supply Voltage. Vcc Voltage and PA_OUT
Voltage must fulfil
the following formulas to work without clipping phenomena:
0.150
0.250
0.350
0.500
0.625
0.750
0.875
1.000
1.250
1.500
Irms
(mA)
1220
1120
1020
920
820
720
620
520
420
320
220
120
OUT
0.5 0.7 0.9 1.1 1.3 1.5 1.7 1.9 2.1 2.3 2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1
Vs. R1 & R2 resistors value
Vout (dBµV)
103.5
108.0
110.9
114.0
115.9
117.5
118.8
120.0
121.9
123.5
V
CC
VPOUT DC
≥
VPAOUT AC
--------------------------------------- -
(
2
)
(R1+R2)/R2
(
–
VPAOUT AC
--------------------------------------- -
10.8
1.1
1.9
2.7
3.7
4.7
5.8
6.6
7.6
9.5
)
+
VPOUT DC
2
(
(
)
≥
1.5V
)
R2 (KΩ)
+
1.6
3V
7.5
5.1
3.6
3.3
3.3
2.7
2.0
1.6
1.6
SENSE
Functional description
D01IN1311
Rcl(kΩ)
pin (36K
R1 (KΩ)
11.0
12.0
11.0
10.0
13.0
15.0
1.0
3.9
5.6
8.2
Ω
). 10nF
29/44