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TH72015 Datasheet(PDF) 8 Page - Melexis Microelectronic Systems

Part # TH72015
Description  433MHz FSK/ASK Transmitter
PDF  21 Pages
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Manufacturer  MELEXIS [Melexis Microelectronic Systems]
Direct Link  http://www.melexis.com
Logo MELEXIS - Melexis Microelectronic Systems

TH72015 Datasheet(HTML) 8 Page - Melexis Microelectronic Systems

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TH72015
433MHz
FSK/ASK Transmitter
Page 8 of 21
REVISION 012 - JUNE 14, 2017
3901072015
3. Pin Definition and Description
Pin No.
Name
I/O Type
Functional Schematic
Description
1
ASKDTA
input
ASK data input,
CMOS compatible with
operation mode dependent
pull-up circuit
TX standby: no pull-up
TX active: pull up
2
FSKDTA
input
FSK data input,
CMOS compatible with
operation mode dependent
pull-up circuit
TX standby: no pull-up
TX active: pull up
3
FSKSW
analog I/O
XOSC FSK pulling pin,
MOS switch
4
ROI
analog I/O
XOSC connection to XTAL,
Colpitts type crystal oscillator
5
ENTX
input
mode control input,
CMOS-compatible with
internal pull-down circuit
6
PSEL
analog I/O
power select input, high-
impedance comparator logic
TX standby: IPSEL = 0
TX active: IPSEL = 8µA
7
VEE
ground
negative power supply
8
OUT
output
power amplifier output,
open collector
9
VEE
ground
negative power supply
10
VCC
supply
positive power supply
1
.5
k
1
0
:E
N
T
X
=
1
1
:E
N
T
X
=
0
A
S
K
D
T
A
1
.5
k
2
0
:E
N
T
X
=
1
1
:E
N
T
X
=
0
F
S
K
D
T
A
FSKSW
3
ROI
4
36p
36p
25k
E
N
T
X
5
1
.5
k
PSEL
6
1.5k
8µA
OUT
8
VEE
VEE
VCC



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