T5753 ATMEL Corporation, T5753 Datasheet - Page 2

• Manufacturer Part Number: T5753
• Description: UHF ASK/FSK TRANSMITTER
• Manufacturer: ATMEL Corporation

Pin Configuration
Figure 2. Pinning TSSOP8L
Pin Description
2
Pin
1
2
3
4
5
6
7
8
T5753
PA_ENABLE
ENABLE
Symbol
ANT2
ANT1
XTAL
GND
CLK
VS
Function
Clock output signal for microcontroller
The clock output frequency is set by the
crystal to f
Switches on power amplifier, used for
ASK modulation
Emitter of antenna output stage
Open collector antenna output
Connection for crystal
Supply voltage
Ground
Enable input
XTAL
PA_ENABLE
/4
ANT2
ANT1
CLK
1
2
3
4
T5753
See ESD protection circuitry (see Figure 8 on page 8)
See ESD protection circuitry (see Figure 8 on page 8)
8
7
6
5
PA_ENABLE
ENABLE
GND
VS
XTAL
182 µA
ENABLE
XTAL
100
100
50k
Configuration
1.5k
20 µA
200k
VS
VS
CLK
1.2k
ANT1
ANT2
VS
U
ref
= 1.1V
4510F–RKE–07/04