U2741BNFBY Atmel, U2741BNFBY Datasheet - Page 6

• Manufacturer Part Number: U2741BNFBY
• Manufacturer: Atmel

Specifications of U2741BNFBY

• Operating Frequency (max): 450000kHz
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (max): 5.5V
• Lead Free Status / Rohs Status: Compliant

Figure 5-2.
6
U2741B
Application Circuit
3.39 MHz
ASK
CLK
FSK
C
7
C
6
R
4
C
C
2
LFGND
LFVCC
1
GND
VCC
ASK
CLK
FSK
LF
1
2
3
4
5
6
7
8
U2741B
Power
OR
up
VCO
f
f
64
n
XTO
PA
16
15
14
13
12
11
10
DIVC
PWRSET
PWRVCC
ANT
PWRGND1
PWRGND2
XTO1
XTO2
9
+V
S
= 2.0 ... 5.5 V
Antenna
R
13.56 MHz
PWRSET
C
C
3
5
C
L
C
Feed
4
Loop1
C
Loop2
4733B–RKE–09/05