U2716B-MFS
| Model | U2716B-MFS |
| Description | Analog Circuit, |
| PDF file | Total 11 pages (File size: 166K) |
| Chip Manufacturer | TEMIC |
U2761B
Typical Application Circuit
RX_ON
TX_ON
LO_IN
LC–tank
RX_DATA
PCB
28
27
26
25
24
23
22
21
20
19
18
17
16
15
Matching +
balun
+
OP amp
–
Demodulator
RX
TX
Control–
logic LC
TX
driver
IF
amp 2
IR
mixer
IF amp 1
Ramp
generator
SAW
Filter
RF/IF
U2761B
1
RSSI
PU
LC–Tank
MIXER_IN
TX_RF_OUT
2
3
4
5
6
7
8
9
10
11
12
Matching +
balun
13
14
VS
RAMP_OUT
14658
Figure 3. Typical application circuit
Recommended Baseband Filter (f
3dB
[
570 kHz)
14659
26
–
25
R3
6.8k
R1
13k
C1
18p
C2
5.6p
27
28
+
Figure 4. Recommended baseband filter
6 (11)
Rev. A5, 29-May-00
Preliminary Information
