MC13156 查看數據表（PDF） - Motorola => Freescale
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MC13156 Datasheet PDF : 20 Pages
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MC13156
AC ELECTRICAL CHARACTERISTICS (continued) (TA = 25°C, VEE = –3.0 Vdc, fRF = 130 MHz, fLO = 140.7 MHz, Figure 1 test
circuit, unless otherwise specified.)
Characteristic
Pin
Symbol
Min
Typ
Max
Unit
LIMITING AMPLIFIER SECTION
Limiter RSSI Slope (Figure 7)
Limiter Gain
Input Impedance
20
–
0.2
0.4
0.6
µA/dB
–
–
–
55
–
dB
10
–
–
1.4
–
kΩ
CARRIER DETECT
Output Current – Carrier Detect (High Vin)
Output Current – Carrier Detect (Low Vin)
Input Threshold Voltage – Carrier Detect
Input Voltage Referenced to VEE = –3.0 Vdc
21
–
–
0
–
µA
21
–
–
3.0
–
mA
20
–
0.9
1.2
1.4
Vdc
RF Input
130MHz
Figure 1. Test Circuit
1:4
(1) TR 1
1
200
2
MC13156
Mixer
50
24
23
Local
Oscillator
Input
140.7MHz
200m Vrms
Mixer
Output
IF Input
IF Output
Limiter
Input
SMA
1.0 n 3
330
4 VCC
Bias
5
50
6
1.0 n
1.0 n
IF Amp
7
8
1.0 n
330
9 VCC
Data
Slicer
Bias
LIM Amp
10
50
11
1.0 n
1.0 n
12
5.0 p
VEE 22
100 n 1.0 n
A
+ 1.0 µ
21
A
RSSI
20 Output
A
19
VEE
A
100 n 1.0 n + 1.0 µ
18
Data Output
A
17
16
VEE
15
1.0 n
V
100 n 1.0 n
14
100 k
13
100 k
Carrier
Detect
VEE
Data Slicer
Hold
NOTES: 1. TR 1 Coilcraft 1:4 impedance transformer.
2. VCC is DC Ground.
3. 1.5 µH variable shielded inductor:
Toko Part # 292SNS–T1373 or Equivalent.
150 p
(3)
1.0 µH
MOTOROLA WIRELESS SEMICONDUCTOR
3
SOLUTIONS – RF AND IF DEVICE DATA
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