RC2798G Fairchild Semiconductor, RC2798G Datasheet - Page 8

• Manufacturer Part Number: RC2798G
• Description: Up-Down Converters TSSOP-20
• Manufacturer: Fairchild Semiconductor
• Type: Frequency Down Converterr

Specifications of RC2798G

• Mounting Style: SMD/SMT
• Operating Supply Voltage: 5 V
• Maximum Operating Temperature: + 75 C
• Minimum Operating Temperature: - 40 C
• Package / Case: TSSOP-20
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

RC2798
Crystal Oscillator Implementation
8
+5V
Oscillator O/P
+5V
Oscillator O/P
10µF
10µF
Fundamental mode
+
+
Series Resonant
38.886 MHz
.1µF
.1µF
FB
38.886 MHz
10µF
FB
93pF
10µF
Co
220pF
XTL
10nF
220pF
+
XTL
+
Figure 6. Fundamental Mode—Series Resonant XTL
.1µF
Figure 7. Overtone Mode—Series Resonant XTL
.1µF
OSC_OUT
AGC_IN1
AGC_IN2
OSC_OUT
VCC MIX
AGC_IN1
AGC_IN2
VCC MIX
VAGC
Lo
180nH
GND
VAGC
10
GND
1
2
3
4
5
6
7
8
9
B2
C1
C2
B1
10
1
2
3
4
5
6
7
8
9
C1
C2
B2
B1
RC2798
RC2798
GND
MIX_OUT2
MIX_OUT1
G1A
G1B
VampIn1
VampIn2
VccAmp
OUT1
OUT2
GND
MIX_OUT2
MIX_OUT1
G1A
G1B
VampIn1
VampIn2
VccAmp
OUT1
OUT2
20
19
18
17
16
15
14
13
12
11
20
19
18
17
16
15
14
13
12
11
PRODUCT SPECIFICATION