S1M8836 Samsung Semiconductor, Inc., S1M8836 Datasheet - Page 26

• Manufacturer Part Number: S1M8836
• Manufacturer: Samsung Semiconductor, Inc.

S1M8836/37
SIMPLIFIED SCHEMATIC DIAGRAM FOR RF SENSITIVITY TEST
26
Generator
Sensitivity limit is determined when the error of the divided RF output (foLD) becomes 10Hz.
f
f
VCO
VCO
Signal
RF
= 1.0GHz,
=
2.1GHz, N =
Frequency
Counter
10dB ATTN
N =
100, P = 8, R = 2 in S1M8836 Integer-N test mode
210, P = 16, R = 2 in S1M8837 Integer-N test mode Typical Application Example
Microstrip 100pF
50
51
12k
39k
100pF
OSC
foLD
f
f
in
in
in
S1M8836/37
V
V
LE
DATA
CLOCK
2.7V - 4.0V
DD
P
FRACTIONAL-N RF/INTEGER-N IF DUAL PLL
100pF
2.2 F
100pF
PC Parallel
Port
2.2 F