S1M8821 Samsung Semiconductor, Inc., S1M8821 Datasheet - Page 12

• Manufacturer Part Number: S1M8821
• Description: Interger Rf/if Dual Pll Frequency Synthesizer
• Manufacturer: Samsung Semiconductor, Inc.

S1M8821/22/23
ELECTRICAL CHARACTERISTICS (Continued)
(V
<For Charge Pump items>
Ia=Charge pump sink current at Vcp=Vp- V,
Ic=Charge pump sink current at Vcp= V
Id=Charge pump source current at Vcp=Vp- V, Ie=Charge pump source current at Vcp=Vp/2,
If=Charge pump source current at Vcp= V
become flat.
* Output Current Sink vs. Source Mismatch = [| Ib|-|Ie|] / [0.5 * {| Ib|+|Ie|}] * 100 (%)
** Output Current Magnitude Variation vs. Temperature =
*** Output Current Magnitude Variation vs. Voltage =
12
V=Voltage offset from positive(for sink current) and negative(for source current) points from which the charge pump currents
Serial Data Control
CLOCK Frequency
CLOCK Pulse Width High
CLOCK Pulse Width Low
DATA Set Up Time to CLOCK
Risng Edge
DATA Hold Time after CLOCK
Rising Edge
LE Pulse Width
CLOCK Rising Edge to LE Rising
Edge
DD
[| Ib @any temp.| - |Ib @ 25 C|] / | Ib @ 25 C| * 100 (%)
[0.5 * {|Ia|-|Ic|}] / [0.5 * {|Ia|+|Ic|}] * 100 (%) and [0.5 * {|Id|-|If|}] / [0.5 * {|Id|+|If|}] * 100 (%)
=3.0V, V
Characteristic
P
=3.0V, Ta
25 C, Unless otherwise specified )
Symbol
f
CLOCK
t
t
t
t
CWH
CWL
t
LEW
t
CLE
Ib=Charge pump sink current at Vcp=Vp/2,
DH
DS
Test Conditions
and [|Ie @any temp.| - |Ie @ 25 C|] / |Ie @ 25 C| * 100 (%)
Min.
50
50
50
10
50
50
Typ.
INTERGER RF/IF DUAL PLL
Max.
10
MHz
Unit
ns
ns
ns
ns
ns
ns