S1T8825 Datasheet, PDF (2/16 Pages) Samsung semiconductor – 1.1GHZ DUAL PLL

S1T8825
BLOCK DIAGRAM
PRELINIMARY( VER.2.1 )
1.1GHZ DUAL PLL
Prescaler
Fin1 1 Pre_Amp 1/2
1
32, 33
Prescaler
1
1/2 Pre_Amp 16 Fin2
32, 33
V_CC 2
Buffer
Buffer
15 V_CC
CP1 ₃
GND 4
LD 5
CK 6
Charge ²
Pump
Phase
Detector
Lock
Detector
6
DATA 7
Control
Circuit
EN 8
Channel 1
Program-
able
Divider
Channel 2
Program-
able
Divider
2 _Charge
Pump
14 _CP2
Phase
Detector
13 GND
Switch 12 SW
Local
OSC
11 OSCI
Reference
Divider
1/2
17
12
10 OSCO
Buffer
9 BO
PIN CONFIGURATION
Fin1
V_CC
CP1
GND
LD
CK
DATA
EN
1
16
Fin2
2
15
V_CC
3
14
CP2
4
13
KB8825
GND
5
S1T8825
12
SW
6
11 _OSCI
7
10 _OSCO
8
9
BO
16TSSOP
2