UPB1009K NEC, UPB1009K Datasheet - Page 6

• Manufacturer Part Number: UPB1009K
• Description: Telecom ICs RO 551-UPB1009K-A
• Manufacturer: NEC

Specifications of UPB1009K

• Mounting Style: SMD/SMT
• Package / Case: QFN-44
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

6
No.
Pin
12
11
13
14
15
16
6
MS1
MS2
CPout
Refin
PLLV
PLLGND
CLKout
Pin Name
CC
Low :
0 to 0.3 (V)
High :
V
V
Output pin of charge pump. Connect external
R and C to this pin to set a dumping factor and
natural angular frequency (I
mA).
Reference frequency input pin. Connect an
external reference transmitter (such as
TCXO) to this pin.
Power supply voltage pin of PLL.
Connect a bypass capacitor to this pin to
reduce the high-frequency impedance.
Ground pin of PLL.
Clock (f
CC
CC
− 0.3 to
(V)
TCXO
Function and Application
) output pin (IC test pin).
MS1 : L
MS2 : L
MS1 : L
MS2 : H
MS1 : H
MS2 : L
MS1 : H
MS2 : H
TCXO : 16.368,
16.384 MHz
TCXO : 19.2 MHz
TCXO : 14.4 MHz
TCXO : 26 MHz
sink
= I
source
= 0.45
Internal Equivalent Circuit
UPB1009K