|
|
Numéro de référence | W3000 | ||
Description | W3000 PLL Dual-Band Frequency Synthesizer | ||
Fabricant | Agere Systems | ||
Logo | |||
1 Page
Advance Data Sheet
December 1999
W3000 PLL Dual-Band Frequency Synthesizer
Features
+ 2.2 GHz operational
+ Dual-band optimized
+ Low supply current (5.1 mA)
+ Surface-mount 14-pin TSSOP package
+ Scaled PD gain for dual-band operation
+ Programmable phase-detector polarity
+ Synchronous or forced counter update loading
+ Powerdown mode via external pin or serial bus
+ Low-load capacitance on reference input buffer
Applications
+ GSM900/1800/1900
+ North American IS-136/137
+ Personal Digital Cellular (Japan RCR-27)
+ Personal Handy Phone (Japan RCR-28)
+ CDMA (IS-95)
REF_IN
TCXO
VDDC
LD
R
11-BIT COUNTER
PHASE
DETECTOR
VCP
IPD SETTING
PD POLARITY
IREF
M
11-BIT COUNTER
PRESCALER
÷64/65
IREF
A
7-BIT COUNTER
HIGH-PRECISION
CURRENT
REFERENCE
RREF
IPD SETTING
PD POLARITY
BAND
CONTROL
LOGIC
OFF CHIP
VDDC
Figure 1. Block Diagram with Pinout
VCO BAND A
VCO BAND B
MAIN_IN
24-BIT SERIAL
SHIFT REGISTER
LAT
DAT
CLK
|
|||
Pages | Pages 28 | ||
Télécharger | [ W3000 ] |
No | Description détaillée | Fabricant |
W3000 | W3000 PLL Dual-Band Frequency Synthesizer | Agere Systems |
US18650VTC5A | Lithium-Ion Battery | Sony |
TSPC106 | PCI Bus Bridge Memory Controller | ATMEL |
TP9380 | NPN SILICON RF POWER TRANSISTOR | Advanced Semiconductor |
www.DataSheetWiki.com | 2020 | Contactez-nous | Recherche |