參數(shù)資料
型號(hào): TRF2050PW
廠商: TEXAS INSTRUMENTS INC
元件分類: PLL合成/DDS/VCOs
英文描述: PLL FREQUENCY SYNTHESIZER, 1200 MHz, PDSO20
封裝: PLASTIC, SO-20
文件頁數(shù): 14/34頁
文件大小: 543K
代理商: TRF2050PW
TRF2050
LOW-VOLTAGE 1.2-GHz FRACTIONAL-N/INTEGER-N SYNTHESIZER
SLWS030E– JUNE 1996 – REVISED OCTOBER 2000
21
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PRINCIPLES OF OPERATION
Table 3. Extended Performance Mode Function Table
SYMBOL
BITS
SAME AS
SA7025
MODE
FUNCTION
ACP
1
No
Auxiliary charge polarity:
0 = positive
1 = negative
CK
4
Yes
Binary acceleration factor for integral charge pump current
CL
2
Yes
Binary acceleration factor for proportional charge pump current
CN
8
Yes
Binary current setting factor for main charge pumps
EA
1
Auxiliary divider enable flag:
0 = disabled
1 = enabled
EM
1
Yes
Main divider enable flag:
0 = disabled
1 = enabled
FMOD
5
No
Fraction accumulator modulus
G
4
No
Speed-up mode duration (See Table 9)
MCP
1
No
Main charge pump polarity:
0 = positive
1 = negative
MS
2
No
Mode select
01 = Extended Performance Mode
N
18
No
Overall main divider integer division ratio (NM)
NA
12
Yes
Auxiliary divider ratio
NF
4
No
Fractional-N increment
NR
12
Yes
Reference divider ratio
PA
1
Yes
Auxiliary prescaler select:
0 = divide by 4
1 = divide by 1
SA
2
Yes
Reference select for auxiliary phase detector
SM
2
Yes
Reference select for main phase detector
T
2
Yes
Test mode connection of internal signals to the LOCK terminal:
00 = ACCU overflow
01 = Auxiliary divider
10 = Main divider
11 = Reference divider
相關(guān)PDF資料
PDF描述
TRF2056PWR PLL FREQUENCY SYNTHESIZER, 1200 MHz, PDSO20
TRF4000 Pcs RX-mixer
TRF4002PWP 1850 MHz - 1910 MHz RF/MICROWAVE NARROW BAND MEDIUM POWER AMPLIFIER
TRS-1300-1305-8310 TRIPLE COLOR LED ARRAY
TRS-1300-1311-8310 DUAL COLOR LED ARRAY
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TRF2052 制造商:TI 制造商全稱:Texas Instruments 功能描述:LOW-VOLTAGE 2-GHz SYNTHESIZER
TRF2052PW 功能描述:IC LV 2-GHZ SYNTH 20-TSSOP RoHS:否 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 時(shí)鐘發(fā)生器,PLL,頻率合成器 系列:- 標(biāo)準(zhǔn)包裝:2,000 系列:- 類型:PLL 頻率合成器 PLL:是 輸入:晶體 輸出:時(shí)鐘 電路數(shù):1 比率 - 輸入:輸出:1:1 差分 - 輸入:輸出:無/無 頻率 - 最大:1GHz 除法器/乘法器:是/無 電源電壓:4.5 V ~ 5.5 V 工作溫度:-20°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:16-LSSOP(0.175",4.40mm 寬) 供應(yīng)商設(shè)備封裝:16-SSOP 包裝:帶卷 (TR) 其它名稱:NJW1504V-TE1-NDNJW1504V-TE1TR
TRF2056 制造商:TI 制造商全稱:Texas Instruments 功能描述:LOW-VOLTAGE 1,2-GHz FRACTIONAL-N/INTEGER-N SYNTHESIZER
TRF2056PW 制造商:Rochester Electronics LLC 功能描述:- Bulk
TRF2253PWR 制造商:Texas Instruments 功能描述: