參數(shù)資料
型號: UMA1022M
廠商: NXP SEMICONDUCTORS
元件分類: XO, clock
英文描述: Low cost dual frequency synthesizer for radio telephones
中文描述: PLL FREQUENCY SYNTHESIZER, 2100 MHz, PDSO20
封裝: 4.40 MM, PLASTIC, SOT-266-1, SSOP-20
文件頁數(shù): 7/20頁
文件大?。?/td> 126K
代理商: UMA1022M
1998 Dec 09
7
Philips Semiconductors
Product specification
Low cost dual frequency synthesizer for
radio telephones
UMA1022M
Table 2
Programming the coefficient REFDIV2 for reference subdivider
Table 3
RF and IF synthesizer nominal charge pump currents (gain)
dt3 (LSB)
dt2
dt1
dt0 (MSB)
REFDIV2
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
CPI
SINGLE/DOUBLE
I
CPA
(
μ
A)
470
840
1410
2480
I
CPB
(
μ
A)
470
840
470
840
0
0
1
1
0
1
0
1
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