參數資料
型號: ADF4218LBRUZ-REEL7
廠商: Analog Devices Inc
文件頁數: 6/24頁
文件大?。?/td> 0K
描述: IC PLL FREQ SYNTHESIZER 20TSSOP
標準包裝: 1,000
類型: 時鐘/頻率合成器(RF/IF)
PLL:
輸入: CMOS,TTL
輸出: 時鐘
電路數: 1
比率 - 輸入:輸出: 3:1
差分 - 輸入:輸出: 是/無
頻率 - 最大: 3GHz
除法器/乘法器: 是/無
電源電壓: 2.6 V ~ 3.3 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 20-TSSOP(0.173",4.40mm 寬)
供應商設備封裝: 20-TSSOP
包裝: 帶卷 (TR)
REV. C
ADF4217L/ADF4218L/ADF4219L
–14–
Table V. ADF4217L/ADF4218L IF AB Counter Latch Map
11-BIT B COUNTER
CONTROL
BITS
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
DB8
DB9
DB10
DB11
DB12
DB13
DB14
DB15
DB16
DB17
DB18
DB19
DB20
DB21
C1 (1)
C2 (0)
A1
A2
A3
A4
A5
A6
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
P6
P7
IF
PO
WER-DO
WN
IF
PRESCALER
IF AB COUNTER LATCH
6-BIT A COUNTER
0
.
1
..........
NOT ALLOWED
3
.
2044
2045
2046
2047
B11
B10
B9
..........
B3
B2
B1
B COUNTER DIVIDE RATIO
0
.
1
0
.
1
0
.
1
0
1
.
0
1
0
1
.
0
1
0
1
0
1
8/9
16/17
P6
IF PRESCALER
0
1
NORMAL OPERATION
POWER-DOWN
P7
IF SECTION
N = BP + A, P IS PRESCALER VALUE SET BY P6. B MUST BE
GREATER THAN OR EQUAL TO A. TO ENSURE CONTINUOUSLY
ADJACENT VALUES OF N, NMIN IS (P2 – P).
A6
0
.
1
0
.
1
0
.
1
0
1
.
1
0
1
0
1
.
0
1
0
1
2
3
.
62
63
A5
A4
A3
A2
A1
A COUNTER DIVIDE RATIO
0
.
1
NOT
USED
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