参数资料
型号: ADF4218LBRUZ-REEL7
厂商: Analog Devices Inc
文件页数: 8/24页
文件大小: 0K
描述: IC PLL FREQ SYNTHESIZER 20TSSOP
标准包装: 1,000
类型: 时钟/频率合成器(RF/IF)
PLL:
输入: CMOS,TTL
输出: 时钟
电路数: 1
比率 - 输入:输出: 3:1
差分 - 输入:输出: 是/无
频率 - 最大: 3GHz
除法器/乘法器: 是/无
电源电压: 2.6 V ~ 3.3 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 20-TSSOP
包装: 带卷 (TR)
REV. C
ADF4217L/ADF4218L/ADF4219L
–16–
Table VII. RF Reference Counter Latch Map
14-BIT REFERENCE COUNTER, R
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 (0)
C2 (1)
R1
R2
R3
R4
R5
R6
R7
R8
R9
R10
R11
R12
R13
R14
P13
P10
P11
P12
RF REFERENCE COUNTER LATCH
RF
F
O
RF
LOCK
DETECT
THREE-ST
A
T
E
CP
IF
RF
CP
GAIN
RF
PD
POLARITY
P9
0
1
NEGATIVE
POSITIVE
P9
PD POLARITY
0
1
1.0mA
4.0mA
P13
ICP
0
1
NORMAL
THREE-STATE
P10
CHARGE PUMP
OUTPUT
R15
ADF4129L
ONL
Y
0
1
0
X
1
X
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
LOGIC LOW STATE
IF ANALOG LOCK DETECT
IF REFERENCE DIVIDER OUTPUT
IF N DIVIDER OUTPUT
RF ANALOG LOCK DETECT
RF/IF ANALOG LOCK DETECT
RF REFERENCE DIVIDER
RF N DIVIDER
FAST LOCK OUTPUT SWITCH ON
AND CONNECTED TO MUXOUT
IF COUNTER RESET
RF COUNTER RESET
IF AND RF COUNTER RESET
P12
P11
P4
P3
MUXOUT
FROM RF R LATCH
..........
0
1
0
.
0
1
.
1
2
3
4
.
16380
16381
16382
16383
.
32767
R14
R13
R12
..........
R3
R2
R1
DIVIDE RATIO
R15
1
0
1
0
.
0
1
0
1
.
1
0
1
.
1
.
1
0
.
1
.
1
0
.
1
.
1
0
.
1
.
1
0
.
0
.
1
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