参数资料
型号: CD74HCT4046AMT
厂商: Texas Instruments
文件页数: 5/34页
文件大小: 0K
描述: IC PLL W/VCO HS 16-SOIC
标准包装: 250
系列: 74HCT
类型: 锁相环路(PLL)
PLL:
输入: CMOS
输出: CMOS
电路数: 1
比率 - 输入:输出: 1:4
差分 - 输入:输出: 无/无
频率 - 最大: 38MHz
除法器/乘法器: 无/无
电源电压: 4.5 V ~ 5.5 V
工作温度: -55°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
供应商设备封装: 16-SOIC N
包装: 带卷 (TR)
13
FIGURE 11. HC4046A TYPICAL CENTER FREQUENCY vs R1,
C1 (VCC = 4.5V)
FIGURE 12. HC4046A TYPICAL CENTER FREQUENCY vs R1,
C1 (VCC = 6V)
FIGURE 13. HC4046A TYPICAL CENTER FREQUENCY vs R1,
C1 (VCC = 3V, R2 = OPEN)
FIGURE 14. HCT4046A TYPICAL CENTER FREQUENCY vs R1,
C1 (VCC = 4.5V)
FIGURE 15. HCT4046A TYPICAL CENTER FREQUENCY vs R1,
C1 (VCC = 5.5V)
FIGURE 16. HC4046A TYPICAL VCO FREQUENCY vs VCOIN
(R1 = 1.5M
, C1 = 50pF)
Typical Performance Curves (Continued)
108
107
106
105
104
103
102
10
1
110
102
103
104
105
106
CAPACITANCE, C1 (pF)
CENTER
FREQ
UENCY
(Hz)
VCOIN = 0.5 VCC
VCC = 4.5V
R1 = 2.2K
R1 = 22K
R1 = 220K
R1 = 2.2M
R1 = 11M
108
107
106
105
104
103
102
10
1
110
102
103
104
105
106
CAPACITANCE, C1 (pF)
CENTER
FREQ
UENCY
(Hz)
VCOIN = 0.5 VCC
VCC = 6.0V
R1 =3K
R1 = 30K
R1 =330K
R1 = 3M
R1 = 15M
108
107
106
105
104
103
102
10
1
110
102
103
104
105
106
CAPACITANCE, C1 (pF)
CENTER
FREQ
UENCY
(Hz)
VCOIN = 0.5 VCC
VCC = 3.0V
R2 = OPEN
R1 = 1.5K
R1 = 15K
R1 = 150K
R1 = 1.5M
R1 = 7.5M
108
107
106
105
104
103
102
10
1
110
102
103
104
105
106
CAPACITANCE, C1 (pF)
CENTER
FREQ
UENCY
(Hz)
VCOIN = 0.5 VCC
VCC = 4.5V
R1 = 2.2K
R1 = 22K
R1 = 220K
R1 = 2.2M
R1 = 11M
108
107
106
105
104
103
102
10
1
110
102
103
104
105
106
CAPACITANCE, C1 (pF)
CENTER
FREQ
UENCY
(Hz)
VCOIN = 0.5 VCC
VCC = 5.5V
R1 = 3K
R1 = 30K
R1 = 300K
R1 = 3M
R1 = 15M
140
120
100
80
60
40
20
01
2
3
4
5
6
VCOIN (V)
VCO
FREQ
UENCY
(kHz)
C1 = 50pF
R1 = 1.5M
VCC = 3V
VCC = 4.5V
VCC = 6V
CD54HC4046A, CD74HC4046A, CD54HCT4046A, CD74HCT4046A
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