參數(shù)資料
型號: CD74HCT7046AM
廠商: TEXAS INSTRUMENTS INC
元件分類: XO, clock
英文描述: PHASE LOCKED LOOP, PDSO16
封裝: GREEN, PLASTIC, SOIC-16
文件頁數(shù): 6/29頁
文件大小: 485K
代理商: CD74HCT7046AM
14
FIGURE 16. HCT7046A TYPICAL CENTER FREQUENCY vs R1, C1
FIGURE 17. HCT7046A TYPICAL CENTER FREQUENCY vs R1, C1
FIGURE 18. HC7046A TYPICAL VCO FREQUENCY vs VCOIN
FIGURE 19. HC7046A TYPICAL VCO FREQUENCY vs VCOIN
(R1 = 1.5M
, C1 = 0.1F)
FIGURE 20. HC7046A TYPICAL VCO FREQUENCY vs VCOIN
(R1 = 150k
, C1 = 0.1F)
FIGURE 21. HC7046A TYPICAL VCO FREQUENCY vs VCOIN
(R1 = 5.6k
, C1 = 0.1F)
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
R2 =
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
R2 =
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
R2 =
90
70
60
50
40
30
20
10
01
2
3
4
5
6
VCOIN (V)
VCO
FREQ
UENCY
(Hz)
C1 = 0.1
F
R1 = 1.5M
VCC = 3V
VCC = 4.5V
VCC = 6V
80
R2 =
C1 = 0.1
F
R1 = 150K
R2 =
800
600
500
400
300
200
100
01
2
3
4
5
6
VCOIN (V)
VCO
FREQ
UENCY
(Hz)
VCC = 3V
VCC = 4.5V
VCC = 6V
700
18
14
12
10
8
6
4
2
01
2
3
4
5
6
VCOIN (V)
VCO
FREQ
UENCY
(kHz)
C1 = 0.1
F
R1 = 5.6k
VCC = 3V
VCC = 4.5V
VCC = 6V
16
R2 =
CD74HC7046A, CD74HCT7046A
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