参数资料
型号: CD74HC7046AEE4
厂商: TEXAS INSTRUMENTS INC
元件分类: XO, clock
英文描述: PHASE LOCKED LOOP, PDIP16
封装: ROHS COMPLIANT, PLASTIC, MS-001BB, DIP-16
文件页数: 7/29页
文件大小: 485K
代理商: CD74HC7046AEE4
15
FIGURE 22. HC7046A TYPICAL VCO FREQUENCY vs VCOIN
(R1 = 150k
, C1 = 0.1F)
FIGURE 23. HC7046A TYPICAL VCO FREQUENCY vs VCOIN
(R1 = 5.6k
, C1 = 50pF)
FIGURE 24. HC7046A TYPICAL CHANGE IN VCO FREQUENCY
vs AMBIENT TEMPERATURE AS A FUNCTION OF
R1 (VCC = 3V)
FIGURE 25. HC7046A TYPICAL CHANGE IN VCO FREQUENCY vs
AMBIENT TEMPERATURE AS A FUNCTION OF R1
Typical Performance Curves (Continued)
1400
1000
800
600
400
200
01
2
3
4
5
6
VCOIN (V)
VCO
FREQ
UENCY
(kHz)
VCC = 3V
VCC = 4.5V
VCC = 6V
1200
C1 = 50pF
R1 = 150K
R2 =
20
16
12
8
4
01
2
3
4
5
6
VCOIN (V)
VCO
FREQ
UENCY
(MHz)
C1 = 50pF
R1 = 5.6K
VCC = 3V
VCC = 4.5V
VCC = 6V
24
R2 =
R1 = 1.5M
R1 = 150K
R1 = 3K
VCOIN = 0.5 VCC
C1 = 50pF, VCC = 3V
R2 =
24
16
12
8
4
0
-4
VCO
FREQ
UENCY
CHANGE,
f(%)
20
-75
-50
-25
0
25
50
75
AMBIENT TEMPERATURE, TA (
oC)
100
125
150
-8
-12
-16
R1 = 2.2M
R1 = 220K
R1 = 2.2K
VCOIN = 0.5 VCC
C1 = 50pF, VCC = 4.5V
R2 =
16
12
8
4
0
VCO
FREQ
UENCY
CHANGE,
f(%)
20
-75
-50
-25
0
25
50
75
AMBIENT TEMPERATURE, TA (
oC)
100
125
150
-4
-8
-12
CD74HC7046A, CD74HCT7046A
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