參數(shù)資料
型號: CD74HC7046AEE4
廠商: TEXAS INSTRUMENTS INC
元件分類: XO, clock
英文描述: PHASE LOCKED LOOP, PDIP16
封裝: ROHS COMPLIANT, PLASTIC, MS-001BB, DIP-16
文件頁數(shù): 10/29頁
文件大小: 485K
代理商: CD74HC7046AEE4
18
FIGURE 38. HC7046A VCO LINEARITY vs R1
FIGURE 39. HCT7046A VCO LINEARITY vs R1
FIGURE 40. HC7046A DEMODULATOR POWER DISSIPATION
vs RS (TYP)
FIGURE 41. HCT7046A DEMODULATOR POWER DISSIPATION
vs RS (TYP) (VCC = 3V, 4.5V, 6V)
FIGURE 42. HC7046A VCO POWER DISSIPATION vs R1
(C1 = 50pF, 1
F)
FIGURE 43. HCT7046A VCO POWER DISSIPATION vs R2
(C1 = 50pF, 1
F)
Typical Performance Curves (Continued)
1K
10K
100K
1M
10M
R1 (OHMS)
8
6
4
2
0
-2
-4
-6
-8
LINEARITY
(%)
VCOIN = 3V ± 1.5V
C1 = 50pF
VCC = 6V
R2 =
VCOIN = 3V ± 0.6V
1K
10K
100K
1M
10M
R1 (OHMS)
8
6
4
2
0
-2
-4
-6
-8
LINEARITY
(%)
VCC = 5.5V,
C1 = 50pF
R2 = OPEN
VCC = 4.5V,
VCOIN = 2.75V ±1.3V
VCOIN = 2.25V ±1.0V
VCC = 5.5V,
VCC = 4.5V,
VCOIN = 2.75V ±0.55V
VCOIN = 2.25V ±0.45V
VCOIN = 0.5 VCC
1K
10K
100K
1M
RS (OHMS)
104
103
102
10
1
VCC = 3V
VCC = 4.5V
VCC = 6V
DEMODULA
T
OR
PO
WER
DISSIP
A
TION,
P
D
(
W)
VCOIN = 0.5 VCC
1K
10K
100K
1M
RS (OHMS)
104
103
102
10
1
VCC = 3V
VCC = 4.5V
VCC = 6V
R1 = R2 = OPEN
DEMODULA
T
OR
PO
WER
DISSIP
A
TION,
P
D
(
W)
VCOIN = 0.5VCC
1K
10K
100K
1M
R1 (OHMS)
106
105
104
103
102
R2 = RS = OPEN
CL = 50pF
VCC = 6V
C1 = 50pF
VCC = 3V
C1 = 1
F
VCO
PO
WER
DISSIP
A
TION,
P
D
(
W)
VCC = 6V
C1 = 1
F
VCC = 3V
C1 = 50pF
VCC = 4.5V
C1 = 1
F
VCC = 4.5V
C1 = 50pF
VCOIN = 0V (AT fMIN)
1K
10K
100K
1M
R2 (OHMS)
106
105
104
103
102
R1 = RS =
CL = 50pF
VCC = 6V
C1 = 50pF
VCC = 4.5V
C1 = 1
F
VCO
PO
WER
DISSIP
A
TION,
P
D
(
W)
VCC = 4.5V
C1 = 50pF
VCC = 6V
C1 = 1
F
CD74HC7046A, CD74HCT7046A
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