參數(shù)資料
型號(hào): HCT9046
廠商: NXP Semiconductors N.V.
英文描述: PLL with bandgap controlled VCO
中文描述: 鎖相環(huán)控制VCO的帶隙
文件頁(yè)數(shù): 3/40頁(yè)
文件大?。?/td> 240K
代理商: HCT9046
1999 Jan 11
3
Philips Semiconductors
Product specification
PLL with bandgap controlled VCO
74HCT9046A
PINNING
SYMBOL
PIN
DESCRIPTION
GND
PC1
OUT
/
PCP
OUT
COMP
IN
VCO
OUT
INH
C1
A
C1
B
GND
VCO
IN
DEM
OUT
R1
R2
PC2
OUT
1
2
ground (0 V) (phase comparators)
phase comparator 1 output/phase
comparator pulse output
comparator input
VCO output
inhibit input
capacitor C1 connection A
capacitor C1 connection B
ground (0 V) (VCO)
VCO input
demodulator output
resistor R1 connection
resistor R2 connection
phase comparator 2 output
(current source adjustable with R
b
)
signal input
bias resistor (R
b
) connection
supply voltage
3
4
5
6
7
8
9
10
11
12
13
SIG
IN
R
b
V
CC
14
15
16
Fig.1 Pin configuration.
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
GND
PC1OUT
PCOUT
COMPIN
VCOOUT
C1A
C1B
GND
VCOIN
DEMOUT
R2
R1
PC2OUT
SIGIN
VCC
R
9046A
MBD037 - 1
INH
b
LOGIC/FUNCTIONAL SYMBOLS AND DIAGRAMS
Fig.2 Logic symbol.
MBD038 - 1
PC1OUT
PCPOUT
VCOOUT
C1A
C1B
R1
VCOIN
INH
DEMOUT
R2
SIGIN
Rb
VCO
6
7
11
12
9
5
4
10
2
13
3
14
15
PC2OUT
Φ
COMPIN
Fig.3 IEC logic symbol.
MBD039 - 1
SIGIN
C1A
C1B
R1
INH
6
7
11
12
15
9
5
4
10
2
13
3
14
Φ
COMPIN
PLL
9046A
PC1OUT
PCPOUT
VCOOUT
VCOIN
DEMOUT
R2
Rb
PC2OUT
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