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參數(shù)資料
| 型號(hào)： | SP5668 |
| 廠商： | Mitel Networks Corporation |
| 英文描述： | 2.7GHz 3-Wire Bus Controlled Synthesiser |
| 中文描述： | 2.7GHz的3線總線控制合成器 |
| 文件頁(yè)數(shù)： | 3/12頁(yè) |
| 文件大小： | 163K |
| 代理商： | SP5668 |
3
SP5668
ELECTRICAL CHARACTERISTICS (continued)
T
=
1
20
°
C to +80
°
C, V
= +4.5 to +5.5V. Reference frequency = 4MHz. These characteristics are guaranteed by either
production test or design. They apply within the specified ambient temperature and supply voltage ranges unless otherwise
stated.
Characteristic
Pin
Value
Units
Conditions
Min
Typ
Max
Bus timing
Data set up , t
SU
Data hold, t
HD
Enable set up, t
ES
Enable hold , t
EH
Clock to enable, t
CE
Charge pump output
Current
Charge pump output
leakage
Drive output current
Drive output saturation
Voltage when disabled
External reference input
frequency
External reference input
amplitude
Crystal frequency
Recommended crystal
Series resistance
4, 5, 6
300
600
300
600
300
ns
ns
ns
ns
ns
See Fig. 3
See Fig. 3
See Fig. 3
See Fig. 3
See Fig. 3
See Table 3, V
pin1
=2V
1
1
±
10
nA
V
pin1
= 2V
16
16
1
mA
mV
V
PIN16
= 0.7V
OS = 1
350
3
2
20
MHz
AC coupled sinewave
3
200
500
mVp-p
AC coupled sinewave
3
4
12
200
MHz
10
Applies to 4MHz crystal only.
"Parallel resonant" crystal. Figure
quoted is under all conditions
including start up.
See Fig. 11
Reference oscillator bias
current
REF output voltage*
3
200
μ
A
10
350
mVp-p
AC coupled, 4MHz reference
frequency, See Fig.
Phase detector comparison
frequency
Equivalent phase noise at
phase detector
RF division ratio
4
MHz
dBc/Hz
See **Note
240
480
131071
262142
PE = 0, Prescaler disabled
PE = 1, Prescaler enabled
See Table 1
Reference division ratio
Output ports P0-P2
Sink current
Leakage current
Lock output
Sink current
Leakage current
7-9
10
mA
μ
A
V
PORT
= 0.7V
V
PORT
= 13.2V
10
1
mA
μ
A
V
PIN10
= 0.7V,
'out of lock'
'in lock'
10
* REF output should be connected to V
CC
if unused
** Note:
1. -148dB @ 1KHz offset with 1MHz comparison frequency measured at the phase comparator.
2. When external reference is used, a high signal level is required for low phase noise.
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相關(guān)代理商/技術(shù)參數(shù) |
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| SP5669_97 | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:2.7GHz I2C Bus Controlled Synthesiser |
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