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參數(shù)資料
| 型號： | SY89426JITR |
| 廠商： | MICREL INC |
| 元件分類： | 數(shù)字傳輸電路 |
| 英文描述： | SONET OC-12/OC-3 CLOCK SYNTHESIZER |
| 中文描述： | ATM/SONET/SDH SUPPORT CIRCUIT, PQCC28 |
| 封裝： | PLASTIC, LCC-28 |
| 文件頁數(shù)： | 4/6頁 |
| 文件大?。?/td> | 90K |
| 代理商： | SY89426JITR |
4
ClockWorks
SY89426
Micrel
—
TTL
TIMING WAVEFORM
RFCK
Input
CK622
Output
tp REF
tp 622
tp 155
(1)
RETRFCK
Output
CK155
Output
NOTE:
1.
Does not apply to 52MHz reference
Parameter
Min.
Typ.
Max.
Units
Condition
VCO Center Frequency
622.08
±
1%
±
20
±
20
±
10
MHz
Nominal
—
—
—
—
—
—
ppm
ppm
ppm
77.76MHz
51.84MHz
38.88MHz
Reference Clock (RFCK) Input Duty Cycle
45
—
55
% of UI
Reference Clock (RETRFCK) Output Duty Cycle
40
—
60
% of UI
μ
sec
ns
15pF load
Acquisition Lock Time
—
—
15
TTL Output Rise/Fall Time
—
—
2
10% to 90% of amplitude, 15pF load
10% to 90%, 50
load, 5pF cap
PECL Output Rise/Fall Time
—
—
500
ps
CK622 Output Duty Cycle
45
—
55
% of UI
CK155 Output Duty Cycle
45
—
55
% of UI
μ
sec
ps
tRST
–
RST pulse width
1
—
—
tp622 Static Phase Offset of CK622
190
400
600
tp155 Static Phase Offset of CK155
–
250
–
400
–
750
ps
tpREF Static Phase Offset of RETRFCK
—
+3.5
—
ns
AC ELECTRICAL CHARACTERISTICS
(1)
V
CC
= V
CCO
= +5V
±
5%; GND = 0V; T
A
=
–
40
°
C to 85
°
C
Reference Clock (RFCK)
Frequency Tolerance
NOTE:
1. Airflow greater than 500lfpm is maintained.
Symbol
Parameter
Min.
Typ.
Max.
Unit
Condition
I
EE
Internal Operating Current
—
79
120
mA
I
OUT
Termination Output Current
—
11
—
mA
50
to Vcc -2, 50% duty cycle
—
TTL
DC ELECTRICAL CHARACTERISTICS
(1)
V
CC
= V
CCO
= +5V
±
5%; GND = 0V; T
A
=
–
40
°
C to 85
°
C
NOTE:
1. Airflow greater than 500lfpm is maintained.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SY89426JY | 功能描述:時鐘合成器/抖動清除器 SONET OC-12/OC-3 Clock Synthesizer (I Temp, Lead Free) RoHS:否 制造商:Skyworks Solutions, Inc. 輸出端數(shù)量: 輸出電平: 最大輸出頻率: 輸入電平: 最大輸入頻率:6.1 GHz 電源電壓-最大:3.3 V 電源電壓-最小:2.7 V 封裝 / 箱體:TSSOP-28 封裝:Reel |
| SY89426JY TR | 功能描述:時鐘合成器/抖動清除器 SONET OC-12/OC-3 Clock Synthesizer (I Temp, Lead Free) RoHS:否 制造商:Skyworks Solutions, Inc. 輸出端數(shù)量: 輸出電平: 最大輸出頻率: 輸入電平: 最大輸入頻率:6.1 GHz 電源電壓-最大:3.3 V 電源電壓-最小:2.7 V 封裝 / 箱體:TSSOP-28 封裝:Reel |
| SY89426JYTR | 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:SONET OC-12/OC-3 CLOCK SYNTHESIZER |
| SY89429 | 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:5V/3.3V PROGRAMMABLE FREQUENCY SYNTHESIZER 25MHz to 400MHz |
| SY89429A | 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:PROGRAMMABLE FREQUENCY SYNTHESIZER 25MHz to 400MHz |
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