- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄385894 > SY89425 (MICREL INC) Dual Sonet OC-12 Clock Synthesizer(雙鎖相環(huán)時鐘合成器（由兩個Sonet兼容時鐘發(fā)生器組成）) PDF資料下載
參數(shù)資料
| 型號： | SY89425 |
| 廠商： | MICREL INC |
| 元件分類： | 數(shù)字傳輸電路 |
| 英文描述： | Dual Sonet OC-12 Clock Synthesizer(雙鎖相環(huán)時鐘合成器（由兩個Sonet兼容時鐘發(fā)生器組成）) |
| 中文描述： | ATM/SONET/SDH SUPPORT CIRCUIT, PQCC28 |
| 封裝： | PLASTIC, LCC-28 |
| 文件頁數(shù)： | 4/8頁 |
| 文件大?。?/td> | 93K |
| 代理商： | SY89425 |
4
ClockWorks
SY89425
Micrel
Symbol
Parameter
Min.
Typ.
Max.
Unit
Condition
I
EE
Internal Operating Current
—
157
204
mA
Both PLLs powered
I
OUT
Termination Output Current
—
11
—
mA
50
to Vcc -2, 50% duty cycle
TTL
V
CCA
= V
CCB
= V
CCOA
=V
CCOB
= +5V
±
5%; GND = 0V; T
A
= 0
°
C to 85
°
C
DC ELECTRICAL CHARACTERISTICS
(1), (2), (3)
NOTES:
1. To calculate total power supply current into the V
CC
pins: I
CC
= (n * I
OUT
); where n = number of ECL output pins used (ie, terminated).
2. To calculate total device power dissipation; P
D
= [I
EE
* (V
CC
- V
EE
)] + [n * I
OUT
* 1.33]
(3)
.
3. Average ECL output voltage is calculated as V
OAVG
= (V
OH(MAX)
+ V
OH(MIN)
+ V
OL(MAX)
+ V
OL(MIN)
) /4 = 1.33V.
V
CCA
= V
CCB
= V
CCOA
=V
CCOB
= +5V
±
5%; GND = 0V; T
A
= 0
°
C to 85
°
C
Symbol
Parameter
Min.
Max.
Unit
Condition
V
OH
Output HIGH Voltage
2.4
—
V
I
OH
=
–
2mA
V
OL
Output LOW Voltage
—
0.5
V
I
OL
= 4mA
I
OS
Output Short Circuit Current
–
150
–
60
mA
V
OUT
= 0V
V
IH
Input HIGH Voltage
2.0
—
—
—
V
IL
Input LOW Voltage
—
0.8
V
—
TTL DC ELECTRICAL CHARACTERISTICS
PECL DC ELECTRICAL CHARACTERISTIC
(1), (2)
V
CCA
= V
CCB
= V
CCOA
=V
CCOB
= +5V
±
5%; GND = 0V; T
A
= 0
°
C to 85
°
C
T
A
=
–
40
°
C
Min.
T
A
= 0
°
C
Min.
T
A
= +25
°
C
Min.
T
A
= +85
°
C
Min.
Symbol
Parameter
Max.
Max.
Max.
Max.
Unit
V
OH
Output HIGH Voltage
V
CC
-1130
V
CC
-840
V
CC
-1070
V
CC
-790
V
CC
-1030
V
CC
-760
V
CC
-960
V
CC
-670
mV
V
OL
Output LOW Voltage
V
CC
-2000
V
CC
-1600
V
CC
-2000
V
CC
-1580
V
CC
-2000
V
CC
-1580
V
CC
-2000
V
CC
-1545
mV
V
IH
Input HIGH Voltage
(1)
V
CC
-1230
V
CC
-890
V
CC
-1170
V
CC
-840
V
CC
-1130
V
CC
-810
V
CC
-1060
V
CC
-720
mV
V
IL
Input LOW Voltage
(1)
V
CC
-1950
V
CC
-1500
V
CC
-1950
V
CC
-1480
V
CC
-1950
V
CC
-1480
V
CC
-1950
V
CC
-1445
mV
I
IL
Input LOW Current
0.5
—
0.5
—
0.5
—
0.3
—
μ
A
NOTES:
1. Forcing one input at a time. Apply V
IH
(Max) or V
IL
(Min) to all other inputs.
2. Airflow greater than 500lfpm is maintained.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| SY89425JCTR | DUAL SONET OC-12 CLOCK SYNTHESIZER |
| SY89473UMG | Precision LVPECL 2:1 Multiplexer with 1:2 Fanout and Internal Termination |
| SY89473U | Precision LVPECL 2:1 Multiplexer with 1:2 Fanout and Internal Termination |
| SY89474U | Precision LVPECL 2:1 Multiplexer with 1:2 Fanout and Internal Termination |
| SY89475U | Precision LVPECL 2:1 Multiplexer with 1:2 Fanout and Internal Termination |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SY89425JC | 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:DUAL SONET OC-12 CLOCK SYNTHESIZER |
| SY89425JCTR | 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:DUAL SONET OC-12 CLOCK SYNTHESIZER |
| SY89425VJC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Industrial Control IC |
| SY89425VJCTR | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Industrial Control IC |
| SY89426 | 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:SONET OC-12/OC-3 CLOCK SYNTHESIZER |
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。