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參數(shù)資料
| 型號： | VC8850A-LZ-25-FREQ-T |
| 廠商： | RALTRON ELECTRONICS CORP |
| 元件分類： | VCXO, clock |
| 英文描述： | VCXO, CLOCK, 70 MHz - 207 MHz, PECL OUTPUT |
| 封裝： | ROHS COMPLIANT PACKAGE-4 |
| 文件頁數(shù)： | 1/2頁 |
| 文件大?。?/td> | 116K |
| 代理商： | VC8850A-LZ-25-FREQ-T |
VCXO
Page 1 of 2
RAL T RON EL ECT R ONICS CORP.
! 10651 N . W . 19
th St ! Mi ami, Florida 33172 ! U.S.A.
phone: +001(305) 593-6033
! fax: +001(305)594-3973 ! e-mail: sales@raltron.com ! internet: http:/www.raltron.com
13.96 MAX.
9.
77
M
A
X
.
.550 MAX
.3
85
M
A
X
.
.3
50
.1
85
M
A
X
.
.018 TYP.
.100 TYP.
2.54 TYP.
.46 TYP.
4.
70
M
A
X
.
.300 ±008
7.61 ±.20
.0
30
.7
6
8.
88
9.
77
.3
50
.18
5M
A
X
.
.018 TYP.
.200 TYP.
5.08 TYP.
.46 TYP.
4.
70
M
A
X.
7.61 ±.20
.030
.7
6
8.
88
.3
85
.550
.300 ±008
9X14 PECL J-LEADED VCXO
****ROHS COMPLIANT***
(SEE PAGE TWO FOR PART NUMBERING SCHEME)
"
" ELECTRICAL SPECIFICATION
PARAMETER
SYMBOL
CONDITIONS
VALUE
UNIT
Frequency, nom
fo
-
70.000~207.000
MHz
Supply voltage, nom.
Vcc
Vcc±5%
3.3VDC
5.0VDC
V
Supply current, max.
Is
Vcc=+3.3V/Vc=+1.65V OR +5.0V/Vc=+2.5V
Ta=+25
°C, 50 to Vcc-2.0VDC load
135.0
mA
PECL output level
VOH / VOL
Vcc=+3.3VDC, load=50
to Vcc-2.0VDC
2.275 / 1.68
3.975/3.38
V
Duty cycle
DC
load=50
to Vcc-2.0VDC / @50%Vcc, Ta=+25°C
40…60 OR 45…55
%
Rise- / fall time, max.
tr / tf
20%~80% Vout, 80%~20% Vout, max
0.330…1.0 (see note A)
ns
Jitter, rms, max.
J
1
σ, Fj=12KHz…20MHz
1.0
ps
Overall freq. stability, max.
f/fc
Including operating temp., ±5% load & supply
variations, calibration @+25
°C, and 10 year aging
SEE PART NUMBER
GENERATION TABLE
ppm
Control voltage range
Vc
DC
0…+3.3
+0.5…+4.5
V
Pullability min
APR
Vc= 0~3.3V (at Vcc=3.3V )
Vc=0.5~4.5V (at Vcc=5.0V)
SEE PART NUMBER
GENERATION TABLE
ppm
Linearity, max.
f/V
-
10
%
Input impedance, min.
Zin
-
10.0
K
Modulation freq. bandwidth, min.
MBW (-3dB)
Vcc=+3.3V/Vc=+1.65V OR +5.0V/Vc=+2.5V
Ta=+25
°C, 50 to Vcc-2.0VDC load
10.0
KHz
Enable option
En
Pin 2=Low, Vcc-1.620 (max.)
Enabled
-
Disable option
Dis
Pin 2=High, Vcc-1.025 (min.)
Pin 5 will assume a fixed level of
logic “0”, and pin 4 will assume a
fixed level of logic“1”
-
Operating temperature range
Ta
-
SEE PART NUMBER
GENERATION TABLE
°C
Storage temperature range
T(stg)
-
-55…+90
°C
Absolute voltage ranges
Vcc, Vc(abs)
Non-destructive, DC
-0.5…+7.0
V
NOTE A: RISE AND FALL TIME VALUES (tr/tf) ARE FREQUENCY DEPENDENT.
"
MECHANICAL SPECIFICATION
6 pin Version
4 pin Version
OUTLINE TOLERANCE:
±0.015” / 0.4mm
(Unless otherwise specified)
PIN FUNCTIONS (6 pins):
[1] VOLTAGE CONTROL
[2] EN / DIS OR NC
[3] CASE / GROUND
[4] OUTPUT
[5] COMP. OUTPUT OR NC
[6] SUPPLY VOLTAGE
PIN FUNCTIONS (4 pins):
[1] VOLTAGE CONTROL
[2] CASE / GROUND
[3] OUTPUT
[4] SUPPLY VOLTAGE
MARKING (EXAMPLE):
VE8950A-LZ
155.520-T-C-EL
RAL D/C
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