參數(shù)資料
型號(hào)： SCG2500AI-019.44M
廠商： CONNOR WINFIELD CORP
元件分類： 時(shí)鐘產(chǎn)生/分配
英文描述： 51.84 MHz, OTHER CLOCK GENERATOR, DSO14
封裝： 0.78 X 0.83 X 0.35 INCH, DIL-14
文件頁數(shù)： 5/12頁
文件大?。?/td> 938K
代理商： SCG2500AI-019.44M
Preliminary Data Sheet #: SG071
Page 2 of 12
Rev: P00
Date: 03/07/03
Copyright 2003 The Connor-Winfield Corp. All Rights Reserved Specifications subject to change without notice
Operating Specifications
Table 2
Parameter
Specifications
Notes
Voltage
3.3V ±5%
1.0
Current
150 mA @ 3.46V
Input Frequency Ref 1 and Ref 2
8 kHz
2.0
Available Oscillator Output Frequencies
19.44 MHz, 51.84 MHz
Reference Output
8 kHz
6.0
Temperature Range
-40° to 85°C
Input Jitter Tolerance
≥ 1us Typical
(Jitter Frequencies > 10 Hz)
Jitter Bandwidth
< 10 Hz
Acquisition Time...
...from a 10ppm frequency step.
Apprx. 1 sec. for frequency lock
...from a reference switch.
< 1 sec. for phase lock
...during start-up or from Free Run.
30 - 60 sec. for phase lock
Time to LOL alarm off
TBD
Capture/Pull-In Range
± 32 ppm Minimum
Output Duty Cycle
45/55 % Min/Max @ 50% Level
Output Rise and Fall Time
3 nS @ 20% to 80% output level
Output Load
30 pF
Alarm
LOR A, LOR B, LOL
Free Run Accuracy
±20 ppm
Package
Fr4 SM 0.78” x 0.83” x 0.350” (Maximum)
MTIE @ Synchronization Rearrangement
GR-253-CORE, 1999 R5-136
4.0, 4.1
Dynamic Offset
± 40 ns
9.0
Absolute Maximum Rating
Table 1
Symbol
Parameter
Minimum
Nominal
Maximum
Units
Notes
V
CC
Power Supply Voltage
-0.5
-
+4.0
Volts
V
I
Input Voltage
-0.5
-
+5.5
Volts
T
S
Storage Temperature
-65.0
-
+150.0
°C
Input and Output Characteristics
Table 3
Symbol
Parameter
Minimum
Nominal
Maximum
Units
Notes
V
IH
High level input voltage
2.0
-
5.5
V
IL
Low level input voltage
0
-
0.8
V
T
IO
I/O to output valid
-
10
nS
C
OUT
Output capacitance
-
10
pF
V
HO
High level output voltage loh = -4mA
2.40
-
Vcc Min
V
IO
Low Level output voltage lo1 = 8mA
-
0.4
-
Vcc Max
T
IR
Input reference signal pulse width
30
-
nS
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