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參數(shù)資料
| 型號(hào)： | CY241V08 |
| 英文描述： | Clocks and Buffers |
| 中文描述： | 時(shí)鐘和緩沖器 |
| 文件頁(yè)數(shù)： | 2/7頁(yè) |
| 文件大?。?/td> | 92K |
| 代理商： | CY241V08 |
CY2410
Document #: 38-07317 Rev. *D
Page 2 of 7
Pin Descriptions for CY2410–1, –4, –5, –6, –7
Notes:
1. Float X
if X
is externally driven.
2. Crystals that meet this specification includes: Ecliptek ECX-5788-13.500M,Siward XTL001050A-13.5-14-400, Raltron A-13.500-14-CL,PDI HA13500XFSA14XC.
Name
Pin Number
Description
X
IN
V
DD
V
CXO
V
SS
27 MHz
NC/V
DD
NC/V
SS
X
OUT[1]
1
2
3
4
5
6
7
8
Reference crystal input
Voltage supply
Input analog control for V
CXO
Ground
27-MHz clock output
No Connect or voltage supply
No Connect or ground
Reference crystal output
Pin Description for CY2410–3
Name
Pin Number
Description
X
IN
V
DD
SDAT
V
SS
SCLK
27 MHz
NC/V
SS
X
OUT[1]
1
2
3
4
5
6
7
8
Reference crystal input
Voltage supply
Serial data input for DCXO control
Ground
Serial clock input for DCXO control
27-MHz clock output
No Connect or ground
Reference crystal output
Pullable Crystal Specifications
[2]
Parameter
F
NOM
Description
Condition
Min.
–
Typ.
13.5
Max.
–
Unit
MHz
Nominal crystal frequency
Parallel resonance, funda-
mental mode, AT cut
C
LNOM
R
1
R
3
/R
1
Nominal load capacitance
Equivalent series resistance (ESR)
Ratio of third overtone mode ESR to fundamen-
tal mode ESR
–
–
3
14
–
–
–
pF
Fundamental mode
Ratio used because typical
R
1
values are much less
than the maximum spec.
No external series resistor
assumed
High side
Low side
25
–
DL
Crystal drive level
–
0.5
2.0
mW
F
3SEPHI
F
3SEPLO
C
0
C
0
/C
1
C
1
Third overtone separation from 3*F
NOM
Third overtone separation from 3*F
NOM
Crystal shunt capacitance
Ratio of shunt to motional capacitance
Crystal motional capacitance
300
–
–
180
14.4
–
–
–
–
18
–
ppm
ppm
pF
–150
7
250
21.6
pF
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相關(guān)代理商/技術(shù)參數(shù) |
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| CY241V08-41 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Clocks and Buffers |
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