參數(shù)資料
型號(hào): FS781BZB
英文描述: MISCELLANEOUS CLOCK GENERATOR|SOP|8PIN|PLASTIC
中文描述: 雜項(xiàng)時(shí)鐘發(fā)生器|??苵 8引腳|塑料
文件頁(yè)數(shù): 5/13頁(yè)
文件大?。?/td> 103K
代理商: FS781BZB
LOW EMI SPECTRUM SPREAD CLOCK
Cypress Semiconductor Corporation
525 Los Coches St.
Milpitas, CA 95035. Tel: 408-263-6300, Fax: 408-263-6571
http://www.cypress.com
Document#: 38-07029 Rev. **
05/07/2001
Page 5 of 13
APPROVED
PRODUCT
FS781/82/84
Timing Characteristics
Characteristic
Symbol
tTLH
tTHL
tTLH
tTHL
tTLH
tTHL
tTLH
tTHL
TsymF1
CCJ
Min
2.0
1.7
0.50
0.50
2.6
2.0
0.8
0.78
45
-
Typ
2.2
2.0
0.65
0.65
2.65
2.1
0.95
0.85
50
320
Max
2.5
2.2
0.75
0.75
2.9
2.2
1.1
0.9
55
370
Units
ns
ns
ns
ns
ns
ns
ns
ns
%
pS
Output Rise Time Measured at 10% - 90% @ 5 VDC
Output Fall Time Measured at 10% - 90% @ 5 VDC
Output Rise Time Measured at 0.8V - 2.0V @ 5 VDC
Output Fall Time Measured at 0.8V - 2.0 V @ 5 VDC
Output Rise Time Measured at 10% - 90% @ 3.3 VDC
Output Fall Time Measured at 10% - 90% @ 3.3 VDC
Output Rise Time Measured at 0.8V - 2.0V @ 3.3 VDC
Output Fall Time Measured at 0.8V - 2.0 V @ 3.3 VDC
Output Duty Cycle
FSOUT, Cycle to Cycle Jitter, 48 MHz @ 3.30 VDC
(Pin 6)
FSOUT, Cycle to Cycle Jitter, 48 MHz @ 5.0 VDC
(Pin 6)
FSOUT, Cycle to Cycle Jitter, 72 MHz @ 3.30 VDC
(Pin 6)
FSOUT, Cycle to Cycle Jitter, 72 MHz @ 5.0 VDC
(Pin 6)
CCJ
-
310
360
pS
CCJ
-
270
325
pS
CCJ
-
390
440
pS
Measurements performed at VDD = 3.3 and 5.0V
±
10%, Ta = 0
°
C to 70
°
C, CL = 15pF, Xin = 48 MHz.
Table 5
Range Selection Table
S1
(pin 3)
(pin 7)
(pin 2/3)
Rate
0
0
6 - 16
Fin/120
0
1
16 - 32
Fin/240
1
0
32 - 66
Fin/480
1
1
66 - 82
Fin/720
Table 6
S0
Fin (MHz)
Modulation
FS781
FSOUT (pin 6)
6
16 MHz
16
32 MHz
32
66 MHz
66
82 MHz
FS782
FSOUT (pin 6)
12
32 MHz
32
64 MHz
64
82 MHz
N/A
FS784
FSOUT (pin 6)
32
64 MHz
64
82 MHz
N/A
N/A
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