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| 型號： | CY2040WAF |
| 英文描述： | Clocks and Buffers |
| 中文描述： | 時鐘和緩沖器 |
| 文件頁數(shù)： | 6/10頁 |
| 文件大?。?/td> | 94K |
| 代理商： | CY2040WAF |
CY2040WAF
PRELIMINARY
Document #: 38-07234 Rev. *A
Page 6 of 10
AC Characteristics
(T
J
=
–
10
°
C to 100
°
C unless otherwise noted)
Parameter
Description
Out1 AC Characteristics
tr1
Out1 Rise time
tf1
Out1 Fall time
dc1
Out1 Duty Cycle
tj1
Period jitter
Out2 AC Characteristics
tr2
Out2 Rise time
Condition
Min.
Typ.
Max.
Unit
20% to 80% Vbatt
80% to 20% Vbatt
32.768 kHz, C
LT
= 15 pF, measured at Vbatt/2
32.768 kHz output directly from oscillator
6.0
6.0
60
±25
ns
ns
%
ns
40
Vdd
= 4.5V to 5.5V;
(0.8V
to 2.0V)
Vdd
= 4.5V to 5.5V; 20% to 80% Vdd
Vdd
= 2.7V to 3.6V; 20% to 80% Vdd
Vdd
= 4.5V to 5.5V;
(2.0V
to 0.8V),
Vdd
= 4.5V to 5.5V; 80% to 20% Vdd
Vdd
= 2.7V to 3.6V; 80% to 20% Vdd
32.768 kHz, C
LT
= 15 pF; measured at 1.4 V
Vdd = 4.5V to 5.5V
32.768 kHz, C
LT
= 15 pF; measured at Vdd/2
Vdd = 4.5V to 5.5V
32.768 kHz, C
LT
= 15 pF; measured at Vdd/2
Vdd = 2.7V to 3.6V
1 MHz to 66 MHz, C
LT
= 15 pF;
measured at 1.4V; Vdd = 4.5V to 5.5V
1 MHz to 66 MHz, C
LT
= 15 pF;
measured at Vdd/2; Vdd = 4.5V to 5.5V
1 MHz to 66 MHz, C
LT
= 15 pF;
measured at Vdd/2; Vdd = 2.7V to 3.6V
32.768 kHz output directly from oscillator
Vdd = 4.5V to 5.5V, Fo > 33 MHz,
Fvco>100 MHz, 10
–
30 MHz input
[1]
Vdd = 2.7V to 3.6V, Fo > 33 MHz,
Fvco>100 MHz, 10
–
30 MHz input
[1]
Vdd = 2.7V to 5.5V, 16 MHz < Fo < 33 MHz
10
–
30 MHz input
[1]
Vdd = 2.7V to 5.5V, 1 MHz < Fo < 16 MHz
10
–
30 MHz input
[1]
2.0
4.0
4.0
2.0
4.0
4.0
60
ns
ns
ns
ns
ns
ns
%
tf2
Out2 Fall Time
dc2
Out2 Duty cycle
40
dc2
Out2 Duty cycle
45
55
%
40
60
%
tj2
Period Jitter (32kHz output)
Period Jitter (PLL output)
±25
±125
ns
ps
±75
±100
±200
ps
±300
ps
±500
ps
Out3 AC Characteristics
tr3
Out3 Rise time
Vdd
= 4.5V to 5.5V;
(0.8V
to 2.0V)
Vdd
= 4.5V to 5.5V; 20% to 80% Vdd
Vdd
= 2.7V to 3.6V; 20% to 80% Vdd
Vdd
= 4.5V to 5.5V;
(2.0V
to 0.8V),
Vdd
= 4.5V to 5.5V; 80% to 20% Vdd
Vdd
= 2.7V to 3.6V; 80% to 20% Vdd
1 MHz to 66 MHz, C
LT
= 15 pF;
measured at 1.4V; Vdd = 4.5V to 5.5V
1 MHz to 66 MHz, C
LT
= 15 pF;
measured at Vdd/2; Vdd = 4.5V to 5.5V
1 MHz to 66 MHz, C
LT
= 15 pF;
measured at Vdd/2; Vdd = 2.7V to 3.6V
2.0
4.0
4.0
2.0
4.0
4.0
55
ns
ns
ns
ns
ns
ns
%
tf3
Out3 Fall Time
dc3
Out3 Duty cycle
45
40
60
%
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