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參數(shù)資料
| 型號(hào)： | XRK4991A |
| 廠商： | Exar Corporation |
| 英文描述： | 3.3V HIGH-SPEED (85 MHZ) PROGRAMMABLE SKEW CLOCK BUFFER |
| 中文描述： | 3.3高速（85兆赫）可編程相偏時(shí)鐘緩沖器 |
| 文件頁數(shù)： | 8/13頁 |
| 文件大小： | 255K |
| 代理商： | XRK4991A |
XRK4991A
3.3V HIGH-SPEED (85 MHZ) PROGRAMMABLE SKEW CLOCK BUFFER
PRELIMINARY
xr
REV. P1.0.2
8
N
OTE
:
(1) For eight outputs, each loaded with 20pF.
N
OTE
:
(1) Where pulse width implied by D
H
is less than t
PWC
limit, t
PWC
limit applies.
T
ABLE
5: POWER
REQUIREMENTS
(VCC = 3.3
V
+
10% O
PERATING
R
ANGE
)
S
YMBOL
P
ARAMETER
T
EST
C
ONDITIONS
T
YP
M
AX
.
U
NIT
I
CCQ
Quiescent Power Supply Current
V
CC
=Max., TEST=MID, CLKIN=LOW
PE=LOW, OE=LOW,
All outputs unloaded
8
25
mA
I
CC
Power Supply Current per Input HIGH
V
CC
= Max., V
IN
= 3V
1
30
μ
A
I
CCD
Dynamic Power Supply Current per Out-
put
V
CC
= Max., CL = 0pF
55
90
μ
A/MHz
I
TOT
Total Power Supply Current
V
CC
=3.3V, F
CLKIN
=20MHz,
C
L
=160pF
(1)
29
mA
V
CC
=3.3V, F
CLKIN
=33MHz,
C
L
=160pF
(1)
42
V
CC
=3.3V, F
CLKIN
=66MHz,
C
L
=160pF
(1)
76
T
ABLE
6: I
NPUT
T
IMING
R
EQUIREMENTS
S
YMBOL
D
ESCRIPTION(1)
M
IN
.
M
AX
.
U
NIT
t
R
, t
F
Maximum input rise and fall times, 0.8V to 2V
10
ns/V
t
PWC
Input clock pulse, HIGH or LOW
3
ns
D
H
Input duty cycle
10
90
%
CLKIN
Reference Clock Input
3.75
85
MHz
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| XRK4991ACJ-5 | 制造商:EXAR 制造商全稱:EXAR 功能描述:3.3V HIGH-SPEED (85 MHZ) PROGRAMMABLE SKEW CLOCK BUFFER |
| XRK4991ACJ-7 | 制造商:EXAR 制造商全稱:EXAR 功能描述:3.3V HIGH-SPEED (85 MHZ) PROGRAMMABLE SKEW CLOCK BUFFER |
| XRK4991AIJ-5 | 制造商:EXAR 制造商全稱:EXAR 功能描述:3.3V HIGH-SPEED (85 MHZ) PROGRAMMABLE SKEW CLOCK BUFFER |
| XRK4991AIJ-7 | 制造商:EXAR 制造商全稱:EXAR 功能描述:3.3V HIGH-SPEED (85 MHZ) PROGRAMMABLE SKEW CLOCK BUFFER |
| XRK4991CJ-2 | 制造商:EXAR 制造商全稱:EXAR 功能描述:3.3V HIGH-SPEED (85 MHZ) PROGRAMMABLE SKEW CLOCK BUFFER |
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