參數(shù)資料
型號: MAX9254EUM
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 通用總線功能
英文描述: 21-Bit Deserializers with Programmable Spread Spectrum and DC Balance
中文描述: LINE DRIVER, PDSO48
封裝: PLASTIC, TSSOP-48
文件頁數(shù): 4/22頁
文件大小: 306K
代理商: MAX9254EUM
M
21-Bit Deserializers with Programmable
Spread Spectrum and DC Balance
4
_______________________________________________________________________________________
AC ELECTRICAL CHARACTERISTICS
(V
CC
= LVDSV
CC
= PLLV
CC
= +3.0V to +3.6V, V
CCO
= +3.0V to +3.6V, C
L
= 8pF,
PWRDWN
= high; SSG = high, open, or low;
DCB = high or low, differential input voltage |V
ID
| = 0.1V to 1.2V, input common-mode voltage V
CM
= |V
ID
/ 2| to 2.4V - |V
ID
/ 2|, unless
otherwise noted. Typical values are at V
CC
= V
CCO
= LVDSV
CC
= PLLV
CC
= +3.3V, |V
ID
| = 0.2V, V
CM
= +1.25V, T
A
= +25°C.) (Notes 6, 7, 8)
PARAMETER
SYMBOL
CONDITIONS
MIN
2.9
2.0
2.1
1.10
TYP
4.7
3.3
3.0
1.94
MAX
6.5
4.1
4.2
2.70
UNITS
RxOUT_
RxCLKOUT
RxOUT_
RxCLKOUT
Output Rise Time
CLHT
0.1 x V
C C O
to 0.9 x V
C C O
,
Fi g ur e 3
ns
Output Fall Time
CHLT
0.9 x V
C C O
to 0.1 x V
C C O
,
Fi g ur e 3
ns
Output Rise Time (MAX9254)
CLHT
0.1 x V
C C O
to 0.9 x V
C C O
,
Fi g ur e 3
RxOUT_
1.4
2.2
3.3
ns
Output Fall Time (MAX9254)
CHLT
0.9 x V
C C O
to 0.1 x V
C C O
,
Fi g ur e 3
RxCLKOUT
1.1
1.8
2.8
ns
16MHz
34MHz
20MHz
40MHz
2560
900
2500
960
3142
1386
3164
1371
DC-balanced mode,
Figure 4
RxIN Skew Margin (Note 9)
RSKM
Non-DC-balanced mode,
Figure 4
ps
DC ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= LVDSV
CC
= PLLV
CC
= +3.0V to +3.6V, V
CCO
= +3.0V to +5.5V,
PWRDWN
= high; SSG = high, open, or low; DCB = high or
low, differential input voltage |V
ID
| = 0.05V to 1.2V, input common-mode voltage V
CM
= |V
ID
/ 2| to 2.4V - |V
ID
/ 2|, unless otherwise
noted. Typical values are at V
CC
= V
CCO
= LVDSV
CC
= PLLV
CC
= +3.3V, |V
ID
| = 0.2V, V
CM
= +1.25V, T
A
= +25°C.) (Notes 1, 2)
PARAMETER
SYMBOL
I
OZ
CONDITIONS
MIN
-30
-10
-5
-28
-13
TYP
MAX
+30
-40
-20
-75
-37
UNITS
μA
High-Impedance Output Current
PWRDWN
= low, V
OUT
= -0.3V to (V
CCO
+ 0.3V)
V
CCO
= 3.0V to 3.6V,
V
OUT
= 0V
RxCLKOUT (Note 4)
RxOUT_
RxCLKOUT (Note 4)
RxOUT_
RxOUT_
RxCLKOUT (Note 4)
RxOUT_
RxCLKOUT (Note 4)
Output Short-Circuit Current
(Note 5)
I
OS
VCCO = 4.5V to 5.5V,
VOUT = 0V
mA
V
CCO
= 3.0V to 3.6V,
V
OUT
= 0V
-16
-51
Output Short-Circuit Current
(MAX9254) (Note 5)
I
OS
VCCO = 4.5V to 5.5V,
VOUT = 0V
-34
-93
mA
LVDS INPUTS (RxIN_, RxCLKIN_)
Differential Input High Threshold
Differential Input Low Threshold
Input Current
Power-Off Input Current
V
TH
V
TL
(Note 6)
(Note 6)
PWRDWN
= high or low
50
mV
mV
μA
μA
-50
-25
-40
I
IN+
, I
IN-
I
INO+
, I
INO-
V
CC
= V
CCO
= 0V or open
PWRDWN
= high or low,
V
CC
= V
CCO
= 0V or open,
Figure 1
PWRDWN
= high or low,
V
CC
= V
CCO
= 0V or open,
Figure 1
+25
+40
-40°C to +85°C
42
78
Input Resistor 1
R
IN1
-40°C to +105°C
42
85
k
Ω
-40°C to +85°C
246
410
Input Resistor 2
R
IN2
-40°C to +105°C
246
440
k
Ω
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