Note 3: 3dB typical crosstalk improvement when R
參數(shù)資料
型號: MAX456EQH+TD
廠商: Maxim Integrated Products
文件頁數(shù): 6/12頁
文件大?。?/td> 0K
描述: IC VIDEO CROSSPOINT SWIT 44PLCC
標準包裝: 500
功能: 視頻交叉點開關
電路: 1 x 8:8
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 44-LCC(J 形引線)
供應商設備封裝: 44-PLCC(16.59x16.59)
包裝: 帶卷 (TR)
Note 1: Guaranteed by design.
Note 2: See
Dynamic Test Circuits on page 11.
Note 3: 3dB typical crosstalk improvement when RS = 0.
Note 4: Input test signal: 3.58MHz sine wave of amplitude 40IRE superimposed on a linear ramp (0 to 100IRE). IRE is a unit of
video-signal amplitude developed by the International Radio Engineers. 140IRE = 1.0V.
MAX456
8 x 8 Video Crosspoint Switch
_______________________________________________________________________________________
3
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
All-Channel Crosstalk
5MHz, VIN = 2VP-P (Notes 2, 3)
57
dB
Output-Buffer Slew Rate
X
Internal load resistors on, 10pF load
250
V/s
Single-Channel Crosstalk
5MHz, VIN = 2VP-P (Note 2)
60
70
dB
All-Channel Off Isolation
5MHz, VIN = 2VP-P (Note 2)
80
dB
-3dB Bandwidth
10pF load, VIN = 2VP-P (Note 2)
25
35
MHz
Differential Phase Error
(Note 4)
1.0
deg
ELECTRICAL CHARACTERISTICS
(V+ = 5.0V, V- = -5.0V, -1.3V
≤ VIN ≤ +1.3V, LOAD = +5V, internal load resistors on, AGND = DGND = 0V, TA = +25°C,
unless otherwise noted.)
Differential Gain Error
(Note 4)
0.5
%
Input Noise
DC to 40MHz
0.3
1.0
mVRMS
Input Capacitance
All buffer inputs grounded
6
pF
Buffer Input Capacitance
Additional capacitance for each out-
put buffer connected to channel input
2
pF
Output Capacitance
Output buffer off
7
pF
DYNAMIC SPECIFICATIONS (Note 1)
PARAMETER
Latch Delay
SYMBOL
MIN
TYP
MAX
tD
80
UNITS
ns
Switch Break-Before-Make Delay
tON - tOFF
15
ns
LATCH Edge to Switch Off
tOFF
35
ns
LATCH Edge to Switch On
tON
50
ns
Write Pulse Width Low
tWL
80
ns
Chip-Enable to Write Setup
tCE
0
ns
Write Pulse Width High
tWH
80
ns
240
Data Hold
tDH
0
ns
Latch Pulse Width
tL
80
ns
CONDITIONS
LATCH on
Parallel mode
32-bit serial mode
Data Setup
tDS
160
ns
SWITCHING CHARACTERISTICS (Note 1)
(Figure 4, V+ = 5.0V, V- = -5.0V, -1.3V
≤ VIN ≤ +1.3V, LOAD = +5V, internal load resistors on, AGND = DGND = 0V,
TA = TMIN to TMAX, unless otherwise noted.)
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