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参数资料
| 型号： | HI3256 |
| 厂商： | Intersil Corporation |
| 英文描述： | 8-Bit, 120MSPS, Flash A/D Converter(8位、120MSPS 闪存A/D转换器) |
| 中文描述： | 8位，120MSPS，闪光的A / D转换器（8位，120MSPS闪存的A / D转换器） |
| 文件页数： | 6/15页 |
| 文件大小： | 175K |
| 代理商： | HI3256 |
3-6
FIGURE 2. STRAIGHT MODE TIMING CHART (SELECT1 = GND)
FIGURE 3. PECL SWITCHING LEVEL
Timing Diagrams
(Continued)
N - 1
N
N + 1
N + 2
N + 3
t
DS
t
PW1
t
PW0
N - 4
2.0V
0.8V
2.0V
0.8V
N - 5
N - 3
N - 4
N - 2
N - 3
N - 1
N - 2
N
N - 1
t
D02
8ns
2.0V
0.8V
t
DCLK
RESET PULSE
CLK OUT
(CLK IS INVERTED AND OUTPUT)
PBD0 TO D7
PAD0 TO D7
CLK
V
IN
t
V
ID
DGND3
V
IH
(MAX)
V
IL
V
TH
(DGND3 - 1.2V)
V
IH
V
IL
(MIN)
Pin Descriptions
PIN
NO
SYMBOL
I/O
TYPICAL
VOLTAGE LEVEL
EQUIVALENT CIRCUIT
DESCRIPTION
3, 10
AGND
GND
Analog Ground. Separated from the
digital ground.
5, 8
AV
CC
+5V (Typ)
Analog Power Supply. Separated
from the digital power supply.
20, 29
32, 41
DGND1
DGND2
GND
Digital Ground.
19, 30
31, 42
DV
CC1
DV
CC2
DGND3
+5V (Typ)
Digital Power Supply.
12
+5V (Typ) (With a Single Power
Supply)
Digital Power Supply. Apply -5V for
PECL and TTL input.
GND (With Dual Power Supplies)
1
DV
EE3
GND(WithaSinglePowerSupply)
Digital Power Supply. Apply -5V for
PECL and TTL input.
+5V (Typ) (With Dual Power
Supplies)
HI3256
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