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參數(shù)資料
| 型號(hào)： | ML2252 |
| 廠商： | Fairchild Semiconductor Corporation |
| 元件分類(lèi)： | 串行ADC |
| 英文描述： | μP Compatible 8-Bit A/D Converters with 2-Channel Multiplexer(具有雙通道多路轉(zhuǎn)換器的微處理器兼容的8位A/D轉(zhuǎn)換器) |
| 中文描述： | 微處理器兼容的8位A / D轉(zhuǎn)換器，帶有2通道多路復(fù)用器（具有雙通道多路轉(zhuǎn)換器的微處理器兼容的8位的A / D轉(zhuǎn)換器） |
| 文件頁(yè)數(shù)： | 4/13頁(yè) |
| 文件大?。?/td> | 202K |
| 代理商： | ML2252 |
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ML2252, ML2259
4
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, V
CC
= +V
REF
= 5V ±10%, –V
REF
= GND, f
CLK
= 1.46MHz,
T
A
= Operating temperature range (Note 1)
ML2252B, ML2259B
ML2252C, ML2259C
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
Converter and Multiplexer Characteristics
Total Unadjusted Error
V
REF
= V
CC,
(Note 2)
±1/2
±1
LSB
+V
REF
Voltage Range
–V
REF
Voltage Range
Reference Input Resistance
–V
REF
GND – 0.1
V
CC
+ 0.1
+V
REF
35
–V
REF
GND – 0.1
V
CC
+ 0.1
+V
REF
28
V
V
14
20
14
20
k y
Analog Input Range
(Note 3)
GND – 0.1
V
CC
+ 0.1 GND – 0.1
±1/4
V
CC
+ 0.1
±1/4
V
Power Supply Sensitivity
DC, V
CC
= 5V ±10%
100mVp-p, 100kHz
Sine on V
CC
, V
IN
= 0
On Channel = V
CC,
(Note 4)
Off Channel = 0V
±1/32
±1/32
LSB
±1/16
±1/16
LSB
I
OFF
, Off Channel Leakage
Current (Note 9)
–1
–1
μA
On Channel = 0V, (Note 4)
Off Channel = V
CC
On Channel = 0V, (Note 4)
Off Channel = V
CC
On Channel = V
CC,
(Note 4)
Off Channel = 0V
1
1
μA
I
ON
, On Channel Leakage
Current (Note 9)
–1
–1
μA
1
1
μA
ABSOLUTE MAXIMUM RATINGS
Absolute maximum ratings are those values beyond which
the device could be permanently damaged. Absolute
maximum ratings are stress ratings only and functional
device operation is not implied.
Supply Voltage, V
CC..............................................................
6.5V
Logic Inputs ....................................... –0.3V to V
CC
0.3V
Analog Inputs ..................................... –0.3V to V
CC
0.3V
Input Current per Pin............................................±25mA
Storage Temperature................................–65°C to 150°C
Lead Temperature (Soldering 10 sec.) .................... 260°C
OPERATING CONDITIONS
Supply Voltage, V
CC..............................................
4.5V to 6.3V
Temperature Range........................................0°C to 70°C
Thermal Resistance (
q
JA
)
20-Pin PDIP .....................................................67°C/W
20-Pin PLCC ....................................................78°C/W
28 Pin PDIP .....................................................48°C/W
28-Pin PLCC ....................................................68°C/W
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Digital and DC
V
IN(1)
V
IN(0)
I
IN(1)
I
IN(0)
V
OUT(1)
V
OUT(0)
I
OUT
Logical “1” Input Voltage
2.0
V
Logical “0” Input Voltage
0.8
V
Logical “1” Input Current
V
IN
= V
CC
V
IN
= 0V
I
OUT
= –2mA
I
OUT
= 2mA
V
OUT
= 0V
V
OUT
= V
CC
1
μA
Logical “0” Input Current
–1
μA
Logical “1” Output Voltage
4.0
V
Logical “0” Output Voltage
0.4
V
Three-State Output Current
–1
μA
1
μA
I
CC
Supply Current
1.5
3
mA
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