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參數(shù)資料
| 型號： | MAX194 |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | 14-Bit, 85ksps ADC with 10礎(chǔ) Shutdown(85ksps,單通道,14位串行A/D轉(zhuǎn)換器) |
| 中文描述： | 14位、85ksps ADC，帶有10µ關(guān)斷 |
| 文件頁數(shù)： | 3/24頁 |
| 文件大小： | 267K |
| 代理商： | MAX194 |
M
14-Bit, 85ksps ADC with 10μA S hutdown
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VDDD = VDDA = +5V, VSSD = VSSA = -5V, f
CLK
= 1.7MHz, V
REF
= 5V, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical
values are at T
A
= +25°C.)
BP/UP/SHDN = open
VDDD = 5.25V
BP/UP/SHDN = open
BP/UP/SHDN = 0V
BP/UP/SHDN = VDDD
Digital inputs = 0V or 5V
VDDD = 4.75V
CONDITIONS
nA
-100
+100
BP/UP/SHDN Max Allowed
Leakage, Mid Input
V
2.75
V
FLT
BP/UP/SHDN Voltage,
Floating
V
1.5
VDDD - 1.5
V
IM
BP/UP/SHDN
Mid Input Voltage
μA
-4.0
I
IL
BP/UP/SHDN
Input Current, Low
μA
4.0
I
IH
BP/UP/SHDN
Input Current, High
V
0.5
V
IL
BP/UP/SHDN
Input Low Voltage
V
2.4
V
IH
CLK, CS, CONV, RESET, SCLK
Input High Voltage
V
VDDD - 0.5
V
IH
BP/UP/SHDN
Input High Voltage
μA
±10
CLK, CS, CONV, RESET, SCLK
Input Current
V
0.8
V
IL
CLK, CS, CONV, RESET, SCLK
Input Low Voltage
pF
10
CLK, CS, CONV, RESET, SCLK
Input Capacitance (Note 2)
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
Output Low Voltage
Output High Voltage
DOUT Leakage Current
Output Capacitance (Note 4)
POWER REQUIREMENTS
V
OL
V
OH
I
LKG
VDDD = 4.75V, I
SINK
= 1.6mA
VDDD = 4.75V, I
SOURCE
= 1mA
DOUT = 0V or 5V
0.4
V
V
VDDD - 0.5
±10
10
μA
pF
VDDD
VSSD
VDDA
VSSA
VDDD Supply Current
VSSD Supply Current
VDDA Supply Current
VSSA Supply Current
4.75
-5.25
4.75
-5.25
5.25
-4.75
5.25
-4.75
4
2
5
5
V
V
V
V
By supply-rejection test
By supply-rejection test
VDDD = VDDA = 5.25V, VSSD = VSSA = -5.25V
VDDD = VDDA = 5.25V, VSSD = VSSA = -5.25V
VDDD = VDDA = 5.25V, VSSD = VSSA = -5.25V
VDDD = VDDA = 5.25V, VSSD = VSSA = -5.25V
I
DDD
I
SSD
I
DDA
I
SSA
2.5
0.9
3.8
3.8
mA
mA
mA
mA
DIGITAL INPUTS
(CLK, CS, CONV, RESET, SCLK, BP/UP/SHDN)
DIGITAL OUTPUTS
(DOUT, EOC)
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