參數(shù)資料
型號(hào): ADC08138
廠商: National Semiconductor Corporation
元件分類(lèi): 串行ADC
英文描述: 8-Bit High-Speed Serial I/O A/D Converters with Multiplexer Options, Voltage Reference, and Track/Hold Function(8位高速串行輸入/輸出A/D轉(zhuǎn)換器帶多路選擇,電壓基準(zhǔn)和跟蹤/保持功能)
中文描述: 8位高速串行I /辦公自動(dòng)化/ D的多路復(fù)用器選項(xiàng),電壓參考,并跟蹤轉(zhuǎn)換器/保持功能(8位高速串行輸入/輸出的A / D轉(zhuǎn)換器帶多路選擇,電壓基準(zhǔn)和跟蹤/保持功能)
文件頁(yè)數(shù): 4/21頁(yè)
文件大?。?/td> 483K
代理商: ADC08138
Electrical Characteristics
(Continued)
The following specifications apply for V
CC
= +5 V
, V
= +2.5 V
and f
CLK
= 1 MHz unless otherwise specified.
Boldface
limits apply for T
A
= T
J
= T
MIN
to T
MAX
;
all other limits T
A
= T
J
= 25C.
Symbol
Parameter
Conditions
Typical
(Note 8)
Limits
(Note 9)
Units
(Limits)
DIGITAL AND DC CHARACTERISTICS
I
SINK
Output Sink Current
Supply Current
I
CC
ADC08134, ADC08138
ADC08131 (Note 16)
V
OUT
= V
CC
8.0
mA (min)
CS = HIGH
3.0
6.0
mA (max)
mA (max)
Electrical Characteristics
The following specifications apply for V
= +5 V
, and f
CLK
= 1 MHz unless otherwise specified.
Boldface limits apply for
T
A
= T
J
= T
MIN
to T
MAX
;
all other limits T
A
= T
J
= 25C.
Symbol
Parameter
Conditions
Typical
(Note 8)
Limits
(Note 9)
Units
(Limits)
REFERENCE CHARACTERISTICS
V
REF
OUT
Output Voltage
DC08134, ADC08138
2.5
±
2%
40
2.5
±
1.5%
V
V
REF
/
T
Temperature Coefficient
ppm/C
V
REF
/
I
L
Load Regulation (Note 17)
Sourcing
(0
I
L
+4 mA)
ADC08134,
ADC08138
Sourcing
(0
I
L
+2 mA)
ADC08131
Sinking
(1
I
L
0 mA)
ADC08134,
ADC08138
Sinking
(1
I
L
0 mA)
ADC08131
4.75V
V
CC
5.25V
V
REF
= 0V
ADC08134,
ADC08138
V
REF
= 0V
ADC08131
V
CC
: 0V
5V
C
L
= 100 μF
0.003
0.1
%/mA
(max)
0.003
0.1
0.2
0.5
0.2
0.5
Line Regulation
0.5
6
mV (max)
mA
(max)
8
25
I
SC
Short Circuit Current
8
25
T
SU
Start-Up Time
20
ms
V
REF
/
t
Long Term Stability
200
ppm/1 kHr
Electrical Characteristics
The following specifications apply for V
CC
= +5 V
, V
= +2.5 V
and t
r
= t
f
= 20 ns unless otherwise specified.
Boldface
limits apply for T
A
= T
J
= T
MIN
to T
MAX
;
all other limits T
A
= T
J
= 25C.
Symbol
Parameter
Conditions
Typical
(Note 8)
10
Limits
(Note 9)
Units
(Limits)
kHz (min)
MHz (max)
% (min)
% (max)
f
CLK
Clock Frequency
1
Clock Duty Cycle
(Note 14)
40
60
A
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