參數(shù)資料
型號(hào)： ADC12034CIN
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： ADC
英文描述： RES 536K OHM 1/16W 1% 0402 SMD
中文描述： 4-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDIP24
封裝： DIP-24
文件頁數(shù)： 7/41頁
文件大?。?/td> 1036K
代理商： ADC12034CIN
Converter Electrical Characteristics
(Continued)
The following specifications apply for V
+
= V
+ = V
+ = +5.0 V
, V
+ = +4.096 V
, V
= 0 V
DC
, 12-bit + sign conver-
sion mode, f
= f
= 8 MHz for the ADC12H030, ADC12H032, ADC12H034 and ADC12H038, f
CK
= f
SK
= 5 MHz for the
ADC12030, ADC12032, ADC12034 and ADC12038, R
S
= 25
, source impedance for V
+ and V
≤
25
, fully-differential
input with fixed 2.048V common-mode voltage, and 10(t
) acquisition time unless otherwise specified.
Boldface limits apply
for T
A
= T
J
= T
MIN
to T
MAX
;
all other limits T
A
= T
J
= 25C. (Notes 7, 8, 9)
Symbol
Parameter
Conditions
Typical
(Note 10)
Limits
(Note 11)
Units
(Limits)
REFERENCE INPUT, ANALOG INPUTS AND MULTIPLEXER CHARACTERISTICS
Off Channel Leakage (Note 16)
CH0–CH7 and COM Pins
On Channel = 5V and
Off Channel = 0V
On Channel = 0V and
Off Channel = 5V
On Channel = 5V and
Off Channel = 0V
On Channel = 0V and
Off Channel = 5V
V
MUXOUT
= 5.0V or
V
MUXOUT
= 0V
V
IN
= 2.5V and
V
MUXOUT
= 2.4V
V
IN
= 2.5V and
V
MUXOUT
= 2.4V
V
IN
= 5 V
PP
, f
IN
= 40 kHz
0.01
0.3
μA (min)
0.01
0.3
μA (max)
On Channel Leakage (Note 16)
CH0–CH7 and COM Pins
0.01
0.3
μA (max)
0.01
0.3
μA (min)
MUXOUT1 and MUXOUT2
Leakage Current
MUX On Resistance
0.01
0.3
μA (max)
R
ON
850
1150
(max)
R
ON
Matching Channel
to Channel
Channel to Channel Crosstalk
MUX Bandwidth
5
%
72
90
dB
kHz
DC and Logic Electrical Characteristics
The following specifications apply for V
+
= V
+ = V
+ = +5.0 V
, V
+ = +4.096 V
, V
= 0 V
DC
, 12-bit + sign conver-
sion mode, f
= f
= 8 MHz for the ADC12H030, ADC12H032, ADC12H034 and ADC12H038, f
CK
= f
SK
= 5 MHz for the
ADC12030, ADC12032, ADC12034 and ADC12038, R
S
= 25
, source impedance for V
+ and V
≤
25
, fully-differential
input with fixed 2.048V common-mode voltage, and 10(t
) acquisition time unless otherwise specified.
Boldface limits apply
for T
A
= T
J
= T
MIN
to T
MAX
;
all other limits T
A
= T
J
= 25C. (Notes 7, 8, 9)
Symbol
Parameter
Conditions
Typical
(Note 10)
Limits
(Note 11)
Units
(Limits)
CCLK, CS, CONV, DI, PD AND SCLK INPUT CHARACTERISTICS
V
IN(1)
Logical “1” Input Voltage
V
IN(0)
Logical “0” Input Voltage
I
IN(1)
Logical “1” Input Current
I
IN(0)
Logical “0” Input Current
DO, EOC AND DOR DIGITAL OUTPUT CHARACTERISTICS
V
OUT(1)
Logical “1” Output Voltage
V
+
= 5.5V
V
+
= 4.5V
V
IN
= 5.0V
V
IN
= 0V
2.0
0.8
1.0
1.0
V (min)
V (max)
μA (max)
μA (min)
0.005
0.005
V
+
= 4.5V, I
OUT
= 360 μA
V
+
= 4.5V, I
OUT
= 10 μA
V
+
= 4.5V, I
OUT
= 1.6 mA
V
OUT
= 0V
V
OUT
= 5V
V
OUT
= 0V
V
OUT
= V
D
+
2.4
4.25
0.4
3.0
3.0
6.5
8.0
V (min)
V (min)
V (max)
μA (max)
μA (max)
mA (min)
mA (min)
V
OUT(0)
I
OUT
Logical “0” Output Voltage
TRI-STATE
Output Current
0.1
0.1
14
16
+I
SC
I
SC
POWER SUPPLY CHARACTERISTICS
I
D
+
Digital Supply Current
ADC12030, ADC12032, ADC12034
and ADC12038
Digital Supply Current
ADC12H030, ADC12H032,
ADC12H034 and ADC12H038
Output Short Circuit Source Current
Output Short Circuit Sink Current
Awake
CS = HIGH, Powered Down, CCLK on
CS = HIGH, Powered Down, CCLK off
Awake
CS = HIGH, Powered Down, CCLK on
CS = HIGH, Powered Down, CCLK off
1.6
600
20
2.3
0.9
20
2.5
mA (max)
μA
μA
mA
mA
μA
3.2
www.national.com
7
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