參數(shù)資料
型號： ADC12041CIV
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： ADC
英文描述： 12-Bit Plus Sign 216 kHz Sampling Analog-to-Digital Converter
中文描述： 1-CH 13-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC28
封裝： PLASTIC, LCC-28
文件頁數(shù)： 5/28頁
文件大?。?/td> 591K
代理商： ADC12041CIV
Power Supply Characteristics
(Continued)
The following specifications apply to the ADC12041 for V
+ = V
D
+ = 5V, V
REF
+ = 4.096V, V
= 0.0V, 12-bit + sign conver-
sion mode, f
= 12.0 MHz, R
= 25
, source impedance for V
+ and V
1
, fully differential input with fixed 2.048V
common-mode voltage, and minimum 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
Symbol
Parameter
Conditions
Typical
(Note 10)
Limits
(Note 11)
Unit
(Limit)
I
A
+
V
A
+ Analog Supply Current
Start Command (Performing a conversion)
with SYNC configured as an input and driven
with a 214 kHz signal. Bus width set to 13.
f
CLK
= 12.0 MHz, Reset Mode
f
CLK
= 12.0 MHz, Conversion
Standby Mode
f
CLK
= Stopped
f
CLK
= 12.0 MHz
2.3
2.3
mA
4.0
mA (max)
I
ST
Standby Supply Current
(I
D
+ + I
A
+)
5
15
120
μA (max)
μA (max)
100
Analog Input Characteristics
The following specifications apply to the ADC12041 for V
+ = V
D
+ = 5V, V
REF
+ = 4.096V, V
= 0.0V, 12-Bit + sign conver-
sion mode, f
= 12.0 MHz, R
= 25
, source impedance for V
+ and V
+
≤
1
, fully differential input with fixed 2.048V
common-mode voltage, and minimum 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
Symbol
Parameter
Conditions
Typical
(Note 10)
±
0.05
Limits
(Note 11)
2.0
Unit
(Limit)
μA (max)
I
IN
V
IN
+ and V
IN
Input Leakage Current
V
IN
+ = 5V
V
IN
= 0V
V
IN
= 2.5V
Refer to section titled INPUT CURRENT.
R
ON
ADC Input On Resistance
1000
CV
IN
ADC Input Capacitance
10
pF
Reference Inputs
The following specifications apply to the ADC12041 for V
+ = V
+ = 5V, V
+ = 4.096V, V
= 0.0V, 12-bit + sign con-
version mode, f
= 12.0 MHz, R
= 25
, source impedance for V
+ and V
≤
1
, fully differential input with fixed
2.048V common-mode voltage, and minimum 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
Symbol
Parameter
Conditions
Typical
(Note 10)
Limits
(Note 11)
Unit
(Limit)
I
REF
Reference Input Current
V
REF
+ 4.096V, V
REF
= 0V
Analog Input Signal: 1 kHz
(Note 20) 80 kHz
145
136
85
μA
μA
pF
C
REF
Reference Input Capacitance
Digital Logic Input/Output Characteristics
The following specifications apply to the ADC12041 for V
+ = V
+ = 5V, V
+ = 4.096V, V
= 0.0V, 12-bit + sign con-
version mode, f
= 12.0 MHz, R
= 25
, source impedance for V
+ and V
≤
1
, fully differential input with fixed
2.048V common-mode voltage, and minimum 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
Symbol
Parameter
Conditions
Typical
(Note 10)
Limits
(Note 11)
2.2
0.8
2.0
2.0
Unit
(Limit)
V (min)
V (max)
μA (max)
μA (max)
V
IH
V
IL
I
IH
I
IL
V
OH
Logic High Input Voltage
Logic Low Input Voltage
Logic High Input Current
Logic Low Input Current
Logic High Output Voltage
V
A
+ = V
D
+ = 5.5V
V
A
+ = V
D
+ = 4.5V
V
IN
= 5V
V
IN
= 0V
V
A
+ = V
D
+ = 4.5V
I
OUT
= 1.6 mA
0.035
0.035
2.4
2.4
V (min)
A
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ADC12048CIV 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
ADC12048CIV/NOPB 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
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