ADC121C021CIMKX NSC [National Semiconductor], ADC121C021CIMKX Datasheet - Page 4

• Manufacturer Part Number: ADC121C021CIMKX
• Description: I2C-Compatible, 12-Bit Analog-to-Digital Converter (ADC) with Alert Function
• Manufacturer: NSC [National Semiconductor]

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STATIC CONVERTER CHARACTERISTICS
DYNAMIC CONVERTER CHARACTERISTICS
Symbol
SINAD
Absolute Maximum Ratings
(Notes 1, 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics
The following specifications apply for V
f
unless otherwise noted.
ENOB
IN
V
SNR
DNL
THD
Supply Voltage, V
Voltage on any Analog Input Pin to
GND
Voltage on any Digital Input Pin to
GND
Input Current at Any Pin (Note 3)
Package Input Current (Note 3)
Power Dissipation at T
ESD Susceptibility (Note 5)
Junction Temperature
Storage Temperature
INL
GE
OFF
= 10kHz for f
VA, GND, VIN, ALERT,
ADDR pins:
SDA, SCL pins:
Human Body Model
Machine Model
Charged Device Model (CDM)
Human Body Model
Machine Model
Resolution with No Missing Codes
Integral Non-Linearity (End Point
Method)
Differential Non-Linearity
Offset Error
Gain Error
Effective Number of Bits
Signal-to-Noise Ratio
Total Harmonic Distortion
Signal-to-Noise Plus Distortion Ratio
SCL
A
= 3.4MHz unless otherwise noted. Boldface limits apply for T
Parameter
A
= 25°C
A
−0.3V to (V
= +2.7V to +5.5V, GND = 0V, f
−65°C to +150°C
-0.3V to +6.5V
−0.3V to 6.5V
See (Note 4)
V
f
V
V
f
V
V
f
V
V
V
V
V
V
V
V
V
SCL
SCL
SCL
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
= +2.7V to +3.6V
= +2.7V to +5.5V. f
= +2.7V to +3.6V
= +2.7V to +5.5V. f
= +2.7V to +3.6V
= +2.7V to +5.5V. f
= +2.7V to +3.6V
= +3.6V to +5.5V
= +2.7V to +3.6V
= +3.6V to +5.5V
= +2.7V to +3.6V
= +3.6V to +5.5V
= +2.7V to +3.6V
= +3.6V to +5.5V
±15 mA
±20 mA
+150°C
up to 400kHz (Note 13)
up to 400kHz (Note 13)
up to 400kHz (Note 13)
+0.3V)
2500V
1250V
8000V
250V
400V
Conditions
4
Operating Ratings
Package Thermal Resistances
Soldering
Semiconductor's Reflow Temperature Profile specifications.
Refer to www.national.com/packaging. (Note 6)
Operating Temperature Range
Supply Voltage, V
Analog Input Voltage, V
Digital Input Voltage (Note 7)
Sample Rate
SCL
SCL
SCL
SCL
up to 3.4MHz
up to 3.4MHz
up to 3.4MHz
up to 3.4MHz, f
6-Lead TSOT
Package
process
A
= T
A
MIN
IN
(Note 9)
Typical
to T
±0.5
+1.2
−0.9
+0.5
−0.5
+1.3
−0.9
+0.1
+1.4
IN
= 1kHz for f
11.7
11.5
72.5
72.6
must
-0.8
−92
−87
71
71
MAX
: all other limits T
(Notes 1, 2)
comply
(Note 9)
SCL
Limits
−40°C
−0.9
±1.6
11.3
70.4
−78
12
±1
+1
±6
70
up to 400kHz,
250°C/W
up to 188.9 kSPS
θ
≤
JA
with
+2.7V to 5.5V
T
A
Units (Limits)
A
0V to 5.5V
≤
LSB (max)
LSB (max)
LSB (max)
LSB (max)
= 25°C
LSB (min)
Bits (min)
Bits (min)
dB (max)
dB (max)
0V to V
dB (min)
dB (min)
dB (min)
dB (min)
+105°C
National
LSB
LSB
LSB
LSB
LSB
Bits
A