MCP3221A4T-E/OT Microchip Technology, MCP3221A4T-E/OT Datasheet - Page 2

• Manufacturer Part Number: MCP3221A4T-E/OT
• Description: ADC 12BIT I2C INTERFACE SOT23-5
• Manufacturer: Microchip Technology

Specifications of MCP3221A4T-E/OT

• Number Of Bits: 12
• Sampling Rate (per Second): 22.3k
• Data Interface: I²C, Serial
• Number Of Converters: 1
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: SC-74A, SOT-753
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: MCP3221A4T-E/OTTR

MCP3221
1.0
Absolute Maximum Ratings †
V
Analog input pin w.r.t. V
SDA and SCL pins w.r.t. V
Storage temperature .....................................-65°C to +150°C
Ambient temp. with power applied ................-65°C to +125°C
Maximum Junction Temperature .......... .........................150°C
ESD protection on all pins (HBM) .................................≥ 4 kV
DC ELECTRICAL SPECIFICATIONS
DS21732C-page 2
Electrical Characteristics: Unless otherwise noted, all parameters apply at V
T
DC Accuracy
Resolution
Integral Nonlinearity
Differential Nonlinearity
Offset Error
Gain Error
Dynamic Performance
Total Harmonic Distortion
Signal-to-Noise and Distortion
Spurious-Free Dynamic Range
Analog Input
Input Voltage Range
Leakage Current
SDA/SCL (open-drain output):
Data Coding Format
High-level input voltage
Low-level input voltage
Low-level output voltage
Hysteresis of Schmitt trigger inputs
Input leakage current
Output leakage current
Pin capacitance
(all inputs/outputs)
Bus Capacitance
Note 1:
DD
AMB
...................................................................................7.0V
= -40°C to +85°C, I
2:
3:
4:
5:
ELECTRICAL
CHARACTERISTICS
“Sample time” is the time between conversions once the address byte has been sent to the converter.
Refer to Figure 5-6.
This parameter is periodically sampled and not 100% tested.
R
SDA and SCL = V
t
SCL.
Parameters
ACQ
PU
= Pull-up resistor on SDA and SCL.
and t
SS
CONV
.......... ............. -0.6V to V
SS
........... .........-0.6V to V
2
C Fast Mode Timing: f
are dependent on internal oscillator timing. See Figure 5-5 and Figure 5-6 for relation to
SS
to V
DD
SINAD
SFDR
V
C
Sym
THD
DNL
C
V
INL
V
HYST
at 400 kHz.
V
I
C
I
OUT
LO
OL
LI
IN
IH
IL
B
,
DD
DD
V
0.7 V
+0.6V
+1.0V
SCL
SS
Min
—
—
—
—
—
—
—
—
—
—
—
—
-1
-1
-1
-0.3
= 400 kHz (Note 3).
DD
Straight Binary
0.05 V
±0.75
±0.75
±0.5
Typ
-82
72
86
12
—
—
—
—
—
—
—
—
—
-1
† Stresses above those listed under “Maximum ratings” may
cause permanent damage to the device. This is a stress rating
only and functional operation of the device at those or any
other conditions above those indicated in the operational list-
ings of this specification is not implied. Exposure to maximum
rating conditions for extended periods may affect device
reliability.
DD
V
0.3 V
DD
Max
400
0.4
±2
±1
±2
±3
+1
+1
+1
10
—
—
—
—
—
+0.3
DD
DD
Units
LSB
LSB
LSB
LSB
bits
= 5.0V, V
dB
dB
dB
µA
µA
µA
pF
pF
V
V
V
V
V
© 2006 Microchip Technology Inc.
No missing codes
V
V
V
2.7V ≤ V
I
f
V
V
0.9 V
T
(Note 2)
SDA drive low, 0.4V
OL
SCL
AMB
IN
IN
IN
IN
OUT
SS
= 3 mA, R
= 0.1V to 4.9V @ 1 kHz
= 0.1V to 4.9V @ 1 kHz
= 0.1V to 4.9V @ 1 kHz
= 0.1 V
= 400 kHz only
= GND, R
DD
= 25°C, f = 1 MHz;
= 0.1 V
Conditions
DD
DD
≤ 5.5V
SS
PU
and 0.9 V
PU
and
= 1.53 kΩ
= 2 kΩ
DD