MCP3302-I/ST Microchip Technology, MCP3302-I/ST Datasheet - Page 2

• Manufacturer Part Number: MCP3302-I/ST
• Description: 13-Bit Differential Input, Low Power A/D Converter with SPI Serial Interface
• Manufacturer: Microchip Technology

MCP3302/04
1.0
1.1
V
All inputs and outputs 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
*Notice: Stresses above those listed under “Maximum rat-
ings” 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 listings of this specification is not implied. Expo-
sure to maximum rating conditions for extended periods may
affect device reliability.
ELECTRICAL CHARACTERISTICS
DS21697A-page 2
Unless otherwise noted, all parameters apply at V
(Figure 3-4) with fixed common mode voltage of 2.5V. All parameters apply over temperature with T
+85°C (Note 7). Conversion speed (f
Conversion Rate:
Maximum Sampling Fre-
quency
Conversion Time
Acquisition Time
DC Accuracy:
Resolution
Integral Nonlinearity
Differential Nonlinearity
Positive Gain Error
Negative Gain Error
Offset Error
Dynamic Performance:
Total Harmonic Distortion
Signal to Noise and Distortion
Spurious Free Dynamic Range
Common-Mode Rejection
Channel-to Channel Crosstalk
Power Supply Rejection
Note 1: This specification is established by characterization and not 100% tested.
DD
...................................................................................7.0V
2: See characterization graphs that relate converter performance to V
3: V
4: V
5: Maximum clock frequency specification must be met.
6: V
7: TSSOP devices are only specified at 25°C and +85°C.
ELECTRICAL
CHARACTERISTICS
Maximum Ratings*
Parameter
REF
IN
DD
= 0.1V to 4.9V @ 1 kHz.
=5V
= 400 mV, V
P
-
P
±500 mV @ 1 kHz, see test circuit Figure 3-3.
SS
IN
................. -0.3V to V
= 0.1V to 4.9V @ 1 kHz
f
SINAD
CMRR
SAMPLE
SFDR
t
Sym
THD
PSR
CONV
t
DNL
INL
ACQ
CT
SAMPLE
) is 100 ksps with f
DD
Min
+0.3V
—
—
—
—
—
—
-3
-3
-3
—
—
—
—
—
DD
12 data bits + sign
= 5V, V
> -110
-0.75
±0.5
±0.5
Typ
-0.5
-91
+3
—
—
±1
78
92
79
74
1.5
13
SS
= 0V, and V
PIN FUNCTION TABLE
CLK
CH0-CH7
DGND
CS/SHDN
D
D
CLK
AGND
V
V
REF
IN
OUT
DD
NAME
= 21*f
Max
100
50
±1
±2
±1
+2
+2
+6
—
—
—
—
—
—
SAMPLE
REF
REF
periods
periods
Analog Inputs
Digital Ground
Chip Select / Shutdown Input
Serial Data In
Serial Data Out
Serial Clock
Analog Ground
Reference Voltage Input
+2.7V to 5.5V Power Supply
= 5V. Full differential input configuration
Units
ksps
ksps
CLK
CLK
LSB
LSB
LSB
LSB
LSB
LSB
bits
dB
dB
dB
dB
dB
dB
level.
V
MCP3302/04-B
MCP3302/04-C
Monotonic over temperature
Note 3
Note 3
Note 3
Note 6
Note 6
Note 4
DD
2001 Microchip Technology Inc.
= V
FUNCTION
REF
Conditions
= 2.7V, V
AMB
= -40°C to
CM
=1.35V