MCP3302-I/P MICROCHIP [Microchip Technology], MCP3302-I/P Datasheet - Page 14

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

MCP3302/04
3.0
FIGURE 3-1:
FIGURE 3-2:
T
DS21697B-page 14
EN
*Waveform 1 is for an output with internal con-
ditions such that the output is high, unless dis-
abled by the output control.
†Waveform 2 is for an output with internal con-
ditions such that the output is low, unless dis-
abled by the output control.
.
Waveform 2†
Waveform 1*
TEST CIRCUITS
D
D
D
OUT
OUT
OUT
Test Point
CS
Voltage Waveforms for T
D
3 k
OUT
100 pF
1.4V
Load Circuit for T
Load circuit for T
V
DD
V
3 k
C
V
SS
L
DD
T
= 100 pF
DIS
/2
V
IH
T
T
Test Point
DIS
DIS
T
EN
Waveform 2
Waveform 1
DIS
DIS
Waveform
R
10%
90%
, T
and
F
, T
DO
.
FIGURE 3-3:
Test Circuit (PSRR).
FIGURE 3-4:
Configuration Example.
FIGURE 3-5:
Configuration Example.
V
2.63V
CM
5V
= 2.5V
P-P
V
CM
1 k
= 2.5V
5V
5V
20 k
P-P
P-P
5V
P
-
IN(-)
P
IN(+)
Power Supply Sensitivity
Full Differential Test
Pseudo Differential Test
IN(-)
IN(+)
2002 Microchip Technology Inc.
1 k
V
+
V
-
REF
REF
1/2 MCP602
0.1 µF
MCP330X
1 µF
1 k
MCP330X
= 5V
= 2.5V
0.1µF
1µF
V
V
REF
REF
5V ±500 mV
To V
V
V
SS
V
DD
V
DD
SS
DD
0.1 µF
V
V
DD
on DUT
DD
0.1µF
= 5V
= 5V
P-P