MCP3202-BI/MS MICROCHIP [Microchip Technology], MCP3202-BI/MS Datasheet - Page 12

• Manufacturer Part Number: MCP3202-BI/MS
• Description: 2.7V Dual Channel 12-Bit A/D Converter with SPI Serial Interface
• Manufacturer: MICROCHIP [Microchip Technology]

MCP3202
FIGURE 4-1:
FIGURE 4-2:
Resistance (R
deviation in INL from nominal conditions.
DS21034D-page 12
Legend
VA
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
I
C
LEAKAGE
SAMPLE
100
CHx
C
R
R
SS
VA
R
PIN
V
SS
SS
T
S
=
=
=
=
=
=
=
=
=
S
CHx
Analog Input Model.
Maximum Clock Frequency vs. Input
) to maintain less than a 0.1 LSB
Input Resistance (Ohms)
signal source
source impedance
input channel pad
input pin capacitance
threshold voltage
leakage current at the pin
due to various junctions
sampling switch
sampling switch resistor
sample/hold capacitance
1000
V
7 pF
C
DD
PIN
= 2.7V
V
V
DD
DD
= 5V
V
V
T
T
= 0.6V
= 0.6V
10000
I
±1 nA
LEAKAGE
SS
Sampling
Switch
R
S
= 1 k
© 2006 Microchip Technology Inc.
V
SS
C
= DAC capacitance
= 20 pF
SAMPLE