MCP3201 Microchip Technology, MCP3201 Datasheet - Page 13

• Manufacturer Part Number: MCP3201
• Description: 2.7V 12-Bit A/D Converter with SPI Serial Interface
• Manufacturer: Microchip Technology

FIGURE 4-1:
FIGURE 4-2:
Resistance (R
deviation in INL from nominal conditions.
1999 Microchip Technology Inc.
Legend
I
C
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
VA
LEAKAGE
SAMPLE
100
CHx
C
R
SS
R
VA
R
PIN
V
SS
S
S
T
= Signal Source
= Source Impedance
= Input Channel Pad
= Input Capacitance
= Threshold Voltage
= Leakage Current at the pin
= Sampling Switch
= Sampling Switch Resistor
= Sample/Hold Capacitance
due to various junctions
S
CHx
Analog Input Model.
Maximum Clock Frequency vs. Input
) to maintain less than a 0.1 LSB
Input Resistance (Ohms)
1000
V
7pF
DD
C
= V
PIN
REF
= 2.7V
V
V
DD
DD
= V
REF
V
V
= 5V
T
T
= 0.6V
= 0.6V
10000
Preliminary
I
LEAKAGE
1nA
SS R
Sampling
Switch
SS
= 1k
MCP3201
V
SS
C
= DAC capacitance
= 20 pF
SAMPLE
DS21290B-page 13