MCP3208-BI/SL Microchip Technology, MCP3208-BI/SL Datasheet - Page 18

• Manufacturer Part Number: MCP3208-BI/SL
• Description: IC ADC 12BIT 2.7V 8CH SPI 16SOIC
• Manufacturer: Microchip Technology

Specifications of MCP3208-BI/SL

• Number Of Converters: 1
• Package / Case: 16-SOIC (0.154", 3.90mm Width)
• Number Of Bits: 12
• Sampling Rate (per Second): 100k
• Data Interface: Serial, SPI™
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Architecture: SAR
• Conversion Rate: 100 KSPs
• Resolution: 12 bit
• Input Type: Voltage
• Snr: 100 dB
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Package: 16SOIC N
• Sampling Rate: 100 KSPS
• Number Of Adcs: 1
• Number Of Analog Inputs: 8|4
• Digital Interface Type: Serial (4-Wire, SPI)
• Polarity Of Input Voltage: Unipolar
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

MCP3204/3208
FIGURE 6-1:
FIGURE 6-2:
DS21298C-page 18
X = “Don’t Care” Bits
MCU Transmitted Data
(Aligned with falling
edge of clock)
MCU Received Data
(Aligned with rising
edge of clock)
MCU Transmitted Data
(Aligned with falling
edge of clock)
MCU Received Data
(Aligned with rising
edge of clock)
SCLK
D
X = “Don’t Care” Bits
OUT
D
CS
MCU latches data from A/D
converter on rising edges of SCLK
IN
SCLK
D
D
OUT
CS
IN
MCU latches data from A/D converter
on rising edges of SCLK
1
?
?
0
Data stored into MCU receive
register after transmission of first
8 bits
1
0
0
?
2
Data stored into MCU receive
register after transmission of first
8 bits
?
?
SPI Communication using 8-bit segments (Mode 0,0: SCLK idles low).
0
SPI Communication using 8-bit segments (Mode 1,1: SCLK idles high).
2
0
0
?
3
?
?
0
3
0
0
?
HI-Z
4
?
?
0
HI-Z
4
0
0
?
5
Data is clocked out of A/D
converter on falling edges
?
?
0
Start
5
0
0
?
6
Start
Start
Bit
Start
1
DIFF
?
?
SGL/
Bit
6
1
1
?
Data is clocked out of A/D
converter on falling edges
7
SGL/
DIFF
SGL/
DIFF
DIFF
SGL/
SGL/
DIFF
?
?
7
D2
?
8
D2
?
?
D2
D2
?
D2
8
D1
9
D1
D1
?
?
Data stored into MCU receive
register after transmission of
second 8 bits
D1
D1
9
DO
?
10
Data stored into MCU receive
register after transmission of
second 8 bits
DO
DO
DO
?
?
10
DO
DO
?
11 12 13 14 15 16
X
NULL
?
?
11 12 13 14 15
BIT B11 B10 B9 B8
X
X
?
(Null)
(Null)
NULL
BIT B11 B10 B9
X
(Null)
0
0
X
X
0
B11 B10 B9 B8
B11 B10 B9
X
B11 B10 B9 B8
X
X
X
X
X
X
X
X
X
B8
B8
X
X
X
16
B7
Don’t Care
17 18 19 20
Don’t Care
X
B7
B7 B6 B5 B4 B3 B2 B1 B0
Don’t Care
B7
17 18 19 20 21 22 23 24
Data stored into MCU receive
register after transmission of last
8 bits
B7 B6 B5 B4 B3 B2 B1 B0
Data stored into MCU receive
register after transmission of last
8 bits
X
X
B6 B5 B4 B3 B2 B1 B0
X
B6 B5 B4 B3 B2 B1 B0
B6
2002 Microchip Technology Inc.
X
X
X
B5
X
X
X
B4
X
X
21 22 23 24
X
B3
X
X
X
B2
X
X
B1
23
X
B1
X
X
X
B0
X
X