MAX187BCWE+ Maxim Integrated Products, MAX187BCWE+ Datasheet - Page 12

• Manufacturer Part Number: MAX187BCWE+
• Description: IC ADC SRL12BIT 5V 75KSPS 16SOIC
• Manufacturer: Maxim Integrated Products

Specifications of MAX187BCWE+

• Number Of Bits: 12
• Sampling Rate (per Second): 75k
• Data Interface: MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Converters: 1
• Power Dissipation (max): 478mW
• Voltage Supply Source: Single Supply
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.300", 7.50mm Width)
• Number Of Adc Inputs: 1
• Architecture: SAR
• Conversion Rate: 75 KSPs
• Resolution: 12 bit
• Input Type: Voltage
• Interface Type: Serial
• Voltage Reference: Internal 4.096 V
• Supply Voltage (max): 5 V
• Maximum Power Dissipation: 478 mW
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

+5V, Low-Power, 12-Bit Serial ADCs
12
Figure 8. MAX187/MAX189 Interface Timing Sequence
Figure 9. MAX187/MAX189 Detailed Serial-Interface Timing
DOUT
INTERFACE IDLE
A/D
STATE
MINIMUM
CYCLE TIME
SCLK
INTERNAL
CS
______________________________________________________________________________________
DOUT
SCLK
T/H
CS
TRACK
(TRACK)
IN PROGRESS
CONVERSION
CONVERSION
8.5 s (t
t APR
t DV
t CS0
0
CONV
)
EOC
(HOLD)
EOC
0 s
t CONV
1
B11 B10 B9
4
B8
TOTAL = 12.25 s
12 0.250 s = 3.25 s
CLOCK OUTPUT DATA
B7
t DO
B6
TRACK
B5
8
B4
t CH
B2
B3
(TRACK)
t CL
B2
B1
12
B1
B0
B0
TRAILING
ZEROS
0 s
t TR
0.5 s
(t CS )
t CS
IDLE
CONV. 1