MAX1290BCEI+ Maxim Integrated Products, MAX1290BCEI+ Datasheet - Page 12

• Manufacturer Part Number: MAX1290BCEI+
• Description: IC ADC 12BIT 400KSPS 28-QSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX1290BCEI+

• Number Of Bits: 12
• Sampling Rate (per Second): 400k
• Data Interface: Parallel
• Number Of Converters: 1
• Power Dissipation (max): 667mW
• Voltage Supply Source: Single Supply
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 28-QSOP
• Number Of Adc Inputs: 8
• Architecture: SAR
• Conversion Rate: 400 KSPs
• Resolution: 12 bit
• Input Type: Differential
• Interface Type: Parallel
• Voltage Reference: Internal 2.5 V or External
• Supply Voltage (max): 5 V
• Maximum Power Dissipation: 667 mW
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

400ksps, +5V, 8-/4-Channel, 12-Bit ADCs
with +2.5V Reference and Parallel Interface
Figure 4. Conversion Timing Using Internal Acquisition Mode
Figure 5. Conversion Timing Using External Acquisition Mode
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______________________________________________________________________________________
CS
D7–D0
INT
HBEN
DOUT
WR
RD
CS
WR
D7–D0
RD
HBEN
INT
DOUT
HIGH-Z
HIGH-Z
HIGH-Z
HIGH-Z
t
DS
t
CSWS
ACQMOD = "1"
t
t
CS
WR
CONTROL
BYTE
t
t
DS
CSWS
t
t
WR
CS
ACQMOD = "0"
CONTROL
BYTE
t
CSHW
t
DH
t
ACQ
t
ACQ
t
t
DH
CSWH
ACQMOD = "0"
CONTROL
BYTE
t
CONV
t
t
CONV
DH
t
D0
t
INT1
t
D0
BYTE VALID
HIGH/LOW
BYTE VALID
HIGH/LOW
t
INT1
t
D01
t
D01
BYTE VALID
HIGH/LOW
BYTE VALID
HIGH/LOW
HIGH-Z
HIGH-Z
HIGH-Z
HIGH-Z
t
TR
t
TR