MAX1091BEEI+ Maxim Integrated Products, MAX1091BEEI+ Datasheet - Page 12

• Manufacturer Part Number: MAX1091BEEI+
• Description: IC ADC 10BIT 250KSPS 28-QSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX1091BEEI+

• Number Of Bits: 10
• Sampling Rate (per Second): 250k
• Data Interface: Parallel
• Number Of Converters: 1
• Power Dissipation (max): 667mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-QSOP
• Number Of Adc Inputs: 8
• Architecture: SAR
• Conversion Rate: 250 KSPs
• Resolution: 10 bit
• Input Type: Differential
• Interface Type: Parallel
• Voltage Reference: Internal 2.5 V or External
• Supply Voltage (max): 3 V
• Maximum Power Dissipation: 762 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

250ksps, +3V, 8-/4-Channel, 10-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
12
______________________________________________________________________________________
CS
WR
D7–D0
RD
HBEN
CS
D7–D0
INT
HBEN
DOUT
INT
DOUT
WR
RD
HIGH-Z
HIGH-Z
HIGH-Z
HIGH-Z
t
DS
t
CSWS
ACQMOD = "1"
t
t
CS
WR
CONTROL
t
t
DS
CSWS
BYTE
t
t
WR
CS
ACQMOD = "0"
CONTROL
BYTE
t
t
CSHW
DH
t
ACQ
t
ACQ
t
DH
t
CSWH
ACQMOD = "0"
CONTROL
BYTE
t
CONV
t
t
CONV
DH
t
t
D0
INT1
t
D0
BYTE VALID
HIGH/LOW
BYTE VALID
HIGH/LOW
t
INT1
t
D01
t
D01
BYTE VALID
BYTE VALID
HIGH/LOW
HIGH/LOW
HIGH-Z
HIGH-Z
HIGH-Z
HIGH-Z
t
t
TR
TR