MAX1149BEUP+ Maxim Integrated Products, MAX1149BEUP+ Datasheet - Page 6

• Manufacturer Part Number: MAX1149BEUP+
• Description: IC ADC 14BIT 116KSPS 20-TSSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX1149BEUP+

• Number Of Bits: 14
• Sampling Rate (per Second): 116k
• Data Interface: MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Converters: 1
• Power Dissipation (max): 879mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP
• Number Of Adc Inputs: 8
• Architecture: SAR
• Conversion Rate: 116 KSPs
• Resolution: 14 bit
• Interface Type: Serial
• Voltage Reference: Internal 2.5 V or External
• Supply Voltage (max): 3.3 V
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Multichannel, True-Differential,
Serial, 14-Bit ADCs
Figure 1. Load Circuits for Enable Time
Figure 3. Detailed Operating Characteristics
6
(EXTERNAL CLOCK MODE)
(INTERNAL CLOCK MODE)
DOUT
_______________________________________________________________________________________
a)
HIGH-Z
TO V
DGND
SSTRB
SSTRB
6kΩ
DOUT
SCLK
DIN
CS
OH
t
AND V
CSH
HIGH-Z
HIGH-Z
t
t
DOE
STE
OL
TO V
DGND
C
50pF
OH
LOAD
START
1
t
CL
t
t
CSS
DS
SEL2
b)
f
SCLK
HIGH-Z
SEL1
1
DOUT
SEL0
TO V
t
CH
SGL/DIF UNI/BIP
OL
V
DD
AND V
6kΩ
DGND
C
50pF
LOAD
OH
t
ACQ
t
DH
PD1
TO V
t
SCST
PD0
OL
8
t
SCK
Figure 2. Load Circuits for Disable Time
9
t
SCST
t
DOV
DOUT
D13
D12
a) V
6kΩ
DGND
OH
D11
TO
HIGH-Z
D10
D2
DGND
C
50pF
LOAD
D1
D0
24
DOUT
b) V
OL
TO
V
DD
t
t
STD
HIGH-Z
DOD
6kΩ
DGND
HIGH-Z
HIGH-Z
t
C
50pF
CSW
LOAD