MAX1033BEUP/GG8 Maxim Integrated, MAX1033BEUP/GG8 Datasheet - Page 6

• Manufacturer Part Number: MAX1033BEUP/GG8
• Description: Analog to Digital Converters - ADC
• Manufacturer: Maxim Integrated

Specifications of MAX1033BEUP/GG8

• Number Of Channels: 4/2
• Architecture: SAR
• Conversion Rate: 115 KSPs
• Resolution: 14 bit
• Input Type: Single-Ended/Differential
• Snr: 85 dB
• Interface Type: SPI
• Operating Supply Voltage: 4.75 V to 5.25 V
• Maximum Power Dissipation: 879 mW
• Number Of Converters: 1
• Voltage Reference: 4.096 V

8- and 4-Channel, ±3 x V
Multirange Inputs, Serial 14-Bit ADCs
ELECTRICAL CHARACTERISTICS (continued)
(V
cycle), external clock mode, V
range (±3 x V
Note 1: Parameter tested at V
Note 2: See definitions in the Parameter Definitions section at the end of the data sheet.
Note 3: Guaranteed by correlation with single-ended measurements.
Note 4: Not production tested. Guaranteed by design.
Note 5: To ensure external reference operation, V
Note 6: The SCLK duty cycle can vary between 40% and 60%, as long as the t
(V
cycle), external clock mode, V
range (±3 x V
6
AVDD1
AVDD1
_______________________________________________________________________________________
2.6
2.5
2.4
2.3
2.2
2.1
4.75
must be below (V
sition point between internal reference mode and external reference mode lies between the REFCAP buffer disable threshold
minimum and maximum values (Figures 17 and 18).
= V
= V
EXTERNAL CLOCK MODE
T
A
vs. ANALOG SUPPLY VOLTAGE
= -40°C
AVDD2
AVDD2
ANALOG SUPPLY CURRENT
REF
4.85
REF
), C
), C
= V
4.95
= V
DOUT
DOUT
V
T
AVDD1
A
= +25°C
DVDD
DVDD
AVDD1
(V)
= 50pF, C
5.05
= 50pF, C
= V
= V
AVDD1
REF
REF
T
A
- 0.4V). Bypassing REFCAP with a 0.1µF or larger capacitor to AGND1 sets V
= +85°C
5.15
DVDD0
DVDD0
= 4.096V (external reference operation), REFCAP = AVDD1, maximum single-ended bipolar input
= 4.096V (external reference operation), REFCAP = AVDD1, maximum single-ended bipolar input
SSTRB
SSTRB
= V
5.25
AVDD2
= 5V, V
= 5V, V
= 50pF, T
= 50pF; unless otherwise noted.)
= V
AGND1
AGND1
REFCAP
18
17
16
15
14
13
12
11
10
DVDD
4.75
A
vs. PREAMPLIFIER SUPPLY VOLTAGE
= -40°C to +85°C, unless otherwise noted. Typical values are at T
PREAMPLIFIER SUPPLY CURRENT
= V
= V
must exceed (V
= V
4.85
DGND
DGND
DVDD0
4.95
V
= V
AVDD2
= V
EXTERNAL CLOCK MODE
= 5V.
REF
T
T
T
A
A
A
= +85°C
= +25°C
DGNDO
= -40°C
DGNDO
AIN1–AIN7 = AGND2
(V)
5.05
Typical Operating Characteristics
AVDD1
AIN0 = +FS
5.15
= V
= V
- 0.1V). To ensure internal reference operation, V
CL
AGND2
AGND2
and t
5.25
CH
= V
= V
timing requirements are met.
AGND3
AGND3
0.95
0.90
0.85
0.80
0.75
4.75
EXTERNAL CLOCK MODE
DATA RATE = 115ksps
T
= 0V, f
= 0V, f
A
vs. DIGITAL SUPPLY VOLTAGE
= -40°C
DIGITAL SUPPLY CURRENT
4.85
REFCAP
CLK
CLK
4.95
T
V
A
= 3.5MHz (50% duty
DVDD
= 3.5MHz (50% duty
= +25°C
≈ 4.096V. The tran-
(V)
5.05
A
= +25°C.)
T
5.15
A
= +85°C
REFCAP
5.25