MAX1274BCTC Maxim Integrated, MAX1274BCTC Datasheet - Page 3

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MAX1274BCTC

Manufacturer Part Number
MAX1274BCTC
Description
Analog to Digital Converters - ADC
Manufacturer
Maxim Integrated
Datasheet

Specifications of MAX1274BCTC

Number Of Channels
1
Architecture
SAR
Conversion Rate
1800 KSPs
Resolution
12 bit
Input Type
Differential
Snr
70 dB
Interface Type
QSPI, Serial (SPI, Microwire)
Operating Supply Voltage
4.75 V to 5.25 V
Maximum Operating Temperature
+ 70 C
Package / Case
TQFN EP
Maximum Power Dissipation
1349 mW
Minimum Operating Temperature
0 C
Number Of Converters
1
Voltage Reference
5.25 V
ELECTRICAL CHARACTERISTICS (continued)
(V
values are at T
ANALOG INPUTS (AIN+, AIN-)
Differential Input Voltage Range
Absolute Input Voltage Range
DC Leakage Current
Input Capacitance
Input Current (Average)
REFERENCE INPUT (REF)
REF Input Voltage Range
Input Capacitance
DC Leakage Current
Input Current (Average)
DIGITAL INPUTS (SCLK, CNVST)
Input Voltage Low
Input Voltage High
Input Leakage Current
DIGITAL OUTPUT (DOUT)
Output Load Capacitance
Output Voltage Low
Output Voltage High
Output Leakage Current
POWER REQUIREMENTS
Analog Supply Voltage
Digital Supply Voltage
Analog Supply Current,
Normal Mode
Analog Supply Current,
Partial Power-Down Mode
Analog Supply Current,
Full Power-Down Mode
Digital Supply Current (Note 7)
Positive-Supply Rejection
DD
= +5V ±5%, V
PARAMETER
A
= +25°C.)
L
_______________________________________________________________________________________
= V
DD
, V
REF
1.8Msps, Single-Supply, Low-Power,
= 4.096V, f
SYMBOL
C
V
V
V
PSR
V
V
V
I
I
I
V
I
V
REF
I
OUT
DD
DD
DD
OL
OH
DD
IL
OL
IN
IH
IL
L
SCLK
AIN+ - AIN-, MAX1274
AIN+ - AIN-, MAX1275
Per input pin
Time averaged at maximum throughput rate
Time averaged at maximum throughput rate
For stated timing performance
I
I
Output high impedance
Static, f
Static, no SCLK
Operational, 1.8Msps
f
No SCLK
f
No SCLK
Operational, full-scale input at 1.8Msps
Static, f
Partial/full power-down mode,
f
Static, no SCLK, all modes
V
SINK
SOURCE
SCLK
SCLK
SCLK
= 28.8MHz, 50% duty cycle, T
DD
True-Differential, 12-Bit ADCs
= 5V ±5%, full-scale input
= 5mA, V
= 28.8MHz
= 28.8MHz
= 28.8MHz
SCLK
SCLK
= 1mA, V
= 28.8MHz
= 28.8MHz
L
CONDITIONS
≥ 1.8V
L
≥ 1.8V
A
= -40°C to +85°C, unless otherwise noted. Typical
V
0.7 x V
-V
L
4.75
MIN
1.0
1.8
REF
- 0.5V
0
0
/2
L
±0.2
±0.2
TYP
0.05
400
0.4
0.2
0.1
16
75
20
7
4
9
1
1
1
1
+V
0.3 x V
V
50mV
MAX
V
5.25
±3.0
V
V
±10
±10
REF
DD
0.4
2.5
0.5
±1
±1
30
11
REF
DD
DD
9
5
1
1
1
/2
+
L
UNITS
mA
mA
mA
mV
µA
pF
µA
pF
µA
µA
µA
pF
µA
µA
µA
V
V
V
V
V
V
V
V
V
3

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