MAX1279BCTC-T Maxim Integrated, MAX1279BCTC-T Datasheet - Page 3

• Manufacturer Part Number: MAX1279BCTC-T
• Description: Analog to Digital Converters - ADC
• Manufacturer: Maxim Integrated

Specifications of MAX1279BCTC-T

• Number Of Channels: 1
• Architecture: SAR
• Conversion Rate: 1.5 MSPs
• Resolution: 12 bit
• Input Type: Differential
• Snr: 68.5 dB
• Interface Type: Serial (3-Wire)
• Operating Supply Voltage: 2.7 V to 3.6 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: 2.048 V

ELECTRICAL CHARACTERISTICS (continued)
(V
at T
ANALOG INPUTS (AIN+, AIN-)
Differential Input Voltage Range
Absolute Input Voltage Range
DC Leakage Current
Input Capacitance
Input Current (Average)
REFERENCE OUTPUT (REF)
REF Output Voltage Range
Voltage Temperature Coefficient
Load Regulation
Line Regulation
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 8)
Positive-Supply Rejection
DD
Differential, 12-Bit ADCs with Internal Reference
A
= +2.7V to +3.6V, V
= +25°C.)
PARAMETER
_______________________________________________________________________________________
1.5Msps, Single-Supply, Low-Power, True-
L
= V
DD
, f
SCLK
SYMBOL
C
V
V
PSR
V
VIH
V
VIL
I
I
I
I
= 24MHz, 50% duty cycle, T
OUT
V
I
DD
DD
DD
OL
OH
DD
OL
IL
IN
L
AIN+ - AIN-, MAX1277
AIN+ - AIN-, MAX1279
Per input pin
Time averaged at maximum throughput rate
Static, T
I
I
V
For stated timing performance
I
I
Output high impedance
Static, f
Static, no SCLK
Operational, 1.5Msps
f
No SCLK
f
No SCLK
Operational, full-scale input at 1.5Msps
Static, f
Partial/full power-down mode,
f
Static, no SCLK, all modes
V
SOURCE
SINK
SINK
SOURCE
SCLK
SCLK
SCLK
DD
DD
= 2.7V to 3.6V, static
= 3V +20% -10%, full-scale input
= 0 to 100µA
= 5mA, V
= 24MHz
= 24MHz
= 24MHz
SCLK
SCLK
A
= 0 to 2mA
= 1mA, V
= +25°C
= 24MHz
= 24MHz
L
CONDITIONS
≥ 1.8V
L
A
≤ 1.8V
= -40°C to +85°C, unless otherwise noted. Typical values are
V
-V
0.7 x V
2.038
L
MIN
REF
2.7
1.8
- 0.5V
0
0
/ 2
L
2.048
TYP
0.35
0.25
0.05
±0.2
0.15
±0.2
±50
1.0
0.3
0.3
0.1
0.1
16
75
6
5
7
2
2
1
+V
0.3 x V
2.058
MAX
V
REF
±3.0
V
V
±10
±10
0.4
3.6
0.5
0.3
±1
30
REF
DD
DD
8
7
9
1
1
1
/ 2
L
ppm/°C
mV/mA
UNITS
mV/V
mA
mA
mA
mV
µA
pF
µA
µA
pF
µA
µA
µA
V
V
V
V
V
V
V
V
V
3