MAX1278 Maxim Integrated Products, MAX1278 Datasheet - Page 3

• Manufacturer Part Number: MAX1278
• Description: (MAX1276 / MAX1278) 12-Bit ADCs
• Manufacturer: Maxim Integrated Products

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ELECTRICAL CHARACTERISTICS (continued)
(V
T
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
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
DIGITAL OUTPUT (DOUT)
Output Load Capacitance
Output Voltage Low
Output Voltage High
Output Leakage Current
A
DD
Differential, 12-Bit ADCs with Internal Reference
= +25°C.)
= +5V ±5%, V
PARAMETER
L
_______________________________________________________________________________________
1.8Msps, Single-Supply, Low-Power, True-
= V
DD
, f
SCLK
= 28.8MHz, 50% duty cycle, T
SYMBOL
C
V
V
PSR
V
VIH
I
I
I
VIL
I
I
V
DD
DD
DD
OUT
OL
IL
OH
DD
OL
L
Per input pin
Time averaged at maximum throughput rate
Static, T
I
I
V
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
For stated timing performance
I
I
Output high impedance
SOURCE
SINK
SCLK
SCLK
SCLK
SINK
SOURCE
DD
DD
= 4.75V to 5.25V, static
= 5V ±5%, full-scale input
= 0 to 200µA
= 5mA, V
= 28.8MHz
= 28.8MHz
= 28.8MHz
SCLK
SCLK
A
= 0 to 2mA
= 1mA, V
= +25°C
= 28.8MHz
= 28.8MHz
L
CONDITIONS
≥ 1.8V
A
L
= T
≤ 1.8V
MIN
to T
MAX
, unless otherwise noted. Typical values are at
0.7 x V
V
4.086
L
4.75
MIN
1.8
- 0.5V
L
4.096
±0.2
±0.2
±0.2
TYP
±50
0.3
0.5
0.5
0.3
0.4
0.2
0.1
16
75
10
8
5
2
2
1
1
0.3 x V
4.106
MAX
5.25
±3.0
±10
V
±10
2.5
0.5
0.4
±1
11
13
30
DD
7
1
1
1
L
ppm/°C
mV/mA
UNITS
mV/V
mA
mA
mA
mV
µA
pF
µA
µA
µA
µA
pF
µA
V
V
V
V
V
V
V
3