MAX1068 Maxim Integrated Products, MAX1068 Datasheet - Page 3

• Manufacturer Part Number: MAX1068
• Description: (MAX1067 / MAX1068) 200ksps Analog-to-Digital Converters
• Manufacturer: Maxim Integrated Products

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ELECTRICAL CHARACTERISTICS (continued)
(AV
= +4.096V, T
Acquisition Time
Serial Clock Frequency
Internal Clock Frequency
Aperture Delay
Aperture Jitter
Sample Rate (Note 7)
Duty Cycle
ANALOG INPUT (AIN_)
Input Range
Input Capacitance
EXTERNAL REFERENCE
Input Voltage Range
Input Current
INTERNAL REFERENCE
Reference Voltage
Reference Short-Circuit Current
Reference Temperature
Coefficient
Reference Wake-Up Time
Multichannel, 14-Bit, 200ksps Analog-to-Digital
DD
= DV
PARAMETER
DD
A
= T
= +4.75V to +5.25V, f
MIN
_______________________________________________________________________________________
to T
MAX
, unless otherwise noted. Typical values are at T
SCLK
SYMBOL
f
t
V
I
INTCLK
RWAKE
V
C
f
REFSC
t
V
SCLK
I
REFIN
ACQ
t
t
AIN
REF
AIN
REF
AD
AJ
f
S
= 4.8MHz external clock (50% duty cycle), 24 clocks/conversion (200ksps), external V
_
_
(Note 6)
External clock, data transfer and conversion
External clock, data transfer only
Internal clock
8-bit-wide data-transfer mode
16-bit-wide data-transfer mode
Internal clock, single conversion, 8-bit-wide
data-transfer mode
Internal clock, single conversion, 16-bit-
wide data-transfer mode
Internal clock, scan mode, 8-bit-wide data-
transfer mode (four conversions)
External clock, scan mode, 16-bit-wide
data-transfer mode (four conversions)
(Note 8)
V
SCLK idle
CS = DV
V
AIN
REF
_ = 0
= 0
DD
, SCLK idle
CONDITIONS
A
= +25°C.)
3.125
4.042
MIN
4.17
729
0.1
3.2
3.8
45
0
Converters
4.096
TYP
<50
±25
103
4.0
0.1
0.1
15
89
68
82
45
34
13
5
AV
DD
150.000
200.00
4.136
MAX
V
4.8
55
REF
– 0.2
9
ppm/°C
UNITS
MHz
MHz
ksps
mA
ms
ns
ns
ps
pF
µA
%
V
V
V
REF
3