MAX1067 Datasheet, PDF (3/30 Pages) Maxim Integrated Products – Multichannel, 14-Bit, 200ksps Analog-to-Digital Converters

Multichannel, 14-Bit, 200ksps Analog-to-Digital
Converters
ELECTRICAL CHARACTERISTICS (continued)
(AV_DD = DV_DD = +4.75V to +5.25V, f_SCLK = 4.8MHz external clock (50% duty cycle), 24 clocks/conversion (200ksps), external V_REF
= +4.096V, T_A = T_MIN to T_MAX, unless otherwise noted. Typical values are at T_A = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Acquisition Time
Serial Clock Frequency
t_ACQ (Note 6)
729
External clock, data transfer and conversion 0.1
f_{SCLK External clock, data transfer only}
ns
4.8
MHz
9
Internal Clock Frequency
Aperture Delay
Aperture Jitter
f_INTCLK
t_AD
t_AJ
Internal clock
8-bit-wide data-transfer mode
3.2
4.0
MHz
15
ns
<50
ps
4.17
200.00
16-bit-wide data-transfer mode
3.125
150.000
Internal clock, single conversion, 8-bit-wide
89
data-transfer mode
Sample Rate (Note 7)
f_S
Internal clock, single conversion, 16-bit-
wide data-transfer mode
68
ksps
Internal clock, scan mode, 8-bit-wide data-
transfer mode (four conversions)
103
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
External clock, scan mode, 16-bit-wide
data-transfer mode (four conversions)
V_AIN_
C_AIN_
V_REF
I_REF
(Note 8)
V_AIN_ = 0
SCLK idle
CS = DV_DD, SCLK idle
V_REFIN
I_REFSC
82
45
55
%
0
V_REF
V
45
pF
3.8
AV_DD – 0.2 V
34
0.1
µA
0.1
4.042
4.096
13
±25
4.136
V
mA
ppm/°C
Reference Wake-Up Time
t_RWAKE V_REF = 0
5
ms
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