Electrical characteristics (continued) – Rainbow Electronics MAX1326 User Manual
Page 3
MAX1316–MAX1318/MAX1320–MAX1322/MAX1324–MAX1326
8-/4-/2-Channel, 14-Bit, Simultaneous-Sampling ADCs
with ±10V, ±5V, and 0 to +5V Analog Input Ranges
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(AV
DD
= +5V, DV
DD
= +3V, AGND = DGND = 0V, V
REF
= V
REFMS
= +2.5V (external reference), C
REF
= C
REFMS
= 0.1µF, C
REF+
=
C
REF-
= 0.1µF, C
REF+-to-REF-
= 2.2µF || 0.1µF, C
COM
= 2.2µF || 0.1µF, C
MSV
= 2.2µF || 0.1µF (unipolar devices, MAX1316/
MAX1317/MAX1318), MSV = AGND (bipolar devices, MAX1320/MAX1321/MAX1322/MAX1324/MAX1325/MAX1326), f
CLK
= 10MHz,
50% duty cycle, INTCLK/EXTCLK = AGND (external clock), SHDN = DGND, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical val-
ues are at T
A
= +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
V
IN
= +5V
0.54
0.72
MAX1316/MAX1317/MAX1318
V
IN
= 0V
-0.157
-0.12
V
IN
= +5V
0.29
0.39
MAX1320/MAX1321/MAX1322
V
IN
= -5V
-1.16
-0.87
V
IN
= +10V
0.56
0.74
Input Current (Note 4)
MAX1324/MAX1325/MAX1326
V
IN
= -10V
-1.13
-0.85
mA
MAX1316/MAX1317/MAX1318
7.58
MAX1320/MAX1321/MAX1322
8.66
Input Resistance (Note 4)
MAX1324/MAX1325/MAX1326
14.26
Ω
Input Capacitance
15
pF
TRACK/HOLD
One channel
526
Two channels
455
Four channels
357
External-Clock Throughput Rate
(Note 5)
Eight channels
250
ksps
One channel (INTCLK/EXTCLK = AV
DD
)
526
Two channels (INTCLK/EXTCLK = AV
DD
)
455
Four channels (INTCLK/EXTCLK = AV
DD
)
357
Internal-Clock Throughput Rate
(Note 5)
Eight channels (INTCLK/EXTCLK = AV
DD
)
250
ksps
Small-Signal Bandwidth
10
MHz
Full-Power Bandwidth
10
MHz
Aperture Delay
16
ns
Aperture Jitter
50
ps
RMS
Aperture-Delay Matching
100
ps
INTERNAL REFERENCE
REFMS Voltage
V
REFMS
2.475
2.500
2.525
V
REF Voltage
V
REF
2.475
2.500
2.525
V
REF Temperature Coefficient
30
ppm/
°C
EXTERNAL REFERENCE (REF
MS
AND REF EXTERNALLY DRIVEN)
Input Current
-250
+250
µA
REFMS Input Voltage Range
V
REFMS
Unipolar devices
2.0
2.5
3.0
V
REF Voltage Input Range
V
REF
2.0
2.5
3.0
V
REF Input Capacitance
15
pF
REFMS Input Capacitance
15
pF
DIGITAL INPUTS (D0–D7,
RD
,
WR
,
CS
, CLK, SHDN, ALLON, CONVST)
Input-Voltage High
V
IH
0.7 x
DV
DD
V