MAX1028 Maxim Integrated Products, MAX1028 Datasheet - Page 5

• Manufacturer Part Number: MAX1028
• Description: (MAX1030 / MAX1028 / MAX1026) 10-Bit 300ksps ADCs with FIFO / Temp Sensor / Internal Reference
• Manufacturer: Maxim Integrated Products

TIMING CHARACTERISTICS (Figure 1)
Note 9: This time is defined as the number of clock cycles needed for conversion multiplied by the clock period. If the internal refer-
(V
SCLK Clock Period
SCLK Duty Cycle
SCLK Fall to DOUT Transition
CS Rise to DOUT Disable
CS Fall to DOUT Enable
DIN to SCLK Rise Setup
SCLK Rise to DIN Hold
CS to SCLK Rise Setup
SCLK Rise to CS Hold
CNVST Pulse Width
CS or CNVST Rise to EOC
Low (Note 9)
DD
-0.1
-0.2
-0.3
-0.4
0.4
0.3
0.2
0.1
0
= +5V, V
0
ence needs to be powered up, the total time is additive. The internal reference is always used for temperature measurements.
PARAMETER
INTEGRAL NONLINEARITY
REF
256
vs. OUTPUT CODE
= +4.096V, f
OUTPUT CODE
_______________________________________________________________________________________
512
768
SCLK
= 4.8MHz, C
SYMBOL
1024
t
t
t
t
t
t
DOD
CSW
t
DOT
DOE
t
CSH
t
t
t
t
CSS
CP
CH
DS
DH
R P
T S
Temp Sensor, Internal Reference
10-Bit 300ksps ADCs with FIFO,
-0.1
-0.2
-0.3
-0.4
0.4
0.3
0.2
0.1
LOAD
Externally clocked conversion
Data I/O
C
C
C
CKSEL = 00, CKSEL = 01 (temp sense)
CKSEL = 01 (voltage conversion)
Temp sense
Voltage conversion
Reference power-up
0
LOAD
LOAD
LOAD
0
= 30pF, T
DIFFERENTIAL NONLINEARITY
= 30pF
= 30pF
= 30pF
256
vs. OUTPUT CODE
OUTPUT CODE
A
CONDITIONS
= +25°C, unless otherwise noted.)
512
Typical Operating Characteristics
768
1024
100
90
80
70
60
50
40
30
20
10
0
0.1
MIN
208
100
1.4
40
40
0
0
SINAD vs. FREQUENCY
1
TYP
FREQUENCY (kHz)
10
MAX
60
40
40
40
40
40
55
65
7
100
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
µs
%
1000
5