MAX1028BEEP Maxim Integrated, MAX1028BEEP Datasheet - Page 5

• Manufacturer Part Number: MAX1028BEEP
• Description: Analog to Digital Converters - ADC
• Manufacturer: Maxim Integrated

Specifications of MAX1028BEEP

• Number Of Channels: 12/6
• Architecture: SAR
• Conversion Rate: 300 KSPs
• Resolution: 10 bit
• Input Type: Single-Ended/Differential
• Snr: Yes
• Interface Type: 3-Wire (SPI, Microwire), QSPI
• Operating Supply Voltage: 5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: QSOP-20
• Maximum Power Dissipation: 727 mW
• Minimum Operating Temperature: - 40 C
• Number Of Converters: 1
• Voltage Reference: Internal 4.096 V or External

TIMING CHARACTERISTICS (Figure 1)
(V
Note 10:
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
C S Fal l to S C LK Ri se S etup Ti m e
CS Fall to SCLK Rise Hold Time
CS Rise to SCLK Rise Hold Time
CS Rise to SCLK Rise Setup Time
CNVST Pulse Width
CS or CNVST Rise to EOC
Low (Note 10)
DD
-0.1
-0.2
-0.3
-0.4
0.4
0.3
0.2
0.1
0
= +5V, V
0
PARAMETER
This time is defined as the number of clock cycles needed for conversion multiplied by the clock period. If the internal
reference needs to be powered up, the total time is additive. The internal reference is always used for temperature mea
surements.
INTEGRAL NONLINEARITY
256
REF
vs. OUTPUT CODE
= +4.096V, f
OUTPUT CODE
_______________________________________________________________________________________
512
768
SCLK
= 4.8MHz, C
SYMBOL
1024
t
t
t
t
t
t
t
CSH0
t
CSS0
CSS1
DOD
CSW
t
DOE
t
t
t
DOT
t
CSH
t
CH
DH
CP
DS
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
0
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
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
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
ns
ns
μs
μs
%
1000
5