MAX1228BCEP-T Maxim Integrated, MAX1228BCEP-T Datasheet - Page 3

• Manufacturer Part Number: MAX1228BCEP-T
• Description: Analog to Digital Converters - ADC
• Manufacturer: Maxim Integrated

Specifications of MAX1228BCEP-T

• Number Of Channels: 12/6
• Architecture: SAR
• Conversion Rate: 300 KSPs
• Resolution: 12 bit
• Input Type: Single-Ended/Differential
• Snr: 70 dB
• Interface Type: QSPI, Serial (SPI, Microwire)
• Operating Supply Voltage: 4.75 V to 5.25 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Package / Case: QSOP-20
• Maximum Power Dissipation: 727 mW
• Minimum Operating Temperature: 0 C
• Number Of Converters: 1
• Voltage Reference: 4.096 V

ELECTRICAL CHARACTERISTICS (continued)
(V
Typical values are at T
CONVERSION RATE
Power-Up Time
Acquisition Time
Conversion Time
External Clock Frequency
Aperture Delay
Aperture Jitter
ANALOG INPUT
Input Voltage Range
Input Leakage Current
Input Capacitance
INTERNAL TEMPERATURE SENSOR
Measurement Error (Note 7)
Temperature Measurement Noise
Temperature Resolution
Power-Supply Rejection
INTERNAL REFERENCE
REF Output Voltage
REF Temperature Coefficient
Output Resistance
REF Output Noise
REF Power-Supply Rejection
EXTERNAL REFERENCE INPUT
REF- Input Voltage Range
REF+ Input Voltage Range
REF+ Input Current
DD
= +5V ±5%, f
PARAMETER
SAMPLE
_______________________________________________________________________________________
A
= +25°C.)
= 300kHz, f
SYMBOL
SCLK
TC
t
V
PSRR
f
V
I
t
CONV
SCLK
REF+
ACQ
REF+
t
REF-
PU
REF
Temp Sensor, Internal Reference
= 4.8MHz (50% duty cycle), V
12-Bit 300ksps ADCs with FIFO,
External reference
Internal reference (Note 3)
Internally clocked
Externally clocked (Note 4)
Externally clocked conversion
Data I/O
Unipolar
Bipolar (Note 5)
V
During acquisition time (Note 6)
T
T
V
V
A
A
IN
REF+
REF+
= +25°C
= T
= V
MIN
= 4.096V, f
= 4.096V, f
DD
to T
MAX
CONDITIONS
SAMPLE
SAMPLE
REF
= 300ksps
= 0
= 4.096V, T
A
= T
- V
MIN
4.024
MIN
2.7
0.1
RE F
1.0
0
0
to T
/2
MAX
±0.01
4.096
±0.7
±1.2
±0.1
TYP
<50
±20
200
-70
0.8
3.5
0.1
1/8
0.3
6.5
65
30
24
40
, unless otherwise noted.
V
DD
V
4.168
+ 50mV
MAX
V
±3.0
RE F
500
100
0.6
4.8
10
±1
±5
REF
/2
ppm/°C
UNITS
µV
°C
MHz
°C/V
kΩ
dB
mV
µA
pF
µA
µs
µs
µs
ns
ps
°C
°C
RMS
V
V
RMS
V
3