MAX191ACWG-T Maxim Integrated, MAX191ACWG-T Datasheet - Page 3

• Manufacturer Part Number: MAX191ACWG-T
• Description: Analog to Digital Converters - ADC
• Manufacturer: Maxim Integrated

Specifications of MAX191ACWG-T

• Number Of Channels: 1
• Architecture: SAR
• Conversion Rate: 100 KSPs
• Resolution: 12 bit
• Input Type: Differential
• Snr: Yes
• Interface Type: Parallel, QSPI, Serial (SPI, Microwire)
• Operating Supply Voltage: +/- 5 V, + 5 V
• Maximum Operating Temperature: + 70 C
• Package / Case: SOIC-24 Wide
• Maximum Power Dissipation: 941 mW
• Minimum Operating Temperature: 0 C
• Number Of Converters: 1
• Voltage Reference: Internal, External

ELECTRICAL CHARACTERISTICS (continued)
(V
mode, reference compensation mode—external, synchronous operation, Figure 6, T
ANALOG INPUT
INTERNAL REFERENCE
REFERENCE INPUT
LOGIC INPUTS
Input Voltage Range (Note 7)
Input Leakage Current
Input Capacitance (Note 6)
Small-Signal Bandwidth
VREF Output Voltage
VREF Output Tempco (Note 8)
Output Current Capability (Note 9)
Load Regulation
Output Short-Circuit Current
Capacitive Load Required
Power-Supply Rejection
REFADJ Input Adjustment Range
(Note 10)
REFADJ Disable Threshold
REFADJ Output Voltage
REFADJ Input Current
Input Voltage Range
Input Current
Input Resistance
Input Low Voltage
Input High Voltage
Input Current
Input Current CLK
Input Capacitance (Note 6)
PD Input Low Voltage
PD Input High Voltage
PD Input Current
PD External Leakage for Float
State (Note 12)
PD Floating-State Voltage
DD
= 5V ±5%, V
PARAMETER
SS
with Internal Reference and Power-Down
= 0V or -5V ±5%, f
_______________________________________________________________________________________
SYMBOL
CLK
V
C
V
V
V
V
I
I
I
Low-Power, 12-Bit Sampling ADC
FLT
IN
IN
IN
IL
IH
IN
IL
IH
= 1.6MHz, 50% duty cycle, AIN- = AGND, BIP = 0V, slow-memory mode, internal-reference
V
T
MAX191_C
MAX191_E
MAX191_M
T
T
Reference compensation mode—external
V
REFADJ = 5V
External-reference mode
External-reference = 5V
External-reference mode
CS, RD, CLK, HBEN, PAR, BIP
CS, RD, CLK, HBEN, PAR, BIP
V
PD = high/float
PD = low
PD = 0V to V
Maximum current allowed for “floating state”
Reference compensation mode—external
IN
A
A
A
DD
IN
= +25°C
= +25°C
= +25°C, I
= V
= 0V to V
= ±5%, V
SS
to V
DD
DD
OUT
DD
SS
CONDITIONS
(Note 11)
= ±5%
= 0mA to 2mA
A
= T
MIN
to T
MAX
4.076
MIN
V
, unless otherwise noted.) (Note 1)
-60
4.7
4.5
2.5
2.4
4.5
5
SS
4.096
±300
±0.1
TYP
2.4
2.8
45
18
10
2
4.116
±200
±100
MAX
V
±10
±10
±20
5.0
0.8
0.5
80
50
60
80
30
60
10
DD
2
4
1
ppm/°C
UNITS
MHz
mA
mA
mV
mA
mV
mA
µA
pF
µV
µA
kΩ
µA
µA
pF
µA
nA
µF
V
V
V
V
V
V
V
V
V
V
3