MAX148BEAP Maxim Integrated Products, MAX148BEAP Datasheet - Page 4

• Manufacturer Part Number: MAX148BEAP
• Description: ADC (A/D Converters)
• Manufacturer: Maxim Integrated Products

Specifications of MAX148BEAP

• Number Of Adc Inputs: 8
• Architecture: SAR
• Conversion Rate: 133 KSPs
• Resolution: 10 bit
• Input Type: Voltage
• Interface Type: 4-Wire (SPI, QSPI, Microwire, TMS320)
• Voltage Reference: Internal 2.5 V or External
• Supply Voltage (max): 5 V
• Maximum Power Dissipation: 640 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SSOP-20
• Minimum Operating Temperature: - 40 C
• Lead Free Status / Rohs Status: No

+2.7V to +5.25V, Low-Power, 8-Channel,
Serial 10-Bit ADCs
ELECTRICAL CHARACTERISTICS (continued)
(V
MAX149—4.7FF capacitor at VREF pin; MAX148—external reference, VREF = 2.500V applied to VREF pin; T
otherwise noted.)
4
DIGITAL INPUTS (DIN, SCLK, CS, SHDN)
DIN, SCLK, CS Input High Voltage
DIN, SCLK, CS Input Low Voltage
DIN, SCLK, CS Input Hysteresis
DIN, SCLK, CS Input Leakage
DIN, SCLK, CS Input Capacitance
SHDN Input High Voltage
SHDN Input Mid Voltage
SHDN Input Low Voltage
SHDN Input Current
SHDN Voltage, Unconnected
SHDN Maximum Allowed
Leakage, Mid Input
DIGITAL OUTPUTS (DOUT, SSTRB)
Output-Voltage Low
Output-Voltage High
Three-State Leakage Current
Three-State Output Capacitance
POWER REQUIREMENTS
Positive Supply Voltage
Positive Supply Current
Supply Rejection (Note 12)
DD
______________________________________________________________________________________
= +2.7V to +5.25V; COM = 0; f
PARAMETER
SYMBOL
V
SCLK
C
V
V
V
V
PSR
V
V
HYST
C
V
I
V
V
I
OUT
DD
FLT
I
OH
I
IN
SH
SM
OL
DD
SL
IH
IN
S
L
IL
= 2.0MHz; external clock (50% duty cycle); 15 clocks/conversion cycle (133ksps);
V
V
V
(Note 10)
SHDN = 0 or V
SHDN = unconnected
SHDN = unconnected
I
I
I
CS = V
CS = V
Operating mode, full-scale
input (Note 11)
Full power-down
Fast power-down (MAX149)
Full-scale input, external reference =
2.500V, V
SINK
SINK
SOURCE
DD
DD
IN
= 0 or V
≤ 3.6V
> 3.6V
= 5mA
= 16mA
DD
DD
= 0.5mA
DD
(Note 10)
DD
= 2.7V to 5.25V
DD
CONDITIONS
V
V
V
V
DD
DD
DD
DD
= 5.25V
= 3.6V
= 5.25V
= 3.6V
V
V
MIN
2.70
2.0
3.0
0.4
1.1
0.5
DD
DD
-
-
V
±0.01
±0.01
±0.3
TYP
DD
0.2
1.6
1.2
3.5
1.2
30
A
= T
/2
MIN
V
±100
MAX
±4.0
5.25
±10
0.8
1.1
0.4
0.4
0.8
3.0
2.0
DD
±1
15
15
15
10
70
to T
-
MAX
UNITS
, unless
mA
mV
μA
pF
μA
nA
μA
pF
μA
V
V
V
V
V
V
V
V
V
V