MAX1464 Maxim, MAX1464 Datasheet - Page 5

• Manufacturer Part Number: MAX1464
• Description: Low-Power - Low-Noise Multichannel Sensor Signal Processor
• Manufacturer: Maxim

ELECTRICAL CHARACTERISTICS (continued)
(V
T
LARGE OP AMP
Input Offset Voltage
Input Bias Current
DC Gain
Gain Bandwidth Product
Slew Rate
Common-Mode Input Range
Common-Mode Rejection Ratio
Power-Supply Rejection Ratio
Input-Referred Noise Voltage
Output-Voltage High
Output-Voltage Low
Output Source Current
Output Sink Current
Maximum Output Load
Capacitance
OP-AMP SWITCH
Analog Signal Range
On-Resistance
Off-Isolation
DIGITAL-TO-ANALOG CONVERTER
Resolution
Integral Nonlinearity
Differential Nonlinearity
Offset Error
Bit Weight
Power-Supply Rejection
Output Noise
Output Settling Time
PULSE-WIDTH MODULATOR
Resolution
Period
A
DDF
= +25°C, unless otherwise noted.) (Note 1)
= V
DD
PARAMETER
= 4.5V to 5.5V, V
_______________________________________________________________________________________
SSF
= V
Low-Power, Low-Noise Multichannel
SS
CMRR_
SYMBOL
PSRR_
A
GBW_
CMR_
DNL
V
RES
RES
PSR
V
I
I
= 0V, f
V
V
INL
BW
ON
SRC
SNK
ST
SR_
V
C
DAC OS
P
I
VOL
OS
OH
OL
V
B
V
R
N
L
PWM
ISO
_
SW
ON
DAC
_
_
DAC
DAC
DAC
PWM
DAC
DAC
_
_
DAC
LG
_
_
_
LG
_
LG
LG
LG
LG
LG
LG
LG
LG
LG
LG
LG
CLK
LG
= 4.0MHz, T
OUTnLG = 0.5V to 4.5V (n = 1 or 2),
R
A
A
V
At DC
0.1Hz to 1kHz
0.1Hz to 1MHz
R
R
R
R
V
V
R
DAC ref = V
DAC ref = 5VDC
At DC, DAC ref = V
DAC buffer is the small op amp
To 0.1% of final value
(Note 6)
f
CLK
CM OPAMP
OUTnLG
OUTnLG
LOAD
VOL_LG
VOL_LG
LOAD
LOAD
LOAD
LOAD
LOAD
= 4.0MHz
= ∞
= ∞
= 1kΩ to V
= ∞
= 1kΩ to V
= ∞, phase margin > 55°
= +1V/V
= +1V/V
= V
= V
A
DD
= V
= T
OH_LG
OL_LG
, DAC data = 0000h
CONDITIONS
Sensor Signal Processor
MIN
SS
SS
DD
to V
, R
REF
to T
, R
LOAD
LOAD
DD
MAX
. Typical values are at V
= 1kΩ to V
= 1kΩ to V
DD
SS
V
V
V
V
SS
DD
- 0.06
DD
MIN
DD
V
DDF
SS
+ 0.02
- 0.125
/ 2
- 0.1
= V
91.55
8.192
DD
±225
TYP
0.02
100
160
200
250
4.0
3.2
±1
±3
70
70
19
80
16
12
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0
5
3
= 5.0V, V
V
DD
V
+ 0.06
MAX
0.03
0.13
DD
V
- 0.02
-4.9
4.9
±6
DD
SSF
/ 2
= V
µV/LSB
UNITS
µV
SS
MHz
%FS
V/µs
LSB
Bits
Bits
Bits
Bits
mV
mA
mA
dB
dB
dB
kΩ
dB
ms
nA
pF
µs
V
RMS
V
V
V
V
= 0V,
5