参数资料
型号: LTC6406IMS8E#PBF
厂商: Linear Technology
文件页数: 18/24页
文件大小: 0K
描述: IC AMP/DRIVER DIFF 8-MSOP
标准包装: 50
类型: ADC 驱动器
应用: 数据采集
安装类型: 表面贴装
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)裸露焊盘
供应商设备封装: 8-MSOP-EP
包装: 管件
LTC6406
3
6406fc
DC ELECTRICAL CHARACTERISTICS The l denotes the specications which apply over the full
operating temperature range, otherwise specications are at TA = 25°C. V+ = 3V, V= 0V, VCM = VOCM = VICM = 1.25V, VSHDN = open,
RBAL = 100kΩ, RI = 150Ω, RF = 150Ω (0.1% resistors), CF = 1.8pF (see Figure 1) unless otherwise noted. VS is dened as (V+ – V).
VOUTCM is dened as (V+OUT + V–OUT)/2. VICM is dened as (V+IN + V–IN)/2. VOUTDIFF is dened as (V+OUT – V–OUT).
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOSDIFF
Differential Offset Voltage (Input Referred)
VICM = 3V (Note 12)
VICM = 1.25V
VICM = 0V (Note 12)
l
±1
±0.25
±1
±5
±3.5
±5
mV
ΔVOSDIFF/ΔT
Differential Offset Voltage Drift (Input Referred)
VICM = 3V (Note 12)
VICM = 1.25V
VICM = 0V (Note 12)
l
12
1
7
μV/°C
IB
Input Bias Current (Note 6)
VICM = 3V
VICM = 1.25V
VICM = 0V
l
–24
6
–9
–17
–1
μA
IOS
Input Offset Current (Note 6)
VICM = 3V
VICM = 1.25V
VICM = 0V
l
±1
±3
μA
RIN
Input Resistance
Common Mode
Differential Mode
130
3
k
Ω
k
Ω
CIN
Input Capacitance
Differential
1
pF
en
Differential Input Referred Noise Voltage Density
f = 1MHz, Not Including
RI/RF Noise
1.6
nV/√Hz
in
Input Noise Current Density
f = 1MHz, Not Including
RI/RF Noise
2.5
pA/√Hz
enVOCM
Input Referred Common Mode Output Noise Voltage Density f = 1MHz
9
nV/√Hz
VICMR (Note 7) Input Signal Common Mode Range
Op Amp Inputs
l
V
V+
V
CMRRI
(Note 8)
Input Common Mode Rejection Ratio
(Input Referred)
ΔVICM/ΔVOSDIFF
VICM from 0V to 3V
l
50
65
dB
CMRRIO
(Note 8)
Output Common Mode Rejection Ratio (Input Referred)
ΔVOCM/ΔVOSDIFF
VOCM from 0.5V to 2V
l
50
70
dB
PSRR
(Note 9)
Differential Power Supply Rejection
(
ΔVS/ΔVOSDIFF)
VS = 2.7V to 3.5V
l
55
75
dB
PSRRCM
(Note 9)
Output Common Mode Power Supply Rejection
(
ΔVS/ΔVOSCM)
VS = 2.7V to 3.5V
l
55
65
dB
GCM
Common Mode Gain (
ΔVOUTCM/ΔVOCM)
VOCM from 0.5V to 2V
l
1V/V
ΔGCM
Common Mode Gain Error 100 (GCM – 1)
VOCM from 0.5V to 2V
l
±0.4
±0.8
%
BAL
Output Balance (
ΔVOUTCM/ΔVOUTDIFF)
ΔVOUTDIFF = 2V
Single-Ended Input
Differential Input
l
–57
–65
–45
dB
VOSCM
Common Mode Offset Voltage (VOUTCM – VOCM)
l
±6
±15
mV
ΔVOSCM/ΔT
Common Mode Offset Voltage Drift
l
15
μV/°C
VOUTCMR
(Note 7)
Output Signal Common Mode Range
(Voltage Range for the VOCM Pin)
l
0.5
2
V
RINVOCM
Input Resistance, VOCM Pin
l
12
18
24
k
Ω
VOCM
Self-Biased Voltage at the VOCM Pin
VOCM = Open
l
1.15
1.25
1.35
V
VOUT
Output Voltage, High, +OUT/–OUT Pins
VS = 3.3V, IL = 0
VS = 3.3V, IL = –20mA
l
2.2
2
2.35
2.15
V
VS = 3V, IL = 0
VS = 3V, IL = –5mA
VS = 3V, IL = –20mA
l
2
1.95
1.7
2.05
2
1.85
V
Output Voltage, Low, +OUT/–OUT Pins
VS = 3V, IL = 0
VS = 3V, IL = 5mA
VS = 3V, IL = 20mA
l
0.23
0.34
0.75
0.33
0.4
0.85
V
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