参数资料
型号: LTC6416CDDB#TRMPBF
厂商: Linear Technology
文件页数: 14/20页
文件大小: 0K
描述: IC ADC BUFFER 16BIT DIFF 10-DFN
标准包装: 500
放大器类型: 缓冲器
电路数: 1
输出类型: 差分
转换速率: 3400 V/µs
-3db带宽: 2GHz
电流 - 输入偏压: 5µA
电压 - 输入偏移: 500µV
电流 - 电源: 42mA
电流 - 输出 / 通道: 20mA
电压 - 电源,单路/双路(±): 2.7 V ~ 3.9 V,±1.35 V ~ 1.95 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 10-WFDFN 裸露焊盘
供应商设备封装: 10-DFN-EP(3x2)
包装: 带卷 (TR)
LTC6416
3
6416f
3.6V ELECTRICAL CHARACTERISTICS The l denotes the specications which apply over the full
operating temperature range, otherwise specications are at TA = 25°C. V+ = 3.6V, GND = 0V, No RLOAD, CLOAD = 6pF. VCM = 1.25V,
CLHI = V+, CLLO = 0V unless otherwise noted. VINCM is dened as (IN+ + IN)/2. VOUTCM is dened as (OUT+ + OUT)/2. VINDIFF is
dened as (IN+ – IN). VOUTDIFF is dened as (OUT+ – OUT). See DC test circuit schematic.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
IVRMIN
Input Voltage Range, IN+, IN
(Minimum) (Single-Ended)
Dened by Output Voltage Swing Test
l
0.1
V
IVRMAX
Input Voltage Range IN+, IN
(Maximum) (Single-Ended)
Dened by Output Voltage Swing Test
l
2.4
V
IB
Input Bias Current, IN+, IN
IN+ = IN= 1.25V
l
–15
–5
15
μA
RINDIFF
Differential Input Resistance
VINDIFF = ±1.2V
l
912
15
CINDIFF
Differential Input Capacitance
1
pF
RINCM
Input Common Mode Resistance
IN+ = IN= 0.65V to 1.85V
6
CMRR
Common Mode Rejection Ratio
IN+ = IN= 0.65V to 1.85V,
CMRR = (VOUTDIFF/GDIFF/1.2V)
l
63.5
59.6
83
dB
eN
Input Noise Voltage Density
f = 100kHz
1.8
nV/√Hz
iN
Input Noise Current Density
f = 100kHz
6.5
pA/√Hz
Output Common Mode Voltage Control
GCM
VCM Pin Common Mode Gain
VCM = 0.65V to 1.85V
l
0.9
0.96
1.05
V/V
VINCMDEFAULT
Default Input Common Mode Voltage
VINCM. IN+, IN, VCM Pin Floating
l
1.3
1.38
1.45
V
VOS (VCM – VINCM)
Offset Voltage, VCM to VINCM
VCM – VINCM, VCM = 1.25V
l
–70
–28
70
mV
VOUTCMDEFAULT
Default Output Common Mode Voltage
Inputs Floating, VCM Pin Floating
l
1.25
1.34
1.45
V
VOS (VCM – VOUTCM)
Offset Voltage, VCM to VOUTCM
VCM – VOUTCM, VCM = 1.25V
l
–60
15
60
mV
VOUTCMMIN
Output Common Mode Voltage Range
(Minimum)
VCM = 0.1V
l
0.37
0.5
0.55
V
VOUTCMMAX
Output Common Mode Voltage Range
(Maximum)
VCM = 2.7V
l
2.3
2.25
2.46
V
VCMDEFAULT
VCM Pin Default Voltage
l
1.325
1.36
1.425
V
RVCM
VCM Pin Input Resistance
l
2.5
3.8
5.1
CVCM
VCM Pin Input Capacitance
1
pF
IBVCM
VCM Pin Bias Current
VCM = 1.25V
l
–50
–32
50
μA
DC Clamping Characteristics
VCLHIDEFAULT
Default Output Clamp Voltage, High
l
2.3
2.45
2.6
V
VOS (CLHI – VOUTCM) Offset Voltage, CLHI to VOUTCM
l
–55
13
55
mV
VCLLODEFAULT
Default Output Clamp Voltage, Low
l
0.125
0.265
0.425
V
VOS (CLLO – VOUTCM) Offset Voltage, CLLO to VOUTCM
l
–120
–70
0
mV
RCLHI
CLHI Pin Input Resistance
VCLHI = 2.45V
l
3
4.1
5
IBCLHI
CLHI Pin Bias Current
VCLHI = 2.45V
l
–25
–1
25
μA
RCLLO
CLLO Pin Input Resistance
VCLLO = 0.275V
l
1.5
2.3
3.2
IBCLLO
CLLO Pin Bias Current
VCLLO = 0.275V
l
–25
4.5
25
μA
Power Supply
VS
Supply Voltage Range
l
2.7
3.9
V
IS
Supply Current
l
33
42
51
54
mA
PSRR
Power Supply Rejection Ratio
VS = 2.7V to 3.6V
l
57.5
80
dB
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