参数资料
型号: AD8469WBRMZ
厂商: Analog Devices Inc
文件页数: 6/12页
文件大小: 0K
描述: IC COMPARATOR R-R TTL/CMOS 8MSOP
标准包装: 50
类型: 通用
元件数: 1
输出类型: CMOS,TTL
电压 - 电源,单路/双路(±): 2.5 V ~ 5.5 V
电压 - 输入偏移(最小值): 3mV @ 2.5V
电流 - 输入偏压(最小值): 0.4µA @ 2.5V
电流 - 输出(标准): 50mA
电流 - 静态(最大值): 800µA
CMRR, PSRR(标准): 50dB CMRR,50dB PSRR
传输延迟(最大): 40ns
磁滞: 100µV
工作温度: -40°C ~ 125°C
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
安装类型: 表面贴装
包装: 管件
Data Sheet
AD8469
Rev. 0 | Page 3 of 12
SPECIFICATIONS
ELECTRICAL CHARACTERISTICS
VCC = 2.5 V, TA = 40°C to +125°C, typical values at TA = 25°C, unless otherwise noted.
Table 1.
Parameter
Symbol
Test Conditions/Comments
Min
Typ
Max
Unit
DC INPUT CHARACTERISTICS
Voltage Range
VP, VN
VCC = 2.5 V to 5.5 V
0.2
VCC + 0.2
V
Common-Mode Range
VCM
VCC = 2.5 V to 5.5 V
0.2
VCC + 0.2
V
Differential Voltage
VCC = 2.5 V to 5.5 V
VCC
V
Offset Voltage
VOS
5.0
±3
+5.0
mV
Bias Current
IP, IN
0.4
+0.4
A
Offset Current
1.0
+1.0
A
Capacitance
CP, CN
1
pF
Differential Mode Resistance
0.5 V to VCC + 0.5 V
200
7000
Common-Mode Resistance
0.5 V to VCC + 0.5 V
100
4000
Active Gain
AV
80
dB
Common-Mode Rejection Ratio
CMRR
VCM = 0.2 V to +2.7 V, VCC = 2.5 V
50
dB
VCM = 0.2 V to +2.7 V, VCC = 5.5 V
50
dB
Hysteresis
RHYS = ∞
0.1
mV
HYSTERESIS MODE AND TIMING
Hysteresis Mode Bias Voltage
Current = 1 μA
1.145
1.25
1.35
V
Minimum Resistor Value
Hysteresis = 120 mV
30
120
SHUTDOWN PIN CHARACTERISTICS1
Input Voltage High
VIH
Comparator is operating
2.0
VCC
V
Input Voltage Low
VIL
Shutdown guaranteed
0.2
+0.4
V
Input Current High
IIH
VIH = VCC
6
+6
A
Sleep Time
tSD
lCC < 100 A
300
ns
Wake-Up Time
tH
VP = 10 mV, output valid
150
ns
DC OUTPUT CHARACTERISTICS
VCC = 2.5 V
Output Voltage High
VOH
IOH = 0.8 mA
VCC 0.4
V
Output Voltage Low
VOL
IOL = 0.8 mA
0.4
V
AC PERFORMANCE2
Rise Time/Fall Time
tR/tF
10% to 90%, VCC = 2.5 V
25 to 50
ns
10% to 90%, VCC = 5.5 V
45 to 75
ns
Propagation Delay
tPD
VOD = 10 mV, VCC = 2.5 V
30 to 50
ns
VOD = 50 mV, VCC = 5.5 V
35 to 60
ns
Propagation Delay Skew
Rising-to-Falling Transition
VCC = 2.5 V
4.5
ns
VCC = 5.5 V
8
ns
Q to Q
VCC = 2.5 V
3
ns
VCC = 5.5 V
4
ns
Overdrive Dispersion
10 mV < VOD < 125 mV
12
ns
Common-Mode Dispersion
0.2 V < VCM < VCC + 0.2 V
1.5
ns
POWER SUPPLY
Supply Voltage Range
VCC
2.5
5.5
V
Positive Supply Current
IVCC
VCC = 2.5 V
550
650
μA
VCC = 5.5 V
800
1100
μA
Power Dissipation
PD
VCC = 2.5 V
1.4
1.7
mW
VCC = 5.5 V
4.5
7
mW
Power Supply Rejection Ratio
PSRR
VCC = 2.5 V to 5.5 V
50
dB
Shutdown Current
ISD
VCC = 2.5 V to 5.5 V
150
260
μA
1
The output is high impedance when the device is in shutdown mode. Note that this feature must be used with care because the enable/disable time is much longer
than with a true tristate output.
2
VIN = 100 mV square input at 1 MHz, VCM = 0 V, CL = 15 pF, VCC = 2.5 V, unless otherwise noted.
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