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参数资料
| 型号： | KA2903DTF |
| 厂商： | Fairchild Semiconductor |
| 文件页数： | 3/6页 |
| 文件大小： | 0K |
| 描述： | IC COMPARATOR DUAL DIFF 8-SOP |
| 标准包装： | 3,000 |
| 类型： | 差分 |
| 元件数： | 2 |
| 电压 - 电源，单路/双路(±)： | 2 V ~ 36 V，±1 V ~ 18 V |
| 电压 - 输入偏移（最小值）： | 7mV @ 5V |
| 电流 - 输入偏压（最小值）： | 0.25µA @ 5V |
| 电流 - 输出（标准）： | 16mA @ 5V |
| 电流 - 静态（最大值）： | 2.5mA |
| 工作温度： | -40°C ~ 85°C |
| 封装/外壳： | 8-SOIC（0.154"，3.90mm 宽） |
| 安装类型： | 表面贴装 |
| 包装： | 带卷 (TR) |
2001 Fairchild Semiconductor Corporation
www.fairchildsemi.com
KA393 / KA2903 Rev. 1.0.3
3
KA393
/
KA393A,
KA2903
—
Du
al
Differential
Comparator
Electrical Characteristics
VCC = 5V and TA = 25°C, Unless otherwise specified.
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
VIO
Input Offset
Voltage
KA393
VO(P) =1.4V, RS =0
±1
±5
mV
VCM= 0 to1.5V, TA= 0 to +70°C
±9
KA393A
VO(P) =1.4V, RS =0
±1
±2
VCM= 0 to1.5V, TA= 0 to +70°C
±4
IIO
Input Offset Current
TA=25°C
±5
±50
nA
TA= 0 to +70°C
±150
IBIAS
Input Bias Current
TA=25°C
65
250
nA
TA= 0 to +70°C
400
VI(R)
Input Common-Mode Voltage
Range
TA=25°C
0
VCC-1.5
V
TA= 0 to +70°C
0
VCC-2.0
ICC
Supply Current
RL = ∞, VCC = 5V
0.6
1.0
mA
RL = ∞, VCC = 30V
0.8
2.5
VG
Voltage Gain
VCC =15V, RL≥15K,
(for Large VO(P-P) Swing)
50
200
V/mV
tLRES
Large Signal Response Time
VI =TTL Logic Swing VREF =1.4V,
VRL =5V, RL =5.1K
350
ns
tRES
Response Time
VRL =5V, RL =5.1K
1.4
s
ISINK
Output Sink Current
VI(-) ≥ 1V, VI(+) = 0V, VO(P) ≤ 1.5V
6
18
mA
VSAT
Output Saturation Voltage
VI(-) ≥ 1V, VI(+) =0V
160
400
mV
ISINK=4mA, TA= 0 to +70°C
700
IO(LKG)
Output Leakage Current
VI(-) = 0V, VI(+) = 1V, VO(P) = 5V
0.1
nA
VI(-) = 0V, VI(+) = 1V, VO(P) = 30V
1.0
A
KA2903
VIO
Input Offset Voltage
VO(P) =1.4V, RS =0
±1
±7
mV
VCM= 0 to1.5V, TA= -40 to +85°C
±9
±15
IIO
Input Offset Current
TA=25°C
±5
±50
nA
TA= -40 to +85°C
±50
±200
IBIAS
Input Bias Current
TA=25°C
65
250
nA
TA= -40 to +85°C
500
VI(R)
Input Common-Mode Voltage
Range
TA=25°C
0
VCC-1.5
V
TA= -40 to +85°C
0
VCC-2.0
ICC
Supply Current
RL = ∞, VCC = 5V
0.6
1.0
mA
RL = ∞, VCC = 30V
1.0
2.5
VG
Voltage Gain
VCC =15V, RL≥15K,
(for Large VO(P-P) Swing)
25
100
V/mV
tLRES
Large Signal Response Time
VI =TTL Logic Swing VREF =1.4V,
VRL =5V, RL =5.1K
350
ns
tRES
Response Time
VRL =5V, RL =5.1K
1.5
s
ISINK
Output Sink Current
VI(-) ≥ 1V, VI(+) = 0V, VO(P) ≤ 1.5V
6
16
mA
VSAT
Output Saturation Voltage
VI(-) ≥ 1V, VI(+) =0V
160
400
mV
ISINK=4mA, TA= -40 to +85°C
700
IO(LKG)
Output Leakage Current
VI(-) = 0V, VI(+) = 1V, VO(P) = 5V
0.1
nA
VI(-) = 0V, VI(+) = 1V, VO(P) = 30V
1.0
A
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