參數資料
型號: BU7252FVM-TR
廠商: Rohm Semiconductor
文件頁數: 15/19頁
文件大?。?/td> 0K
描述: IC COMPARATOR DUAL 5.5V MSOP-8
標準包裝: 1
類型: 通用
元件數: 2
輸出類型: 推挽式
電壓 - 電源,單路/雙路(±): 1.8 V ~ 5.5 V,±0.9 V ~ 2.75 V
電壓 - 輸入偏移(最小值): 11mV @ 3V
電流 - 輸入偏壓(最小值): 1pA @ 3V
電流 - 輸出(標準): 6mA @ 3V
電流 - 靜態(tài)(最大值): 65µA
CMRR, PSRR(標準): 80dB CMRR,80dB PSRR
傳輸延遲(最大): 550ns
工作溫度: -40°C ~ 85°C
封裝/外殼: 8-VSSOP,8-MSOP(0.110",2.80mm 寬)
安裝類型: 表面貼裝
包裝: 標準包裝
其它名稱: BU7252FVM-DKR
BU7252FVM-DKR-ND
BU7252FVMDKR
Technical Note
BU7251G,BU7251SG, BU7231G,BU7231SG,
BU7252F/FVM,BU7252S F/FVM,BU7232F/FVM,BU7232S F/FVM
5/18
-10.0
-7.5
-5.0
-2.5
0.0
2.5
5.0
7.5
10.0
1
2345
6
SUPPLY VOLTAGE [V]
IN
PU
T
O
F
SET
VO
L
T
A
G
E
[
m
V]
60
80
100
120
140
160
-60
-30
0
30
60
90
120
AMBIENT TEMPERATURE [℃]
L
AR
G
E
SI
G
N
AL
VO
L
T
AG
E
G
AI
N
[
d
B]
○B(yǎng)U7251 family
(*) The above date is ability value of sample, it is not guaranteed.
BU7251G:-40[℃] to+85[℃]
BU7251SG:-40[℃] to+105[℃]
-40℃
25℃
85℃
105℃
BU7251 family
Input Offset Voltage – Supply Voltage
(Vicm=VDD, Vout=0.1[V])
60
80
100
120
140
160
12
3
4
56
SUPPLY VOLTAGE [V]
L
AR
G
E
SI
G
N
AL
VO
L
T
AG
E
G
A
IN
[
d
B]
-40℃
25℃
85℃
105℃
BU7251 family
Large Signal Voltage Gain – Supply Voltage
-10.0
-7.5
-5.0
-2.5
0.0
2.5
5.0
7.5
10.0
-60
-30
0
30
60
90
120
AMBIENT TEMPERATURE [℃]
IN
PU
T
O
F
SET
VO
L
T
AG
E
[
m
V]
5.5V
1.8V
3.0V
BU7251 family
Input Offset Voltage – Ambient Temperature
(Vicm=VDD, Vout=0.1[V])
-15
-10
-5
0
5
10
15
-1
0
1
2
3
4
INPUT VOLTAGE [V]
IN
PU
T
O
F
SET
VO
L
T
AG
E
[
m
V]
-40℃
25℃
85℃
105℃
Input offset voltage – Input Voltage
(VDD=3[V])
BU7251 family
3.0V
5.5V
1.8V
Large Signal Voltage Gain
– Ambient Temperature
BU7251 family
0
20
40
60
80
100
120
123
45
6
SUPPLY VOLTAGE [V]
CO
M
O
N
M
O
D
E
RE
J
E
CT
IO
N
RA
T
IO
[
d
B
]
-40℃
25℃
85℃
105℃
Common Mode rejection Ratio
– Supply Voltage(VDD=3[V])
BU7251 family
0
20
40
60
80
100
120
-60
-30
0
30
60
90
120
AMBIENT TEMPERATURE [℃]
P
O
W
E
R
S
UP
P
L
Y
RE
J
E
CT
IO
N
RA
T
IO
[
d
B
]
Power Supply Rejection –
Ambient Temperature
BU7251 family
0
20
40
60
80
100
120
-60
-30
0
30
60
90
120
AMBIENT TEMPERATURE [℃]
C
O
M
O
N
M
O
DE
RE
J
E
CT
IO
N
RA
T
IO
[
d
B
]
5.5V
1.8V
3.0V
BU7251 family
Common Mode Rejection Ratio –
Ambient Temperature
(VDD=3[V])
0.0
0.5
1.0
1.5
2.0
-60
-30
0
30
60
90
120
AMBIENT TEMPERATURE [℃]
PR
O
PAG
AT
IO
N
D
EL
AY
L
-H
[
μ
s]
5.5V
1.8V
3.0V
Propagation Delay L-H –
Ambient Temperature
BU7251 family
0.0
0.2
0.4
0.6
0.8
-60
-30
0
30
60
90
120
AMBIENT TEMPERATURE [℃]
PRO
P
A
G
AT
IO
N
D
E
L
A
Y
H
-L
[
μ
s]
5.5V
1.8V
3.0V
BU7251 family
Propagation Delay H-L – Ambient Temperature
Fig. 13
Fig. 14
Fig. 15
Fig. 16
Fig. 17
Fig. 18
Fig. 19
Fig. 20
Fig. 21
Fig. 22
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