參數(shù)資料
型號: MAX951EUA+T
廠商: Maxim Integrated Products
文件頁數(shù): 8/12頁
文件大?。?/td> 0K
描述: IC OP AMP SS LP 8-UMAX
產(chǎn)品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 2,500
類型: 放大器,比較器,參考
應用: 智能卡
安裝類型: 表面貼裝
封裝/外殼: 8-TSSOP,8-MSOP(0.118",3.00mm 寬)
供應商設備封裝: 8-uMAX
包裝: 帶卷 (TR)
MAX951–MAX954
Ultra-Low-Power, Single-Supply
Op Amp + Comparator + Reference
__________________________________________________________________________________________________ 5
0
2.0
3.0
5.0
7.0
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
2
8
MAX951-954-toc01
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(
A)
4.0
6.0
2.5
3.5
5.5
4.5
6.5
6
4
1
3
9
7
5
VCM OPAMP = 0
AMPOUT = (VDD + VSS)/2
COMP- = 1.2V or REF
COMP+ = 1.1V
MAX953/MAX954
MAX951/MAX952
10
0
-60
-20
60
140
SUPPLY CURRENT
vs. TEMPERATURE
2
8
MAX951-954-toc02
TEMPERATURE (
°C)
SUPPLY
CURRENT
(
A)
20
100
-40
0
80
40
120
6
4
1
3
9
7
5
VDD = 2.8V (MAX951/952), VDD = 2.4V
(MAX953/954), VSS = 0, VCM OPAMP = 0
AMPOUT = 1/2 VDD, COMP- = 1.2V or REF
COMP+ = 1.1V
MAX951/MAX952
MAX953/MAX954
1.220
1.180
1.185
-60
-20
-40
60
40
140
120
REFERENCE VOLTAGE vs. TEMPERATURE
1.190
1.215
MAX951-954-toc03
TEMPERATURE (
°C)
REFERENCE
VOLTAGE
(V)
20
0
100
80
1.205
1.210
1.195
1.200
VDD = 5V
1.30
1.10
1.12
1
10
100
REFERENCE OUTPUT VOLTAGE
vs. LOAD CURRENT
1.14
1.16
MAX951-954-toc04
LOAD CURRENT (
A)
REFERENCE
VOLTAGE
(V)
1.18
1.20
1.22
1.24
1.26
1.28
VSUPPLY = 5V
SINKING CURRENT
SOURCING CURRENT
1x106
1x100
-60 -40 -20
0
20 40 60 80 100 120 140
DC OPEN-LOOP GAIN
vs. TEMPERATURE
1x101
MAX951-954-toc07
TEMPERATURE (
°C)
DC
OPEN-LOOP
GAIN
(V/V)
1x102
1x103
1x105
1x104
VDD = 5V
1MHz INPUT SIGNAL
RL = 100k
0
10
20
30
40
50
60
70
80
1
10
100
1k
10k
100k
1M
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
MAX951-954-toc05
FREQUENCY (Hz)
PSRR
(dB)
VDD = 2.0 to 3.0V, VSS = -2.5V
NONINVERTING
AMPIN+ = 0
ACL = 1V/V (MAX951/2)
ACL = 10V/V (MAX953/4),
COMP- = 1.2V or REF
COMP+ = 1.1V from VSS
A
B
C
A: MAX951/952 REF
B: MAX951/953 OP AMP
C: MAX952/954 OP AMP
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0
DC OPEN-LOOP GAIN vs.
SUPPLY VOLTAGE
MAX951-954-toc06
SUPPLY VOLTAGE (V)
DC
OPEN-LOOP
GAIN
(V/V)
1mHz INPUT SIGNAL
RL = 100k
1x107
1x100
1x101
1x102
1x103
1x106
1x105
1x104
100
-20
1
10
100
1k
10k
100k
1M
MAX951/MAX953
OPEN-LOOP GAIN AND PHASE
vs. FREQUENCY
0
MAX951-954-toc08
FREQUENCY (Hz)
OPEN-LOOP
GAIN
(dB)
20
40
60
80
0
-360
-300
-240
-180
-120
-60
GAIN
RL = 100k
PHASE
SHIFT
(Degrees)
100
1
10
100
1k
10k
100k
1M
MAX952/MAX954
OPEN-LOOP GAIN AND PHASE
vs. FREQUENCY
-20
MAX951-954-toc09
FREQUENCY (Hz)
OPEN-LOOP
GAIN
(dB)
PHASE
SHIFT
(Degrees)
0
20
40
80
60
RL = 100k
GAIN
PHASE
0
-360
-300
-240
-180
-120
-60
Typical Operating Characteristics
(TA = +25°C, unless otherwise noted.)
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