没有合适的资源?快使用搜索试试~ 我知道了~
首页max1452中文资料
max1452中文资料

学习MAX1452的中文资料。MAX1452是一款低成本、高灵敏度、高集成度的传感器信号调理器
资源详情
资源评论
资源推荐

NBY2563
ࢅଥᆡறමࠅঢ
ቧࢯಯ
________________________________________________________________ Maxim Integrated Products 1
19-1829; Rev 2; 4/09
భᄋຶৰۇ
``````````````````````````````````` গၤ
NBY2563ဵጙᒬࣞૹ߅ࡼෝผࠅঢቧࠀಯLjభ
᎖ᎁછጓ߈఼ᒜᒦݧᔜቶᏄୈࡼࠅঢă
NBY2563ᎌࡍĂቅᓰᆨࣞݗޡถLjᔏᔫ
ᄂቶభጲ܆ࠅঢჅৼᎌࡼభᒮআถೆăཝෝผቧ
ᄰࡸᏴၒ߲ቧᒦݙ્ྜྷછᐅဉLj݀ಽૹ߅ࡼ27
ᆡၫෝᓞધ)EBD*ဣሚၫᔊછቅᑵăಽ27ᆡEBD࣪ቧ
ࡼມጤోࣞቅᓰLjঅᎤ೫ࠅঢޘອᑞᑵࡼభઑ
ધቶă
NBY2563உ৩۞ጙৈభܠ߈ࠅঢ૮Ăጙৈ27భܠ
߈ᐐፄࡍ)QHB*Ăጙৈ879ᔊஂ)7255ᆡ*ดݝFFQSPNĂ
႐ৈ27ᆡEBDĂጙৈᄰࡼᏥႯࡍጲૺጙৈด༊ࡼ
ᆨࣞࠅঢă߹ມጤోࣞݗޡᅪLjNBY2563થಽ
ມጤࡼᆨࣞᇹၫ)UD*ోࣞᆨࣞᇹၫ)GTPUD*ᄋࣖᄂ
ࡼᆨࣞݗޡLjᏴᄋഉቶࡼᄴဟଢ଼ࢅ೫ଶހ߅۾ă
NBY2563ᆐ27୭TTPQ0UTTPQ35୭URGOᓤLjᄋ
ጓĂጓޱᆨࣞᆍă
``````````````````````````````````` ࢾᒜ
Nbyjn࣪ࡍෝޘࡼᄂࢾ።భࢾᒜNBY2563ăᄰဧ
ᆸඣࡼᄂࢾᏄెᒦ3111ࣶৈࠅঢᓜถ్LjNbyjn
భጲஅᄋጙᄁளኀখࡼNBY2563ஊښăྦኊ
ৎࣶቧᇦ༿ೊᇹNbyjnă
``````````````````````````````````` ።
ኹೆࠅঢ
ܤ႙
።ܤጥ
ኹೆቅᓰ఼ᒜ
ᔜቶᏄୈࠅঢ
ଝႥଐ
ဘࣞࠅঢ
````````````````````````````` ᑽߒࡼၒ߲
5–31nB
1ᒗ,6W! )൸ڼ*
,1/6Wᒗ,5/6W܈ಿါ
,3/6Wᒗ±3/6W
```````````````````````````````````ᄂቶ
♦ ᎌࡍĂቅᓰᆨࣞݗޡถ
♦ း።᎖ၒ߲ഉැࣞ࠭5nW0Wࡵ71nW0Wࡼࠅঢ
♦ ୭ၫᔊܠ߈
♦ ᇄኊᅪݝࢯᑳᏄୈ
♦ 27ᆡࡼມጤోࣞቅᓰறࣞ
♦ ཝෝผቧᄰࡸ
♦ ด༊އᑊܭLjᑽߒࣶ࢛ቅᓰࡼᆨࣞኀᑵ
♦ ᑽߒ࢟ኹ༙࢟ഗ༙૮
♦ 261μtႥᏘሰ።
♦ ด༊ᄰᏥႯࡍ
♦ Tfdvsf.Mpdl
UN
ᒏၫຼડ
♦ 3nBࢅ࢟ഗႼ
Tfdvsf.Mpdlဵ Nbyjn! Joufhsbufe! Qspevdut-!Jod/ࡼܪă
``````````````````````````````` ࢾ৪ቧᇦ
,
ܭာᇄ)Qc*0SpITܪᓰࡼᓤă
*
FQ!>!ൡă
**
ൡຢᒑހ၂೫ᒇഗݬၫLjހ၂ણஹᆨࣞU
B!
= ,
36
°
Dă
ሮᇼᏇಯౖᅄ୭ᒙᏴၫᓾ೯ࡼᔢઁ߲ă
۾ᆪဵ፞ᆪၫᓾ೯ࡼፉᆪLjᆪᒦభถࡀᏴፉࡼݙᓰཀྵࡇᇙăྙኊጙݛཀྵཱྀLj༿Ᏼิࡼଐᒦݬఠ፞ᆪᓾ೯ă
ᎌଥৃĂૡૺࢿ৪ቧᇦLj༿ೊNbyjnᒴሾ၉ᒦቦǖ21911!963!235:!)۱ᒦཌ*Lj21911!263!235:!)ฉᒦཌ*Lj
ᆰNbyjnࡼᒦᆪᆀᐶǖdijob/nbyjn.jd/dpnă
PART TEMP RANGE PIN-PACKAGE
MAX1452CAE+ 0°C to +70°C 16 SSOP
MAX1452EAE+ -40°C to +85°C 16 SSOP
MAX1452AAE+ -40°C to +125°C 16 SSOP
MAX1452AUE+ -40°C to +125°C 16 TSSOP
MAX1452ATG+ -40°C to +125°C 24 TQFN-EP*
MAX1452C/D 0°C to +70°C Dice**

NBY2563
ࢅଥᆡறමࠅঢ
ቧࢯಯ
2 _______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS
(V
DD
= V
DDF
= +5V, V
SS
= 0V, T
A
= +25°C, unless otherwise noted.)
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
Supply Voltage, V
DD
to V
SS
.........................................-0.3V, +6V
Supply Voltage, V
DD
to V
DDF
................................-0.5V to +0.5V
All Other Pins ...................................(V
SS
- 0.3V) to (V
DD
+ 0.3V)
Short-Circuit Duration, FSOTC, OUT, BDR,
AMPOUT ................................................................Continuous
Continuous Power Dissipation (T
A
= +70°C)
16-Pin SSOP/TSSOP (derate 8.00mW/°C above +70°C) ..640mW
24-Pin TQFN (derate 20.8mW/°C above +70°C) ...........1.67W
Operating Temperature:
MAX1452CAE+/MAX1452C/D ............................0°C to +70°C
MAX1452EAE+ ................................................-40°C to +85°C
MAX1452AAE+..............................................-40°C to +125°C
MAX1452AUE+..............................................-40°C to +125°C
MAX1452ATG+..............................................-40°C to +125°C
Junction Temperature......................................................+150°C
Storage Temperature Range .............................-65°C to +150°C
Lead Temperature (soldering, 10s) ................................ +300°C
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
GENERAL CHARACTERISTICS
Supply Voltage V
DD
4.5 5.0 5.5 V
EEPROM Supply Voltage V
DDF
4.5 5.0 5.5 V
Supply Current I
DD
(Note 1) 2.0 2.5 mA
Maximum EEPROM Erase/Write
Current
I
DDFW
30 mA
Maximum EEPROM Read
Current
I
DDFR
12 mA
Oscillator Frequency f
OSC
0.85 1 1.15 MHz
ANALOG INPUT
Input Impedance R
IN
1MΩ
Input Referred Offset Tempco (Notes 2, 3) ±1 μV/°C
Input Referred Adjustable
Offset Range
Offset TC = 0 at minimum gain (Note 4) ±150 mV
Amplifier Gain Nonlinearity P er cent of + 4V sp an, V
OU T
= + 0.5V to 4.5V 0.01 %
Common-Mode Rejection Ratio CMRR
Specified for common-mode voltages
between V
SS
and V
DD
(Note 2)
90 dB
Input Referred Adjustable
FSO Range
(Note 5) 4 to 60 mV/V
ANALOG OUTPUT
Differential Signal-Gain Range Selectable in 16 steps 39 to 234 V/V
Configuration [5:2] 0000bin 34 39 46
Configuration [5:2] 0001bin 47 52 59
Configuration [5:2] 0010bin 58 65 74
Configuration [5:2] 0100bin 82 91 102
Differential Signal Gain
Configuration [5:2] 1000bin 133 143 157
V/V
Maximum Output-Voltage Swing No load from each supply 0.02 V

NBY2563
ࢅଥᆡறමࠅঢ
ቧࢯಯ
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
= V
DDF
= +5V, V
SS
= 0V, T
A
= +25°C, unless otherwise noted.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Output-Voltage Low I
OUT
= 1mA sinking, T
A
= T
MIN
to T
MAX
0.100 0.20 V
Output-Voltage High I
OU T
= 1m A sour ci ng , T
A
= T
M IN
to T
M AX
4.75 4.87 V
Output Impedance at DC 0.1 Ω
Output Offset Ratio
ΔV
OUT
/
ΔOffset
0.90 1.05 1.20 V/V
Output Offset TC Ratio
Δ V
OU T
/
Δ Offset TC
0.9 1 1.2 V/V
Step Response and IC
(63% Final Value)
150 μs
Maximum Capacitive Load 1μF
Output Noise
DC to 1kHz (gain = minimum, source
impedance = 5kΩ V
DDF
filter)
0.5 m V
RMS
BRIDGE DRIVE
Bridge Current I
BDR
R
L
= 1.7kΩ 0.1 0.5 2 mA
Current Mirror Ratio AA R
ISOURCE
= internal 10 12 14 A/A
V
SPAN
Range (Span Code) T
A
= T
MIN
to T
MAX
4000 C000 hex
DIGITAL-TO-ANALOG CONVERTERS
DAC Resolution 16 Bits
ODAC Bit Weight
ΔV
OUT
/
ΔCode
DAC reference = V
DD
= +5.0V 76 μV/bit
OTCDAC Bit Weight
ΔV
OUT
/
ΔCode
DAC reference = V
BDR
= +2.5V 38 μV/bit
FSODAC Bit Weight
ΔV
OUT
/
ΔCode
DAC reference = V
DD
= +5.0V 76 μV/bit
FSOTCDAC Bit Weight
ΔV
OUT
/
ΔCode
DAC reference = V
BDR
= +2.5V 38 μV/bit
COARSE OFFSET DAC
IRODAC Resolution Including sign 4 Bits
IRODAC Bit Weight
ΔV
OUT
/
ΔCode
Input referred, DAC reference =
V
DD
= +5.0V (Note 6)
9 mV/bit
FSOTC BUFFER
Minimum Output-Voltage Swing No load
V
SS
+
0.1
V
Maximum Output-Voltage Swing No load V
D D
- 1.0 V
Current Drive V
FSOTC
= +2.5V -40 +40 μA
INTERNAL RESISTORS
Current-Source Reference
Resistor
R
ISRC
75 kΩ

NBY2563
ࢅଥᆡறමࠅঢ
ቧࢯಯ
4 _______________________________________________________________________________________
Note 1: Excludes sensor or load current.
Note 2: All electronics temperature errors are compensated together with sensors errors.
Note 3: The sensor and the MAX1452 must be at the same temperature during calibration and use.
Note 4: This is the maximum allowable sensor offset.
Note 5: This is the sensor's sensitivity normalized to its drive voltage, assuming a desired full span output of +4V and a bridge volt-
age range of +1.7V to +4.25V.
Note 6: Bit weight is ratiometric to V
DD
.
Note 7: Programming of the EEPROM at room temperature is recommended.
Note 8: Allow a minimum of 6ms elapsed time before sending any command.
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
= V
DDF
= +5V, V
SS
= 0V, T
A
= +25°C, unless otherwise noted.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
C ur r ent- S our ce Refer ence
Resi stor Tem p er atur e C oeffi ci ent
Δ R
IS RC
1300 p p m/°C
FSOTC Resistor R
FTC
75 kΩ
FSOTC Resistor Tem p er atur e
C oeffi ci ent
ΔR
FTC
1300 p p m/°C
TEMPERATURE-TO-DIGITAL CONVERTER
Temperature ADC Resolution 8 Bits
Offset ±3 LSB
Gain 1.45 °C/bit
Nonlinearity ±0.5 LSB
Lowest Digital Output 00 hex
Highest Digital Output AF hex
UNCOMMITTED OP AMP
Open-Loop Gain R
L
= 100kΩ 90 dB
Input Common-Mode Range V
SS
V
DD
V
Output Swing No load, T
A
= T
MIN
to T
MAX
V
SS
+
0.02
V
DD
-
0.02
V
Output-Voltage High 1mA source, T
A
= T
MIN
to T
MAX
4.85 4.90 V
Output-Voltage Low 1mA sink, T
A
= T
MIN
to T
MAX
0.05 0.15 V
Offset V
IN+
= +2.5V, unity gain buffer -20 +20 mV
Unity Gain Bandwidth 2 MHz
EEPROM
Maximum Erase/Write Cycles (Note 7) 10k Cycles
Minimum Erase Time (Note 8) 6 ms
Minimum Write Time 100 μs

NBY2563
ࢅଥᆡறමࠅঢ
ቧࢯಯ
_______________________________________________________________________________________ 5
``````````````````````````````````````````````````````````````````````` ࢜ቯᔫᄂቶ
(V
DD
= +5V, T
A
= +25°C, unless otherwise noted.)
SSOP/TSSOP TQFN-EP
1 1 ISRC
2 2 OUT
33V
SS
4 4 INM
5 5 BDR
66INP
77V
DD
—
8, 9, 13, 16, 20, 22,
23, 24
N.C.
8 10 TEST
```````````````````````````````````````````````````````````````````````````୭ႁී
OFFSET DAC DNL
MAX1452 toc01
DAC CODE
DNL (mV)
0 30k 40k10k 20k 50k 60k 70k
5.0
2.5
0
-2.5
-5.0
OUTPUT NOISE
MAX1452 toc03
400μs/div
C = 4.7μF, R
LOAD
= 1kΩ
OUT
10mV/div
୭
߂ ถ
༙࢟࢟ഗདࣅෝါࢾă
FTELjྸහࣶৈᄰࡸࡼၒ߲ቧăᏴᐅဉણஹሆLjኊᅪጙৈ1/2μG࢟ྏă
PVUభጲᒇᎧEJP݀ೊă
ঌ࢟Ꮞ࢟ኹă
༙࢟ঌၒྜྷ࣡LjᄰᒙࡀభᎧJOQઑધă
༙࢟དࣅă
༙࢟ᑵၒྜྷ࣡LjᄰᒙࡀభᎧJONઑધă
ᑵ࢟Ꮞ࢟ኹLjኊᏴW
EE
ᎧW
TT
ᒄମೌጙৈ1/2μG࢟ྏă
ดݝೌLjᒗW
TT
ă
5.0
2.5
0
-2.5
-5.0
AMPLIFIER GAIN NONLINEARITY
MAX1452 toc02
INPUT VOLTAGE [INP - INM] (mV)
OUTPUT ERROR FROM STRAIGHT LINE (mV)
-50 0-40 -30 -20 -10 10 20 30 40 50
ODAC = 6250hex
OTCDAC = 0
FSODAC = 4000hex
FSOTCDAC = 8000hex
PGA INDEX = 0
IRO = 2
ᇄೌăดݝᎌೌLjኞహ)URGOᓤ*ă
剩余24页未读,继续阅读
















安全验证
文档复制为VIP权益,开通VIP直接复制

评论1