参数资料
型号: A1354KKTTN-T
元件分类: 磁阻传感器
英文描述: MAGNETIC FIELD SENSOR-HALL EFFECT, RECTANGULAR, THROUGH HOLE MOUNT
封装: LEAD FREE, PLASTIC, SIP-4
文件页数: 10/22页
文件大小: 531K
代理商: A1354KKTTN-T
Programming Logic
Register Selection Key
Bitfield Address
Description
Binary Format
(MSB
→ LSB)
Decimal Equivalent
Code
Mode Register Selection
Blow / Lock
1
01
1
Blow or Lock
Try
2102
Try
Parameter Register Selection
Sensitivity / Coarse D(Q)
1
000000000
0
Initial value; D(Q) = D(Q)PRE, Sens = SensPRE
011111111
255
Maximum gain value in range
100000000
256
Enable Coarse D(Q) bit; switch from bidirectional
programming to unidirectional programming,
D(Q) = D(Q)UNIinit
Fine D(Q) (B = 0 gauss)
2
000000000
0
Initial value
011111111
255
Maximum D(Q) in range
100000000
256
Switch from programming increasing D(Q) to
programming decreasing D(Q)
111111111
511
Minimum D(Q) in range
PWM Frequency /Coarse PWM Frequency
3
00000
0
Initial value; fPWM = fPWMPRE
01111
15
Minimum fPWM in fPWM(fast) range
10000
16
Enable Coarse fPWM bit; switch from fPWM(fast)
programming to fPWM(slow) programming,
fPWM = fPWM(slow)init
11111
63
Minimum fPWM in fPWM(slow) range
Null
4––
Recommended to be selected before and during test
measurements performed in Try mode
Calibration Test Mode / Lock All
5
0000000000
0
Initial value
0000010000
16
Enable 50% duty cycle Calibration Test Mode bit
1000000000
512
LOCK bit; lock all device registers
High Precision 2-Wire Linear Hall Effect Sensor IC
with Pulse Width Modulated Output
A1354
18
Allegro MicroSystems, Inc.
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
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