XE8805AMI028LF Semtech, XE8805AMI028LF Datasheet - Page 103
XE8805AMI028LF
Manufacturer Part Number
XE8805AMI028LF
Description
IC DAS 16BIT FLASH 8K MTP 64LQFP
Manufacturer
Semtech
Datasheet
1.XE8805AMI028LF.pdf
(156 pages)
Specifications of XE8805AMI028LF
Applications
Sensing Machine
Core Processor
RISC
Program Memory Type
FLASH (22 kB)
Controller Series
XE8000
Ram Size
512 x 8
Interface
UART, USRT
Number Of I /o
24
Voltage - Supply
2.4 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
64-LQFP
Supply Voltage Range
2.4V To 5.5V
Operating Temperature Range
-40°C To +85°C
Digital Ic Case Style
LQFP
No. Of Pins
64
For Use With
XE8000MP - PROG BOARD AND PROSTART2 CARD
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
XE8805AMI028LF
Manufacturer:
SEMTECH/美国升特
Quantity:
20 000
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where, from Eq. 10 and Eq. 11, the total PGA gain and offset are respectively:
and:
© Semtech 2006
Table 16-25. Last forced LSBs in conversion output registers for resolution settings smaller than 16
OUT
GD
GDoff
SET_OSR
TOT
[2:0]
ADC
000
001
010
011
100
101
110
111
TOT
=
Table 16-24. Basic ADC Relationships (example for: V
=
GD
=
2
GDoff
16
3
⋅
⋅
GD
V
SET_NELC = 00
V
REF
IN
3
2
+
⋅
1000000000
⋅
GD
⎛
⎜ ⎜
⎝
GD
GD
10000000
ADC Input
+2.49505V
+2.49497V
+76.145µV
-76.145µV
-2.49505V
-2.49513V
bits (n < 16) (RegAcOutMsb[7:0] & RegAcOutLsb[7:0])
Voltage
1
3
V
100000
TOT
⋅
IN,ADC
0V
GDoff
...
...
1000
−
10
GDoff
-
-
-
2
(V/V)
SET_NELC = 01
+0.5⋅FS
-0.5⋅FS
TOT
Scale
% of
(FS)
Full
...
...
...
...
...
...
0
100000000
⋅
V
(V/V)
V
1000000
REF
IN
10000
⎞
⎟ ⎟
⎠
100
Output in
⋅
=+32'767
=+32'766
16-17
=-32'767
=-32'768
OSR 1
1
-
-
-
+2
+2
LSBs
-2
OSR
-2
+1
...
-1
...
15
0
15
15
15
SET_NELC = 10
-1
-1
-2
+
10000000
Output
in Hex
100000
Code
7FFE
FFFF
7FFF
0001
0000
8001
8000
...
...
1000
(LSB) (Eq. 18)
REF
10
-
-
-
-
= 5V, OSR = 512, n = 16 bits)
SET_NELC = 11
1000000
10000
100
1
-
-
-
-
XE8805/05A
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