MAX1452CAE+ Maxim Integrated Products, MAX1452CAE+ Datasheet - Page 23

• Manufacturer Part Number: MAX1452CAE+
• Description: IC SENSOR SIGNAL COND 16-SSOP
• Manufacturer: Maxim Integrated Products
• Type: Signal Conditionerr

Specifications of MAX1452CAE+

• Input Type: Analog
• Output Type: Analog
• Interface: Serial
• Current - Supply: 2.5mA
• Mounting Type: Surface Mount
• Package / Case: 16-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ISRC
BDR
V
SS
FSOTC
V
75kΩ
R
DD
ISRC
INM
INP
______________________________________________________________________________________
V
SS
IRO (3, 2:0)
INPUT REFERRED OFFSET
1,111
1,110
1,101
1,100
1,011
1,010
1,001
1,000
0,000
0,001
0,010
0,011
0,100
0,101
0,110
0,111
REVERSAL
(COARSE OFFSET)
PHASE
MUX
MUX
R
75kΩ
STC
FSOTC
DAC
OFFSET mV
V
SS
-18
-27
-36
-45
-54
-63
63
54
45
36
27
18
-9
9
0
0
16-BIT
FSOTC REGISTER
Σ
*INPUT REFERRED
OFFSET VALUE IS
PROPORTIONAL TO V
VALUES GIVEN ARE FOR
V
DD
OTC REGISTER
= 5V.
FSO
DAC
V
DD
V
16-BIT
SS
✕
26
Low-Cost Precision Sensor
DD
OFFSET
TC DAC
.
V
SS
16-BIT
±1
±1
OFFSET
PGA
PGA (3:0)
DAC
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
BANDGAP
PROGRAMMABLE GAIN STAGE
SENSOR
PGA BANDWIDTH ≈ 3kHz ± 10%
PGA BANDWIDTH ≈
3kHz ±10%
TEMP
V
V
DD
SS
V
V
DD
SS
16-BIT
PGA GAIN
Signal Conditioner
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
8.0
8.5
9.0
EEPROM ADDRESS
Σ
16CH + 16DH
ΣΔ
000H + 001H
15EH + 15FH
160H + 161H
162H + 163H
164H + 165H
166H + 167H
168H + 169H
16AH + 16BH
19EH + 19FH
1A0H + 1A1H
2FEH + 2FFH
TOTAL GAIN
(LOOKUP PLUS CONFIGURATION DATA)
Detailed Block Diagram
:
:
:
104
117
130
143
156
169
182
195
208
221
234
39
52
65
78
91
EEPROM
USAGE
OFFSET DAC LOOKUP TABLE
(176
CONFIGURATION REGISTER SHADOW
RESERVED
OFFSET TC REGISTER SHADOW
RESERVED
FSOTC REGISTER SHADOW
CONTROL LOCATION REGISTER
USER STORAGE (52 BYTES)
FSO DAC LOOKUP TABLE
(176
PARAMETER
UNITY GBW
I/P OFFSET
O/P RANGE
✕
✕
I/P RANGE
1mA LOAD
NO LOAD
UNCOMMITTED OP AMP
16-BITS)
16-BITS)
8-BIT
LOOKUP
ADDRESS
MUX
INTERFACE
DIGITAL
V
V
V
±20mV
10MHz TYPICAL
SS
SS
SS
, V
, V
VALUE
TO V
DD
DD
±0.01V
±0.25V
DD
V
V
TEST
CLK1M
V
UNLOCK
DIO
OUT
AMP-
AMPOUT
AMP+
DD
SS
DDF
23