MAX1455AAE-T Maxim Integrated Products, MAX1455AAE-T Datasheet - Page 23

• Manufacturer Part Number: MAX1455AAE-T
• Description: Board Mount Temperature Sensors Automotive Sensor Signal Conditioner
• Manufacturer: Maxim Integrated Products

Specifications of MAX1455AAE-T

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

TEST 1
TEST 2
TEST 3
TEST 4
BDR
V
SS
V
DD
R
75kΩ
INM
INP
ISRC
______________________________________________________________________________________
V
SS
IRO (3, 2:0) OFFSET (mV)
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
R
75kΩ
MUX
MUX
STC
Low-Cost Automotive Sensor Signal
FSOTC
DAC
V
SS
-18
-27
-36
-45
-54
-63
63
54
45
36
27
18
-9
9
0
0
16 BIT
FSOTC REGISTER
∑
*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
✕
24
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
Detailed Functional Diagram
DD
SS
16 BIT
PGA GAIN
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
16CH + 16DH
∑
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)
:
:
:
104
117
130
143
156
169
182
195
208
221
234
39
52
65
78
91
CLIP-HIGH
CLIP-LOW
DAC
DAC
EEPROM
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
Conditioner
PARAMETER
UNITY GBW
I/P OFFSET
O/P RANGE
✕
✕
1mA LOAD
I/P RANGE
NO LOAD
UNCOMMITTED OP AMP
16 BITS)
16 BITS)
8-BIT
LOOKUP
ADDRESS
MUX
USAGE
INTERFACE
DIGITAL
V
V
V
±20mV
10MHz TYPICAL
SS
SS
SS
, V
, V
VALUE
TO V
DD
DD
±0.01V
±0.25V
DD
DIO
V
V
V
UNLOCK
OUT
AMP-
AMPOUT
AMP+
DD1
SS
DD2
23