LMP91000SDE National Semiconductor, LMP91000SDE Datasheet - Page 7

• Manufacturer Part Number: LMP91000SDE
• Description: AFE, SENSOR, 14LLP
• Manufacturer: National Semiconductor

Specifications of LMP91000SDE

• Brief Features: Programmable Cell Bias Voltage, Low Bias Voltage Drift, I2C Compatible Digital Interface
• Supply Voltage Range: 2.7V To 5.25V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: LLP
• Ic Function: Programmable Analogue Front End (AFE)
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Typical Performance Characteristics
2.7V <V
S
< 5.25V and AGND = DGND =0V, VREF= 2.5V.
Input V
-100
-120
-140
-160
-180
-200
-220
-240
-260
-280
-300
140
130
120
110
100
90
80
I
WE
-50
10
OS_RW
Step current response (rise)
AC PSRR vs. Frequency
-25
VDD = 2.7V
VDD = 3.3V
VDD = 5V
vs. temperature (Vbias 0mV)
100
TEMPERATURE (°C)
FREQUENCY (Hz)
TIME (200μs/DIV)
0
I WE
25
1k
50
10k
2.75kΩ
3.5kΩ
7kΩ
14kΩ
35kΩ
120kΩ
350kΩ
75
100k
100
30132563
30132560
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7
Unless otherwise specified, T
Temperature sensor output vs. VDD (Temperature = 30°C)
1320
1318
1316
1314
1312
1310
-100
-120
-140
-160
-180
-200
-220
-240
-260
-280
-300
Input V
I
2.5
WE
2.5
Step current response (fall)
OS_RW
3.0
3.0
SUPPLY VOLTAGE (V)
85°C
25°C
-40°C
SUPPLY VOLTAGE (V)
TIME (200μs/DIV)
3.5
vs. VDD (Vbias 0mV)
3.5
A
= 25°C, V
4.0
4.0
I WE
4.5
4.5
S
=(VDD – AGND),
2.75kΩ
3.5kΩ
7kΩ
14kΩ
35kΩ
120kΩ
350kΩ
5.0
5.0
5.5
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5.5
30132562
30132569
30132566