LTC2402_15 Datasheet, PDF (5/32 Pages) Linear Technology – 1-/2-Channel 24-Bit Power No Latency ADCs in MSOP-10

TYPICAL PERFOR A CE CHARACTERISTICS
LTC2401/LTC2402
Total Unadjusted Error (3V Supply)
10
V_CC = 3V
V_REF = 2.5V
5
T_A = –55°C, –45°C, 25°C, 90°C
0
–5
125°C
–10
0
0.5 1.0 1.5 2.0 2.5
INPUT VOLTAGE (V)
24012 G01
Positive Extended Input Range
Total Unadjusted Error (3V Supply)
10
V_CC = 3V
V_REF = 2.5V
5
T_A = –55°C, –45°C, 25°C, 90°C, 125°C
0
INL (3V Supply)
10
V_CC = 3V
V_REF = 2.5V
5
0
125°C
–5
T_A = –55°C, –45°C, 25°C, 90°C
–10
0
0.5 1.0 1.5 2.0 2.5 3.0
INPUT VOLTAGE (V)
24012 G02
Total Unadjusted Error (5V Supply)
10
V_CC = 5V
V_REF = 5V
5
0 ^{TA = –55°C, –45°C, 25°C, 90°C, 125°C}
Negative Extended Input Range
Total Unadjusted Error (3V Supply)
10
T_A = 25°C
T_A = 90°C
5
T_A = 125°C
0 T_A = –45°C
–5
T_A = –55°C
V_CC = 3V
V_REF = 2.5V
–10
–0.3 –0.25 –0.2 –0.15 –0.1 –0.05 0
INPUT VOLTAGE (V)
24012 G03
INL (5V Supply)
10
V_CC = 5V
V_REF = 5V
5 T_A = –55°C, –45°C, 25°C, 90°C, 125°C
0
–5
–5
–5
–10
2.5
2.55 2.6 2.65 2.7
INPUT VOLTAGE (V)
2.75 2.8
24012 G04
Negative Extended Input Range
Total Unadjusted Error (5V Supply)
10
T_A = 90°C
T_A = 125°C
T_A = 25°C
5
0
T_A = –45°C
T_A = –55°C
–5
V_CC = 5V
V_REF = 5V
–10
–0.3 –0.25 –0.2 –0.15 –0.1 –0.05 0
INPUT VOLTAGE (V)
24012 G07
–10
0
1
2
3
4
5
INPUT VOLTAGE (V)
24012 G05
Positive Extended Input Range
Total Unadjusted Error (5V Supply)
10
V_CC = 5V
V_REF = 5V
5
0
T_A = –55°C
–5
–10
5.0
T_A = –45°C
T_A = 90°C
T_A = 125°C
T_A = 25°C
5.05 5.1 5.15 5.2 5.25 5.3
INPUT VOLTAGE (V)
24012 G08
–10
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
INPUT VOLTAGE (V)
24012 G06
Offset Error vs Reference Voltage
50
V_CC = 5V
T_A = 25°C
40
30
20
10
0
0
1
2
3
4
5
REFERENCE VOLTAGE (V)
24012 G09
5