TC500_06 Datasheet, PDF (4/34 Pages) Microchip Technology – Precision Analog Front Ends

TC500/A/510/514
DC CHARACTERISTICS (CONTINUED)
Electrical Specifications: Unless otherwise specified, TC510/TC514: V_DD = +5V, TC500/TC500A: V_SS = ±5V.
C_AZ = C_REF = 0.47 μF.
Parameters
Sym
T_A = +25°C
Min. Typ. Max.
T_A = 0°C to 70°C
Min.
Typ. Max.
Units
Conditions
Voltage Reference
Range
V_REF V_SS +1
—
V_DD – 1 V_SS +1
—
Digital
Comparator Logic 1, V_OH
4
—
—
Output High
4
—
Comparator Logic 0, V_OL
—
—
0.4
Output Low
—
—
Logic 1, Input High
V_IH
3.5
—
—
Voltage
3.5
—
Logic 0, Input Low
V_IL
—
—
1
Voltage
—
—
Logic Input Current
I_L
Comparator Delay
t_D
Multiplexer (TC514 Only)
—
—
—
—
2
—
—
0.3
—
3
Maximum Input
Voltage
-2.5
—
2.5
-2.5
—
Drain/Source ON
R_DSON
—
6
10
Resistance
—
—
Power (TC510/TC514 Only)
Supply Current
I_S
—
1.8
2.4
Power Dissipation
P_D
—
18
—
Positive Supply
V_DD
4.5
—
5.5
Operating Voltage
Range
—
—
—
—
4.5
—
Operating Source
R_OUT
—
60
85
Resistance
—
—
Oscillator Frequency
—
100
—
—
—
Maximum Current
I_OUT
—
—
-10
Out
—
—
Power (TC500/TC500A Only)
Supply Current
I_S
—
1
1.5
Power Dissipation
P_D
—
10
—
Positive Supply
Operating Range
V_DD
4.5
—
7.5
—
—
—
—
4.5
—
Negative Supply
Operating Range
V_SS
-4.5
—
-7.5
- 4.5
—
Note 1:
2:
3:
Integrate time ≥ 66 msec, auto-zero time ≥ 66 msec, V_INT (peak) ≈ 4V.
End point linearity at ±1/4, ±1/2, ±3/4 F.S. after full-scale adjustment.
Rollover error is related to C_INT, C_REF, C_AZ characteristics.
V_DD – 1
—
0.4
—
1
—
2.5
—
3.5
—
5.5
100
—
-10
2.5
—
7.5
-7.5
V
V_REF- V_REF+
V
I_SOURCE = 400 μA
V
I_SINK = 2.1 mA
V
V
μA Logic ‘1’ or ‘0’
μsec
V V_DD = 5V
kΩ V_DD = 5V
mA V_DD = 5V, A = 1, B = 1
mW V_DD = 5V
V
Ω I_OUT = 10 mA
kHz Note 1
mA V_DD = 5V
mA V_S = ±5V, A = B = 1
mW V_DD = 5V, V_SS = -5V
V
V
DS21428D-page 4
© 2006 Microchip Technology Inc.