Datasheet

TC500/A/510/514
DS21428E-page 4 © 2008 Microchip Technology Inc.
Voltage Reference
Range
V
REF
V
SS
+1 — V
DD
– 1 V
SS
+1 — V
DD
– 1 V V
REF
- V
REF
+
Digital
Comparator Logic 1,
Output High
V
OH
4— — 4 — — VI
SOURCE
= 400 μA
Comparator Logic 0,
Output Low
V
OL
— — 0.4 — — 0.4 V I
SINK
= 2.1 mA
Logic 1, Input High
Voltage
V
IH
3.5 — — 3.5 — — V
Logic 0, Input Low
Voltage
V
IL
—— 1 — — 1 V
Logic Input Current I
L
—— — — 0.3 μA Logic ‘1’ or ‘0’
Comparator Delay t
D
—2 — — 3— μs
Multiplexer (TC514 Only)
Maximum Input
Voltage
-2.5 — 2.5 -2.5 — 2.5 V V
DD
= 5V
Drain/Source ON
Resistance
R
DSON
—610 — — — kΩ V
DD
= 5V
Power (TC510/TC514 Only)
Supply Current I
S
— 1.8 2.4 — — 3.5 mA V
DD
= 5V, A = 1, B = 1
Power Dissipation P
D
—18— — — —mWV
DD
= 5V
Positive Supply
Operating Voltage
Range
V
DD
4.5 — 5.5 4.5 — 5.5 V
Operating Source
Resistance
R
OUT
— 60 85 — — 100 Ω I
OUT
= 10 mA
Oscillator Frequency — 100 — — — — kHz Note 1
Maximum Current
Out
I
OUT
——-10 — —-10mAV
DD
= 5V
Power (TC500/TC500A Only)
Supply Current I
S
— 1 1.5 — — 2.5 mA V
S
= ±5V, A = B = 1
Power Dissipation P
D
—10— — — —mWV
DD
= 5V, V
SS
= -5V
Positive Supply
Operating Range
V
DD
4.5 — 7.5 4.5 — 7.5 V
Negative Supply
Operating Range
V
SS
-4.5 — -7.5 - 4.5 — -7.5 V
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 T
A
= 0°C to 70°C
Units Conditions
Min. Typ. Max. Min. Typ. Max.
Note 1: Integrate time ≥ 66 ms, auto-zero time ≥ 66 ms, V
INT
(peak) ≈ 4V.
2: End point linearity at ±1/4, ±1/2, ±3/4 F.S. after full-scale adjustment.
3: Rollover error is related to C
INT
, C
REF
, C
AZ
characteristics.