Datasheet

TC9400/9401/9402
DS21483D-page 4 © 2007 Microchip Technology Inc.
Analog Input
I
IN
Full Scale — 10 — — 10 — — 10 — µA Full Scale Analog Input
Current to achieve
Specified Accuracy
I
IN
Over Range — — 50 — — 50 — — 50 µA Over Range Current
Response Time — 2 — — 2 — — 2 — Cycle Settling Time to 0.1%
Full Scale
Digital Section TC9400 TC9401 TC9402
V
SAT
@ I
OL
= 10mA — 0.2 0.4 — 0.2 0.4 — 0.2 0.4 V Logic “0” Output
Voltage (Note 3)
V
OUTMAX
– V
OUT
Common (Note 4)
— — 18 — — 18 — — 18 V Voltage Range Between
Output and Common
Pulse Frequency
Output Width
—3——3——3 — µs
Frequency-to-Voltage
Supply Current
I
DD
Quiescent
(Note 5)
— 1.5 6 — 1.5 6 — 3 10 mA Current Required from
Positive Supply during
Operation
I
SS
Quiescent
(Note 5)
— -1.5 -6 — -1.5 -6 — -3 -10 mA Current Required from
Negative Supply during
Operation
V
DD
Supply 4 — 7.5 4 — 7.5 4 — 7.5 V Operating Range of
Positive Supply
V
SS
Supply -4 — -7.5 -4 — -7.5 -4 — -7.5 V Operating Range of
Negative Supply
Reference Voltage
V
REF
– V
SS
-2.5 — — -2.5 — — -2.5 — — V Range of Voltage
Reference Input
Accuracy
Non-Linearity
(Note 10)
— 0.02 0.05 — 0.01 0.02 — 0.05 0.25 %
Full Scale
Deviation from ideal
Transfer Function as a
Percentage Full Scale
Voltage
Input Frequency
Range
(Notes 7 and 8)
10 — 100k 10 — 100k 10 — 100k Hz Frequency Range for
Specified Non-Linearity
TC940X ELECTRICAL SPECIFICATIONS (CONTINUED)
Electrical Characteristics: unless otherwise specified, V
DD
= +5V, V
SS
= -5V, V
GND
= 0V, V
REF
= -5V, R
BIAS
= 100 kΩ, Full Scale =
10 kHz. T
A
= +25°C, unless temperature range is specified (-40°C to +85°C for E device, 0°C to +70°C for C device).
Parameter Min Typ Max Min Typ Max Min Typ Max Units Test Conditions
Note 1: Full temperature range; not tested.
2: I
IN
= 0.
3: Full temperature range, I
OUT
= 10 mA.
4: I
OUT
= 10 µA.
5: Threshold Detect = 5V, Amp Out = 0V, full temperature range.
6: 10 Hz to 100 kHz; not tested.
7: 5 µs minimum positive pulse width and 0.5 µs minimum negative pulse width.
8: t
R
= t
F
= 20 ns.
9: R
L
≥ 2kΩ, tested @ 10 kΩ.
10: Full temperature range, V
IN
= -0.1V.