3-1/2 DIGIT A/D CONVERTERS
TC14433
TC14433A
ABSOLUTE MAXIMUM RATINGS*
Supply Voltage (VDD – VEE) ...................... – 0.5V to +18V
Voltage on Any Pin,
Reference to VEE ....................... – 0.5V to (VDD + 0.5)
DC Current, Any Pin .............................................. ±10mA
Operating Temperature Range ............... – 40°C to +85°C
Power Dissipation (TA < 70°C)
Plastic PLCC .......................................................1.0W
Plastic DIP .......................................................940mW
SOIC ................................................................ 940mW
CerDIP ............................................................... 1.45W
Storage Temperature Range ................ – 65°C to +160°C
Lead Temperature (Soldering, 10 sec) ................. +300°C
*This is a stress rating only and functional operation of the device at these
or any other conditions above those indicated in the operation sections of
the specifications is not implied. Exposure to absolute maximum rating
conditions for extended periods may affect device reliability.
ELECTRICAL CHARACTERISTICS: VDD = +5V, VEE = – 5V, C1 = 0.1µF (mylar), CO = 0.1µF, RC = 300kΩ, R1 =
470kΩ @ VREF = 2V, R1 = 27kΩ @ VREF = 200mV, unless otherwise specified.
Symbol Parameter
Test Conditions
TA = +25°C
– 40°C < TA < +85°C
Min Typ Max Min Typ Max Unit
Analog Input
SYE
Rollover Error (Positive
and Negative Full
Scale Symmetry
200mV Full Scale VIN
–VIN = +VIN
–1
—
+1
—
—
— Counts
NL
Linearity Output
Reading (Note 1)
VREF = 2V
VREF = 200mV
– 0.05 +0.05 +0.05 —
—
— %rdg
– 1 count — +1 count —
—
—
SOR
Stability Output Reading VX = 1.99V, VREF = 2V
—
—
(Note 2)
VX = 199mV, VREF = 200mV
—
—
2
—
—
— LSD
3
—
—
—
ZOR
Zero Output Reading
VX = 0V, VREF = 2V
—
0
0
—
—
— LSD
IIN
Bias Current:
Analog Input
Reference Input
Analog Ground
—
±20
±100
—
—
—
pA
—
±20 ±100
—
—
—
—
±20 ±500
—
—
—
CMRR Common-Mode Rejection VX = 1.4V, VREF = 2V,
fOC = 32kHz
—
65
—
—
—
—
dB
Digital
VOL
VOH
IOH
IOL
fCLK
IDU
Power
Output Voltage
Pins 14 to 23 (Note 3)
Output Voltage
Pins 14 to 23 (Note 3)
Output Current
Pins 14 to 23
Output Current
Pins 14 to 23
Clock Frequency
Input Current – DU
VSS = 0V, "0" Level
VSS = – 5V, "0" Level
—
0
0.05
—
— 0.05
V
—
– 5 –4.95 —
— – 4.95
VSS = 0V, "1" Level
VSS = – 5V, "1" Level
4.95
5
4.95
5
—
4.95 —
—
V
—
4.95 —
—
VSS = 0V, VOH = 4.6V Source – 0.2 – 0.36
— – 0.14 —
—
mA
VSS = – 5V, VOH = 5V Source – 0.5 – 0.9
— – 0.35 —
—
VSS = 0V, VOL = 0.4V Sink
0.51
VSS = – 5V, VOL = – 4.5V Sink 1.3
0.88
2.25
—
0.36 —
—
mA
—
0.9 —
—
RC = 300kΩ
—
66
—
—
—
—
kHz
— ±0.00001 ±0.3
—
—
±1
µA
IQ
Quiescent Current
PSRR Supply Rejection
VDD to VEE, ISS = 0, 14433A:
VDD = 5, VEE = – 5
—
0.4
2
—
— 3.7 mA
VDD = 8, VEE = –8
—
1.4
4
—
— 7.4
VDD to VEE, ISS = 0, 14433:
VDD = 5, VEE = – 5
—
0.9
2
—
— 3.7
VDD = 8, VEE = –8
—
1.8
4
—
— 7.4
VDD to VEE, ISS = 0, VREF = 2V —
0.5
—
—
—
— mV/V
VDD = 5, VEE = – 5
3-128
TELCOM SEMICONDUCTOR, INC.