TC14433ELI Microchip Technology, TC14433ELI Datasheet - Page 5

• Manufacturer Part Number: TC14433ELI
• Description: IC ADC 3 1/2 DIGIT 28PLCC
• Manufacturer: Microchip Technology

Specifications of TC14433ELI

• Display Type: LED
• Configuration: 7 Segment
• Interface: BCD
• Digits Or Characters: A/D 3.5 Digits
• Current - Supply: 1.8mA
• Voltage - Supply: 4.5 V ~ 8 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2.0
Note:
R
FIGURE 2-1:
Supply Skew
FIGURE 2-2:
FIGURE 2-3:
Resistor (R
© 2008 Microchip Technology Inc.
1
Note:
= 27 kΩ @ V
100k
1M
10k
Typical N-Channel Sink Current at V
5
4
3
2
1
0
Unless otherwise specified, V
0
-1
-2
-3
-4
3
2
1
0
4
TYPICAL PERFORMANCE CURVES
Typical Rollover Error vs. Power Supply Skew
Typical Clock Frequency vs. Resistor (R
CONVERSION RATE =
MULTIPLEX RATE =
10kΩ
The graphs and tables provided following this note are a statistical summary based on a limited number of
samples and are provided for informational purposes only. The performance characteristics listed herein
are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified
operating range (e.g., outside specified power supply range) and therefore outside the warranted range.
Note: Rollover Error is the Difference in Output
C
V
DS
)
-3
REF
(V
1
R
DD
- DRAIN TO SOURCE VOLTAGE (V
C
Reading for the same Analog Input Switched
from Positive to Negative.
- CLOCK FREQUENCY RESISTOR
= 200 mV, T
I-IV
Note: ±5% Typical Variation over
-2
EE
Rollover Error vs. Power
Sink Current at V
Clock Frequency vs.
I) - SUPPLY VOLTAGE SKEW (V)
2
Supply Voltage Range
of ±4.5V to ±8V
-1
100kΩ
CLOCK FREQUENCY
CLOCK FREQUENCY
A
= +25°C.
0
3
16,400
DD
80
DD
= +5V, V
1
– V
4
SS
DC
2
1MΩ
DD
)
EE
= 5 Volts
±1.5%
+25°C
+85°C
-40°C
= 5V.
= -5V, C
C
3
)
5
4
1
= 0.1 µF, (Mylar), C
FIGURE 2-4:
Current vs. Ambient Temperature.
FIGURE 2-5:
FIGURE 2-6:
Frequency vs. Ambient Temperature.
-3
-2
-1
Typical Quiescent Power Supply Current vs.Temp.
4
3
2
1
0
0
Typical P-Channel Sink Current at V
0
-2
-3
-4
-1
0
4
3
2
1
0
Typical % Change fo Clock Frequency vs. Temp.
= 0.1 µF, R
-40
CONVERSION RATE =
MULTIPLEX RATE =
V
-40
DS
-1
- DRAIN TO SOURCE VOLTAGE (V
-20
±5V Supply
T
-20
C
V
V
V
V
A
EE
DD
EE
DD
= 300 kΩ, R
- TEMPERATURE (°C)
T
A
Quiescent Power Supply
Sink Current at VDD = 5V.
% Change to Clock
0
= -8V
= -5V
= +8V
= +5V
- TEMPERATURE (°C)
-2
0
TC14433/A
20
CLOCK FREQUENCY
CLOCK FREQUENCY
20
1
-3
Normalized at 25°C
40
= 470 kΩ @ V
16,400
40
80
DD
DS21394D-page 5
60
– V
60
±8V Supply
-4
SS
DC
)
= 5 Volts
80
±1.5%
+25°C
+85°C
-40°C
80
REF
100
-5
= 2V,