TLC2543CDWR Datasheet, PDF (5/34 Pages) Texas Instruments – 12-BIT ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL CONTROL AND 11 ANALOG INPUTS

TLC2543C, TLC2543I, TLC2543M
12-BIT ANALOG-TO-DIGITAL CONVERTERS
WITH SERIAL CONTROL AND 11 ANALOG INPUTS
SLAS079F – DECEMBER 1993 – REVISED NOVEMBER 2001
electrical characteristics over recommended operating free-air temperature range,
V_CC = V_ref+ = 4.5 V to 5.5 V, f_{(I/O CLOCK)} = 4.1 MHz (unless otherwise noted)
PARAMETER
VOH
High-level output voltage
VOL
Low-level output voltage
IOZ
High-impedance off-state output
current
IIH
High-level input current
IIL
Low-level input current
ICC
Operating supply current
ICC(PD) Power-down current
Selected channel leakage
current
Maximum static analog
reference current into REF +
TEST CONDITIONS
TLC2543C, TLC2543I
MIN TYP^† MAX
VCC = 4.5 V,
VCC = 4.5 V to 5.5 V,
VCC = 4.5 V,
VCC = 4.5 V to 5.5 V,
VO = VCC,
VO = 0,
VI = VCC
VI = 0
CS at 0 V
IOH = –1.6 mA
IOH = –20 µA
IOL = 1.6 mA
IOL = 20 µA
CS at VCC
CS at VCC
2.4
VCC – 0.1
0.4
0.1
1 2.5
1 – 2.5
1 2.5
1 – 2.5
1 2.5
For all digital inputs,
0 ≤ VI ≤ 0.5 V or VI ≥ VCC – 0.5 V
Selected channel at VCC, Unselected channel at 0 V
Selected channel at 0 V,
Unselected channel at VCC
4
25
1
–1
Vref ₊ = VCC,
Vref _– = GND
1 2.5
Input
Analog inputs
Ci
capacitance
Control inputs
† _{All typical values are at VCC = 5 V, TA = 25°C.}
30
60
5
15
UNIT
V
V
µA
µA
µA
mA
µA
µA
µA
pF
electrical characteristics over recommended operating free-air temperature range,
V_CC = V_ref+ = 4.5 V to 5.5 V, f_{(I/O CLOCK)} = 4.1 MHz (unless otherwise noted)
PARAMETER
TEST CONDITIONS
TLC2543M
MIN TYP^† MAX
VOH
High-level output voltage
VOL
Low-level output voltage
IOZ
High-impedance off-state output
current
IIH
High-level input current
IIL
Low-level input current
ICC
Operating supply current
ICC(PD) Power-down current
Selected channel leakage
current
Maximum static analog
reference current into REF +
VCC = 4.5 V,
VCC = 4.5 V to 5.5 V,
VCC = 4.5 V,
VCC = 4.5 V to 5.5 V,
VO = VCC,
VO = 0,
VI = VCC
VI = 0
CS at 0 V
IOH = –1.6 mA
IOH = –20 µA
IOL = 1.6 mA
IOL = 20 µA
CS at VCC
CS at VCC
2.4
VCC – 0.1
For all digital inputs,
0 ≤ VI ≤ 0.5 V or VI ≥ VCC – 0.5 V
Selected channel at VCC, Unselected channel at 0 V
Selected channel at 0 V,
Unselected channel at VCC
Vref ₊ = VCC,
Vref _– = GND
0.4
0.1
1 2.5
1 – 2.5
1
10
1 – 10
1 2.5
4
25
10
– 10
1 2.5
Input
Analog inputs
Ci
capacitance
Control inputs
† _{All typical values are at VCC = 5 V, TA = 25°C.}
30
60
5
15
UNIT
V
V
µA
µA
µA
mA
µA
µA
µA
pF
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