TLC2543-EP Datasheet, PDF (5/25 Pages) Texas Instruments – 12-BIT ANALOG-TO-DIGITAL CONVERTER WITH SERIAL CONTROL AND 11 ANALOG INPUTS

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TLC2543-EP
12-BIT ANALOG-TO-DIGITAL CONVERTER
WITH SERIAL CONTROL AND 11 ANALOG INPUTS
SGLS125A – JULY 2002 – REVISED NOVEMBER 2006
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
MIN TYP⁽¹⁾
V_OH
High-level output voltage
V_CC = 4.5 V,
V_CC = 4.5 V to 5.5 V,
I_OH = –1.6 mA
I_OH = –20 µA
2.4
V_CC – 0.1
V_OL
Low-level output voltage
V_CC = 4.5 V,
V_CC = 4.5 V to 5.5 V,
I_OL = 1.6 mA
I_OL = 20 µA
I_OZ
High-impedance off-state
output current
V_O = V_CC,
V_O = 0,
CS at V_CC
CS at V_CC
1
1
I_IH
High-level input current
V_I = V_CC
1
I_IL
Low-level input current
V_I = 0
1
I_CC
Operating supply current
CS at 0 V
1
I_CC(PD) Power-down current
For all digital inputs,
0 ≤ V_I ≤ 0.5 V or V_I ≥ V_CC – 0.5 V
4
Selected channel
leakage current
Selected channel at V_CC, Unselected channel at 0 V
Selected channel at 0 V, Unselected channel at V_CC
Maximum static analog
reference current into REF+
V_ref+ = V_CC,
V_ref– = GND
1
C_i
Input
Analog inputs
capacitance _{Control inputs}
30
5
MAX UNIT
V
0.4
V
0.1
2.5
µA
–2.5
10 µA
–10 µA
2.5 mA
25 µA
10
µA
–10
2.5 µA
60
pF
15
(1) All typical values are at V_CC = 5 V, T_A = 25°C.
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