TLC1549C_14 Datasheet, PDF (8/18 Pages) Texas Instruments – 10-BIT ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL CONTROL

TLC1549C, TLC1549I, TLC1549M
10-BIT ANALOG-TO-DIGITAL CONVERTERS
WITH SERIAL CONTROL
SLAS059C – DECEMBER 1992 – REVISED MARCH 1995
electrical characteristics over recommended operating free-air temperature range,
V_CC = V_ref+ = 4.5 V to 5.5 V, I/O CLOCK frequency = 2.1 MHz (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP† MAX
VOH High-level output voltage
VOL Low-level output voltage
IOZ Off-state (high-impedance-state) output current
IIH High-level input current
IIL Low-level input current
ICC Operating supply current
Analog input 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
VI = VCC
VI = 0
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
0.005
– 0.005
0.8
Vref+ = VCC,
Vref _– = GND
0.4
0.1
10
– 10
2.5
– 2.5
2.5
1
–1
10
TLC1549C, I (Analog) During sample cycle
30
55
Ci Input capacitance
TLC1549M (Analog) During sample cycle
TLC1549C, I (Control)
30
5
15
TLC1549M (Control)
5
† _{All typical values are at VCC = 5 V, TA = 25°C.}
UNIT
V
V
µA
µA
µA
mA
µA
µA
pF
8
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265