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| 型號： | TLC1542MFKB |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | ADC |
| 英文描述： | 11-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, CQCC20 |
| 封裝： | CERAMIC, LCC-20 |
| 文件頁數(shù)： | 32/32頁 |
| 文件大小： | 770K |
| 代理商： | TLC1542MFKB |
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ELECTRICAL CHARACTERISTICS
OPERATING CHARACTERISTICS
SLAS052G – MARCH 1992 – REVISED JANUARY 2006
RECOMMENDED OPERATING CONDITIONS (continued)
MIN
NOM
MAX
UNIT
TLC1542C, TLC1543C
0
70
TLC1542I, TLC1543I
-40
85
TA
Operating free-air temperature,
°C
TLC1542Q, TLC1543Q
-40
125
TLC1542M
-55
125
over recommended operating free-air temperature range, V
CC = Vref+ = 4.5 V to 5.5 V, I/O CLOCK frequency = 2.1 MHz
(unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN TYP(1)
MAX
UNIT
VCC = 4.5 V,
IOH = -1.6 mA
2.4
VOH
High-level output voltage
V
VCC = 4.5 V to 5.5 V,
IOH = -20 A
VCC-0.1
VCC = 4.5 V,
IOL = 1.6 mA
0.4
VOL
Low-level output voltage
V
VCC = 4.5 V to 5.5 V,
IOL = 20 A
0.1
Off-state
VO = VCC,
CS at VCC
10
IOZ
(high-impedance-state)
A
VO = 0,
CS at VCC
-10
output current
IIH
High-level input current
VI = VCC
0.005
2.5
A
IIL
Low-level input current
VI = 0
0.005
-2.5
A
ICC
Operating supply current
CS at 0 V
0.8
2.5
mA
Selected channel leakage
Selected channel at VCC,
Unselected channel at 0 V
1
current TLC1542/TLC1543
A
Selected channel at 0 V,
Unselected channel at VCC
-1
C, I, or Q
Selected channel at VCC,
Unselected channel at 0 V,
1
TA= 25°C
Selected channel at 0 V,
Selected channel leakage
Unselected channel at VCC,
-1
A
TA = 25°C
current TLC1542M
Selected channel at VCC,
Unselected channel at 0 V
2.5
Selected channel at 0 V,
Unselected channel at VCC
-2.5
Maximum static analog
Vref+ = VCC,
Vref- = GND
10
A
reference current into REF+
Analog
7
inputs
Input
Ci
pF
capacitance
Control
5
inputs
(1)
All typical values are at VCC = 5 V, TA = 25°C.
over recommended operating free-air temperature range, V
CC = Vref+ = 4.5 V to 5.5 V, I/O CLOCK frequency = 2.1 MHz
(unless otherwise noted)
TEST
MIN
TYP (1)
MAX
UNIT
CONDITIONS
TLC1542C, I, or Q
±0.5
LSB
EL
Linearity error, see (2))
TLC1543C, I, or Q
±1
LSB
TLC1542M
±1
LSB
(1)
All typical values are at TA = 25°C.
(2)
Linearity error is the maximum deviation from the best straight line through the A/D transfer characteristics.
9
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