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參數資料
| 型號： | TLC541INS |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | ADC |
| 英文描述： | 11-CH 8-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO20 |
| 封裝： | GREEN, PLASTIC, SOP-20 |
| 文件頁數： | 11/15頁 |
| 文件大?。?/td> | 297K |
| 代理商： | TLC541INS |
TLC540I, TLC541I
8-BIT ANALOG-TO-DIGITAL CONVERTERS
WITH SERIAL CONTROL AND 11 INPUTS
SLAS065B – OCTOBER 1983 – REVISED JUNE 2001
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating temperature range, VCC = Vref+ = 4.75 V to
5.5 V, fclock(I/O) = 2.048 MHz for TLC540 or fclock(I/O) = 1.1 MHz for TLC541 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VOH
High-level output voltage, DATA OUT
VCC = 4.75 V,
IOH = 360 A
2.4
V
VOL
Low-level output voltage
VCC = 4.75 V, IOL = 1.6 mA
0.4
V
IOZ
Off state (high impedance state) output current
VO = VCC,
CS at VCC
10
A
IOZ
Off-state (high-impedance state) output current
VO = 0,
CS at VCC
– 10
A
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
1.2
2.5
mA
Selected channel leakage current
Selected channel at VCC,
Unselected channel at 0 V
0.4
1
A
Selected channel leakage current
Selected channel at 0 V,
Unselected channel at VCC
– 0.4
– 1
A
ICC + Iref Supply and reference current
Vref+ = VCC,
CS at 0 V
1.3
3
mA
Ci
Input capacitance
Analog inputs
7
55
pF
Ci
Input capacitance
Control inputs
5
15
pF
All typical values are at TA = 25°C.
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