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參數資料
| 型號： | TLC1225IFN |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | ADC |
| 英文描述： | 1-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQCC28 |
| 封裝： | PLASTIC, LCC-28 |
| 文件頁數： | 11/15頁 |
| 文件大小： | 230K |
| 代理商： | TLC1225IFN |
TLC1225I, TLC1225M
SELF-CALIBRATING 12-BIT-PLUS-SIGN
ANALOG-TO-DIGITAL CONVERTERS
SLAS029B – AUGUST 1990 – REVISED DECEMBER 1993
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
DISSIPATION RATING TABLE
PACKAGE
TA ≤ 25°C
POWER RATING
DERATING
FACTOR
TA = 70°C
POWER RATING
TA = 85°C
POWER RATING
TA = 125°C
POWER RATING
FK
1375 mW
11.0 mW/
°C
880mW
715 mW
275 mW
FN
1400 mW
11.2 mW/
°C
896 mW
728 mW
280 mW
J
1375 mW
11.0 mW/
°C
880 mW
715 mW
275 mW
N
1150 mW
9.2 mW/
°C
736 mW
598 mW
—
recommended operating conditions
MIN
MAX
UNIT
ANLG VCC +
4.5
5.5
Supply voltage
ANLG VCC –
– 5.5
ANLG GND
V
DGTL VCC
4.5
5.5
High-level input voltage, VIH
All digital inputs except CLK IN
2
V
gg ,
IH
(ANLG VCC = DGTL VCC = 4.75 to 5.25 V)
CLK IN
3.5
V
Low-level input voltage, VIL
All digital inputs except CLK IN
0.8
V
g,
IL
(ANLG VCC = DGTL VCC = 4.75 to 5.25 V)
CLK IN
1.4
V
Analog input voltage, VI+, VI–
ANLG VCC – – 0.05
ANLG VCC + 0.05
V
High-level input voltage, TIE HIGH, VIH
ANLG VCC = DGTL VCC = 5 V
2
V
Clock input frequency, fclock
ANLG VCC = DGTL VCC = 5 V
0.3
2.6
MHz
Clock duty cycle
ANLG VCC = DGTL VCC = 5 V
40%
60%
Pulse duration, CS and WR low, tw
ANLG VCC = DGTL VCC = 5 V
15
ns
Setup time, I/O bus in before WR
↑ or CS↑, tsu
ANLG VCC = DGTL VCC = 5 V
60
ns
Hold time, I/O bus in after WR
↑ or CS↑, th
ANLG VCC = DGTL VCC = 5 V
50
ns
Operating free air temperature TA
TLC1225I
–40
85
°C
Operating free-air temperature, TA
TLC1225M
–55
125
°C
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