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參數(shù)資料
| 型號： | TLV2545CDGKRG4 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | ADC |
| 英文描述： | 1-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO8 |
| 封裝： | GREEN, PLASTIC, MSOP-8 |
| 文件頁數(shù)： | 2/27頁 |
| 文件大小： | 553K |
| 代理商： | TLV2545CDGKRG4 |
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TLV2541, TLV2542, TLV2545
2.7-V TO 5.5-V, LOW-POWER, 12-BIT, 140/200 KSPS,
SERIAL ANALOG-TO-DIGITAL CONVERTERS WITH AUTOPOWER DOWN
SLAS245D –MARCH 2000 – REVISED MAY 2003
10
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range,
VDD = VREF = 2.7 V to 5.5 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V
High level output voltage
VDD = 5.5 V, IOH = –0.2 mA at 30-pF load
2.4
V
VOH
High-level output voltage
VDD = 2.7 V, IOH = -20 A at 30-pF load
VDD–0.2
V
Low level output voltage
VDD = 5.5 V, IOL = 0.8 mA at 30-pF load
0.4
V
VOL
Low-level output voltage
VDD = 2.7 V, IOL = 20 A at 30-pF load
0.1
V
I
Off-state output current
VO = VDD
CS
V
1
2.5
A
IOZ
Off-state out ut current
(high-impedance-state)
VO = 0
CS = VDD
–1
–2.5
A
IIH
High-level input current
VI = VDD
0.005
2.5
A
IIL
Low-level input current
VI = 0 V
–0.00
5
2.5
A
I
Operating supply current
CS at0V
VDD = 4.5 V to 5.5 V
1.3
1.5
mA
ICC
Operating supply current
CS at 0 V
VDD = 2.7 V to 3.3 V
0.85
0.95
mA
Autopower-down current
t(powerdown) ≥ 0.5 s
For all digital inputs,
0
≤ VI ≤ 0.3 V or VI ≥ VDD– 0.3 V,
SCLK = 0, VDD = 4.5 V to 5.5 V, Ext ref
5
A
I
t(powerdown) ≥ 0.5 s
VDD = 2.7 V to 3.3 V, Ext ref
2
ICC(AUTOPWDN)
Deep autopower-down current
t(powerdown) ≥ 2 ms
For all digital inputs,
0
≤ VI ≤ 0.3 V or VI ≥ VDD– 0.3 V,
SCLK = 0, VDD = 4.5 V to 5.5 V, Ext ref
1
A
t(powerdown) ≥ 2 ms
VDD = 2.7 V to 3.3 V
1
Selected analog input channel
Selected channel at VDD
1
A
Selected analog in ut channel
leakage current
Selected channel at 0 V
–1
A
C
Input capacitance
Analog inputs
20
45
50
pF
Ci
Input capacitance
Control Inputs
5
25
pF
Input on resistance
VDD = 5.5 V
500
Input on resistance
VDD = 2.7 V
600
Autopower down
0.5
SCLK
All typical values are at VDD = 5 V, TA = 25°C.
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