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參數資料
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: 26/27頁
文件大?。?/td> 553K
代理商: TLV2545CDGKRG4
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
8
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
0.95 mA
2
A
ICC
With 1-
F/0.1-F Capacitor Between Supply and Ground
t(Powerdown) – Powerdown time – S
0.5
S
2 mS
VDD = 2.7 V
1
A
5
A
VDD = 5 V
1
A
1.5 mA
Table 1. Modes of Operation and Data Throughput
CONTROL PIN(s)/DEVICE
MAX SCLK (MHz)
(50/50 duty cycle)
APPROXIMATE
CONVERSION
THROUGHPUT
(ksps)
VDD = 2.7 V VDD = 4.5 V VDD = 2.7 V VDD = 4.5 V
CS control only (TLV2541 only)
For SPI interface
10
15
175
200
For DSP interface (Use CS as FS)
5
8
140
175
CS and FS control (TLV2541 only)§
DSP interface
15
20
200
See Figure 29(a).
See Figure 29(b).
§ See Figure 29(c).
absolute maximum ratings over operating free-air temperature (unless otherwise noted)
Supply voltage range, GND to VDD
–0.3 V to 6.5 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Analog input voltage range
–0.3 V to VDD + 0.3 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Reference input voltage
VDD + 0.3 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Digital input voltage range
–0.3 V to VDD+ 0.3 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating virtual junction temperature range, TJ
– 40
°C to 150°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating free-air temperature range, TA:C
0
°C to 70°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
I
–40
°C to 85°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage temperature range, Tstg
– 65
°C to 150°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds
260
°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and
functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not
implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
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