- 您現在的位置：買賣IC網 > PDF目錄98251 > TLV2545CDGKRG4 (TEXAS INSTRUMENTS INC) 1-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO8 PDF資料下載
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： | 27/27頁 |
| 文件大小： | 553K |
| 代理商： | TLV2545CDGKRG4 |
第1頁第2頁第3頁第4頁第5頁第6頁第7頁第8頁第9頁第10頁第11頁第12頁第13頁第14頁第15頁第16頁第17頁第18頁第19頁第20頁第21頁第22頁第23頁第24頁第25頁第26頁當前第27頁
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
9
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions
MIN
NOM
MAX
UNIT
Supply voltage, VDD
2.7
3.3
5.5
V
Positive external reference voltage input, VREFP (see Note 1)
2
VDD
V
Analog input voltage (see Note 1)
0
VDD
V
High level control input voltage, VIH
2.1
V
Low-level control input voltage, VIL
0.6
V
Setup time, CS falling edge before first SCLK falling edge,
VDD = REF = 4.5 V
40
ns
Setu
time, CS falling edge before first SCLK falling edge,
tsu(CSL-SCLKL)
VDD = REF = 2.7 V
70
ns
Hold time, CS falling edge after SCLK falling edge, th(SCLKL-CSL)
5
ns
Delay time, delay from CS falling edge to FS rising edge, td(CSL-FSH) (TLV2541 only)
0.5
7
SCLKs
Setup time, FS rising edge before SCLK falling edge, tsu(FSH-SCLKL) (TLV2541 only)
0.35
SCLKs
Hold time, FS high after SCLK falling edge, th(SCLKL-FSL) (TLV2541 only)
0.65
SCLKs
Pulse width CS high time, tw(H_CS)
100
ns
Pulse width FS high time, tw(H_FS) (TLV2541 only)
0.75
SCLKs
SCLK cycle time, VDD = 3.6 V to 2.7 V, tc(SCLK) (maximum tolerance of 40/60 duty cycle)
90
10000
ns
SCLK cycle time, VDD = 5.5 V to 4.5 V, tc(SCLK) (maximum tolerance of 40/60 duty cycle)
50
10000
ns
Pulse width low time, tw(L_SCLK)
0.4
0.6
SCLK
Pulse width high time, tw(H_SCLK)
0.4
0.6
SCLK
Hold time, hold from end of conversion to CS high, th(EOC-CSH)(EOCisinternal,indicatesendofconversion
time, tc)
0.05
s
Active CS cycle time to reset internal MUX to AIN0, t(reset cycle) (TLV2542 only)
4
7
SCLKs
Delay time delay from CS falling edge to SDO valid t (CS S O )
VDD = REF = 4.5 V, 25-pF load
40
ns
Delay time, delay from CS falling edge to SDO valid, td(CSL-SDOV)
VDD = REF = 2.7 V, 25-pF load
70
ns
Delay time, delay from FS falling edge to SDO valid, td(FSL-SDOV) VDD = REF = 4.5 V, 25-pF load
1
ns
Delay time, delay from FS falling edge to SDO valid, td(FSL-SDOV)
(TLV2541 only)
VDD = REF = 2.7 V, 25-pF load
1
ns
Delay time, delay from SCLK rising edge to SDO valid,
VDD = REF = 4.5 V, 25-pF load
11
ns
Delay time, delay from SCLK rising edge to SDO valid,
td(SCLKH-SDOV)
VDD = REF = 2.7 V, 25-pF load
21
ns
Delay time, delay from 17th SCLK rising edge to SDO 3-state,
VDD = REF = 4.5 V, 25-pF load
30
ns
Delay time, delay from 17th SCLK rising edge to SDO 3 state,
td(SCLK17H-SDOZ)
VDD = REF = 2.7 V, 25-pF load
60
ns
Conversion time, tc
Conversion clock = internal
oscillator
2.1
2.6
3.5
s
Sampling time, t(sample)
See Note 2
300
ns
Operating free air temperature TA
TLV2541/2/5C
0
70
°C
Operating free-air temperature, TA
TLV2541/2/5I
–40
85
°C
NOTES:
1. Analog input voltages greater than that applied to VREF convert as all ones (111111111111), while input voltages less than that applied
to GND convert as all zeros(000000000000).
2. Minimal t(sample) is given by 0.9 × 50 pF × (RS + 0.5 k), where RS is the source output impedance.
相關PDF資料 |
PDF描述 |
|---|---|
| TLV2545IDRG4 | 1-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO8 |
| TLV2548CDWR | 8-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO20 |
| TLV2548CPW | 8-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO20 |
| TLV2548IDWR | 8-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO20 |
| TLV2548CPWR | 8-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO20 |
相關代理商/技術參數 |
參數描述 |
|---|---|
| TLV2545EVM | 功能描述:數據轉換 IC 開發工具 TLV2545 Eval Mod RoHS:否 制造商:Texas Instruments 產品:Demonstration Kits 類型:ADC 工具用于評估:ADS130E08 接口類型:SPI 工作電源電壓:- 6 V to + 6 V |
| TLV2545ID | 功能描述:模數轉換器 - ADC 12bit SAR ADC RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32 |
| TLV2545IDG4 | 功能描述:模數轉換器 - ADC 12-Bit 200 kSPS Serial Out RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32 |
| TLV2545IDGK | 功能描述:模數轉換器 - ADC 12bit SAR ADC RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32 |
| TLV2545IDGKG4 | 功能描述:模數轉換器 - ADC 12-Bit 200 kSPS Serial Out RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32 |
發布緊急采購，3分鐘左右您將得到回復。