參數(shù)資料
型號(hào): ADS1191IPBSR
廠(chǎng)商: Texas Instruments
文件頁(yè)數(shù): 56/67頁(yè)
文件大小: 0K
描述: IC AFE 16BIT 8KSPS 1CH 32TQFP
標(biāo)準(zhǔn)包裝: 1,000
位數(shù): 16
通道數(shù): 1
電壓 - 電源,模擬: 2.7 V ~ 5.25 V
電壓 - 電源,數(shù)字: 1.7 V ~ 3.6 V
封裝/外殼: 32-TQFP
供應(yīng)商設(shè)備封裝: 32-TQFP(5x5)
包裝: 帶卷 (TR)
SBAS566A – DECEMBER 2011 – REVISED SEPTEMBER 2012
ELECTRICAL CHARACTERISTICS (continued)
Minimum and maximum specifications apply from –40°C to +85°C. Typical specifications are at +25°C. All specifications at
DVDD = 1.8 V, AVDD – AVSS = 3 V
(1), V
REF = 2.42 V, external fCLK = 512 kHz, data rate = 500 SPS, CFILTER = 4.7 nF
gain = 6, unless otherwise noted.
ADS1191, ADS1192
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
POWER DISSIPATION (Analog Supply = 3 V, RLD Turned Off)
Normal mode
670
740
W
ADS1192
Standby mode
160
W
Quiescent power
dissipation
Normal mode
450
495
W
ADS1191
Standby mode
160
W
Quiescent power
ADS1192
Normal mode
350
W
dissipation, per
ADS1191
Normal mode
400
W
channel
POWER DISSIPATION (Analog Supply = 5 V, RLD Turned Off)
Normal mode
1300
W
ADS1192
Standby mode
340
W
Quiescent power
dissipation
Normal mode
950
W
ADS1191
Standby mode
340
W
Quiescent power
ADS1192
Normal mode
670
W
dissipation, per
ADS1191
Normal mode
860
W
channel
POWER DISSIPATION IN POWER-DOWN MODE
DVDD = 1.8 V
1
W
Analog supply = 3 V
DVDD = 3.3 V
4
W
DVDD = 1.8 V
5
W
Analog supply = 5 V
DVDD = 3.3 V
10
W
TEMPERATURE
Specified temperature range
–40
+85
°C
Operating temperature range
–40
+85
°C
Storage temperature range
–60
+150
°C
THERMAL INFORMATION
ADS1191, ADS1192
THERMAL METRIC(1)
PBS (TQFP)
RSM (QFN)
UNITS
32 PINS
θJA
Junction-to-ambient thermal resistance
68.4
33.7
θJCtop
Junction-to-case (top) thermal resistance
25.9
36.4
θJB
Junction-to-board thermal resistance
30.5
25.2
°C/W
ψJT
Junction-to-top characterization parameter
0.5
0.2
ψJB
Junction-to-board characterization parameter
24.3
7.4
θJCbot
Junction-to-case (bottom) thermal resistance
N/A
2.2
(1)
For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
6
Copyright 2011–2012, Texas Instruments Incorporated
Product Folder Links: ADS1191 ADS1192
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