參數(shù)資料
型號: MAX1447ECJ+T
廠商: Maxim Integrated Products
文件頁數(shù): 19/24頁
文件大?。?/td> 0K
描述: IC ADC 4 1/2DIG W/LED DVR 32TQFP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 2,000
位數(shù): 4.5 位
采樣率(每秒): 50
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 32-TQFP
供應(yīng)商設(shè)備封裝: 32-TQFP(5x5)
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 1 個差分,雙極
MAX1447/MAX1496/MAX1498
3.5- and 4.5-Digit, Single-Chip ADCs
with LED Drivers
4
_______________________________________________________________________________________
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
CHARGE PUMP
Output Voltage
VNEG
CVNEG = 0.1F to GND
-2.60
-2.42
-2.30
V
DIGITAL INPUTS (INTREF, RANGE, PEAK, HOLD, DPSET1, DPSET2, DPON)
Input Current
IIN
VIN = 0 or DVDD = VDD
-10
+10
A
MAX1447/MAX1498
0.3 x
DVDD
Input Low Voltage
VINL
MAX1496
0.3 x
VDD
V
MAX1447/MAX1498
0.7 x
DVDD
Input High Voltage
VINH
MAX1496
0.7 x
VDD
V
Input Hysteresis
VHYS
200
mV
POWER SUPPLY (Note 7)
VDD Voltage
VDD
MAX1496
2.70
5.25
V
AVDD Voltage
AVDD
MAX1447/MAX1498
2.70
5.25
V
DVDD Voltage
DVDD
MAX1447/MAX1498
2.70
5.25
V
Power-Supply Rejection VDD
PSRR
(Note 8)
80
dB
Power-Supply Rejection AVDD
PSRRA
(Note 8)
80
dB
Power-Supply Rejection DVDD
PSRRD
(Note 8)
100
dB
VDD = 5.25V
664
744
VDD = 3.3V
618
663
MAX1496 VDD Current (Note 9)
IVDD
Standby mode
268
325
A
AVDD = 5.25V
640
AVDD = 3.3V
600
MAX1447/MAX1498 AVDD
Current (Note 9)
IAVDD
Standby mode
305
A
DVDD = 5.25V
320
DVDD = 3.3V
180
MAX1447/MAX1498 DVDD
Current (Note 9)
IDVDD
Standby mode
20
A
LED Drivers Bias Current
From AVDD or VDD
120
A
ELECTRICAL CHARACTERISTICS (continued)
(AVDD = DVDD = VDD = +2.7V to +5.25V, GND = 0, VLED = +2.7V to +5.25V, GLED = 0, VREF+ - VREF- = 2.048V (external reference),
CREF+ = CREF- = 0.1F, CVNEG = 0.1F. Internal clock mode, unless otherwise noted. All specifications are at TA = TMIN to TMAX.
Typical values are at TA = +25°C, unless otherwise noted.)
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