參數(shù)資料
型號(hào): MAX1449EHJ+T
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 16/21頁(yè)
文件大?。?/td> 0K
描述: IC ADC 10BIT 105MSPS 32-TQFP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,500
位數(shù): 10
采樣率(每秒): 105M
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: 2 個(gè)單端,雙極;1 個(gè)差分,雙極
MAX1449
10-Bit, 105Msps, Single 3.3V, Low-Power
ADC with Internal Reference
4
_______________________________________________________________________________________
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Maximum REFP, COM Source
Current
VREFN
5mA
Maximum REFP, COM Sink
Current
VCOM
-250
A
Maximum REFN Source Current
ISOURCE
250
A
Maximum REFN Sink Current
ISINK
-5
mA
UNBUFFERED EXTERNAL REFERENCE (VREFIN = AGND, reference voltage applied to REFP, REFN, and COM)
REFP, REFN Input Resistance
RREFP,
RREFN
Measured between REFP and COM and
REFN and COM
4k
REFP, REFN, COM Input
Capacitance
CIN
15
pF
Differential Reference Input
Voltage Range
VREF
VREF = VREFP - VREFN
1.024
±10%
V
COM Input Voltage Range
VCOM
VDD / 2
±10%
V
REFP Input Voltage
VREFP
VCOM+
VREF / 2
V
REFN Input Voltage
VREFN
VCOM-
VREF / 2
V
DIGITAL INPUTS (CLK, PD, OE)
CLK
0.8 x
VDD
Input High Threshold
VIH
PD, OE
0.8 x
VDD
V
CLK
0.2 x
VDD
Input Low Threshold
VIL
PD, OE
0.2 x
VDD
V
Input Hysteresis
VHYST
0.1
V
IIH
VIH = VDD = OVDD
±5A
Input Leakage
IIL
VIL = 0
±5
Input Capacitance
CIN
5pF
ELECTRICAL CHARACTERISTICS (continued)
(VDD = 3.3V, OVDD = 2V, 0.1F and 1F capacitors from REFP, REFN, and COM to GND, VREFIN = 2.048V, REFOUT connected to
REFIN through a 10k resistor, VIN = 2VP-P (differential with respect to COM), CL = 10pF at digital outputs, fCLK = 105MHz, TA = TMIN
to TMAX, unless otherwise noted. ≥ +25°C guaranteed by production test, < +25°C guaranteed by design and characterization; typical
values are at TA = +25°C.)
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