參數(shù)資料
型號(hào)： DAC8831IRGYTG4
廠商： TEXAS INSTRUMENTS INC
元件分類： DAC
英文描述： SERIAL INPUT LOADING, 1 us SETTLING TIME, 16-BIT DAC, PQCC14
封裝： GREEN, PLASTIC, QFN-14
文件頁(yè)數(shù)： 24/29頁(yè)
文件大?。?/td> 687K
代理商： DAC8831IRGYTG4
www.ti.com
SLAS449D – FEBRUARY 2005 – REVISED SEPTEMBER 2007
ELECTRICAL CHARACTERISTICS (continued)
All specifications at TA = TMIN to TMAX, VDD = +3 V or VDD = +5 V, VREF = +2.5 V unless otherwise noted.
DAC8830, DAC8831
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
REFERENCE INPUT
Reference input voltage range
1.25
VDD
V
Unipolar mode
9
Reference input impedance(4)
k
Bipolar mode, DAC8831
7.5
Reference –3dB bandwidth, BW
Code = FFFFh
1.3
MHz
Reference feedthrough
Code = 0000h, VREF = 1 VPP at 100 kHz
1
mV
Signal-to-noise ratio, SNR
92
dB
Code = 0000h
75
Reference input capacitance
pF
Code = FFFFh
120
DIGITAL INPUTS
VDD = 2.7 V
0.6
VIL
Input low voltage
V
VDD = 5 V
0.8
VDD = 2.7 V
2.1
VIH
Input high voltage
V
VDD = 5 V
2.4
Input current
±1
μA
Input capacitance
10
pF
Hysteresis voltage
0.4
V
POWER SUPPLY
VDD
Power-supply voltage
2.7
5.5
V
VDD = 3 V
5
20
IDD
Power-supply current
μA
VDD = 5 V
5
20
VDD = 3 V
15
60
Power
μW
VDD = 5 V
25
100
TEMPERATURE RANGE
Specified performance
–40
+85
°C
(4)
Reference input resistance is code-dependent, minimum at 8555h.
4
Copyright 2005–2007, Texas Instruments Incorporated
Product Folder Link(s): DAC8830 DAC8831
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