參數(shù)資料
型號(hào)： TLC7225IDWG4
廠商： TEXAS INSTRUMENTS INC
元件分類： DAC
英文描述： PARALLEL, 8 BITS INPUT LOADING, 8-BIT DAC, PDSO24
封裝： 0.300 INCH, GREEN, SOIC-24
文件頁(yè)數(shù)： 18/22頁(yè)
文件大?。?/td> 331K
代理商： TLC7225IDWG4
TLC7225C, TLC7225I
QUADRUPLE 8-BIT DIGITAL-TO-ANALOG CONVERTERS
SLAS109B – OCTOBER 1996 – REVISED FEBRUARY 2001
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range
reference inputs (all supply ranges)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
ri
Input resistance, REFA, REFB, REFC, REFD
1.5
4
k
Ci
Input capacitance REFA REFB REFC REFD
DAC loaded with all 1s
300
pF
Ci
In ut ca acitance, REFA, REFB, REFC, REFD
DAC loaded with all 0s
65
pF
Channel-to-channel isolation
V f = 10 V
sine wave at 10 kHz
60
dB
AC feedthrough
Vref = 10 Vpp sine wave at 10 kHz
70
dB
dual power supply over recommended supply and reference voltage ranges, AGND = DGND = 0 V (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
II
Input current, digital
VI = 0 or VDD
±1
A
IDD
Supply current, VDD
VI = VIL or VIH, No load
10
16
mA
ISS
Supply current, VSS
VI = VIL or VIH, No load
4
10
mA
Power supply sensitivity
VDD = ±5%
0.01
%/%
Ci
Input capacitance
Digital inputs
8
pF
single power supply, VDD = 14.25 V to 15.75 V, VSS = AGND = DGND = 0 V, Vref (A, B, C, D) = 10 V
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
II
Input current, digital
VI = 0 or VDD
±1
A
IDD
Supply current, VDD
VI = VIL or VIH, No load
5
13
mA
Power supply sensitivity
VDD = ±5%
0.01
%/%
Ci
Input capacitance
Digital inputs
8
pF
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