B Version3 Parameter 2 Min Typ Max Unit Con" />
參數(shù)資料
型號(hào)： AD5344BRUZ-REEL7
廠商： Analog Devices Inc
文件頁(yè)數(shù)： 14/20頁(yè)
文件大?。?/td> 0K
描述： IC DAC 12BIT QUAD VOUT 28-TSSOP
產(chǎn)品培訓(xùn)模塊： Data Converter Fundamentals
DAC Architectures
標(biāo)準(zhǔn)包裝： 1,000
設(shè)置時(shí)間： 8µs
位數(shù)： 12
數(shù)據(jù)接口： 并聯(lián)
轉(zhuǎn)換器數(shù)目： 4
電壓電源： 單電源
功率耗散（最大）： 4.5mW
工作溫度： -40°C ~ 105°C
安裝類型： 表面貼裝
封裝/外殼： 28-TSSOP（0.173"，4.40mm 寬）
供應(yīng)商設(shè)備封裝： 28-TSSOP
包裝： 帶卷 (TR)
輸出數(shù)目和類型： 4 電壓，單極；4 電壓，雙極
采樣率（每秒）： 125k
REV. 0
–3–
AD5334/AD5335/AD5336/AD5344
AC CHARACTERISTICS
1
B Version3
Parameter
2
Min
Typ
Max
Unit
Conditions/Comments
Output Voltage Settling Time
VREF = 2 V. See Figure 20
AD5334
6
8
s
1/4 Scale to 3/4 Scale Change (40 H to C0 H)
AD5335
7
9
s
1/4 Scale to 3/4 Scale Change (100 H to 300 H)
AD5336
7
9
s
1/4 Scale to 3/4 Scale Change (100 H to 300 H)
AD5344
8
10
s
1/4 Scale to 3/4 Scale Change (400 H to C00 H)
Slew Rate
0.7
V/
s
Major Code Transition Glitch Energy
8
nV-s
1 LSB Change Around Major Carry
Digital Feedthrough
0.5
nV-s
Digital Crosstalk
3
nV-s
Analog Crosstalk
0.5
nV-s
DAC-to-DAC Crosstalk
3.5
nV-s
Multiplying Bandwidth
200
kHz
VREF = 2 V
± 0.1 V p-p. Unbuffered Mode
Total Harmonic Distortion
–70
dB
VREF = 2.5 V
± 0.1 V p-p. Frequency = 10 kHz
NOTES
1Guaranteed by design and characterization, not production tested.
2See Terminology section.
3Temperature range: B Version: –40
°C to +105°C; typical specications are at 25°C.
Specications subject to change without notice.
TIMING CHARACTERISTICS1, 2, 3
Parameter
Limit at TMIN, TMAX
Unit
Condition/Comments
t1
0
ns min
CS to WR Setup Time
t2
0
ns min
CS to WR Hold Time
t3
20
ns min
WR Pulsewidth
t4
5
ns min
Data, GAIN, HBEN Setup Time
t5
4.5
ns min
Data, GAIN, HBEN Hold Time
t6
5
ns min
Synchronous Mode.
WR Falling to LDAC Falling.
t7
5
ns min
Synchronous Mode.
LDAC Falling to WR Rising.
t8
4.5
ns min
Synchronous Mode.
WR Rising to LDAC Rising.
t9
5
ns min
Asynchronous Mode.
LDAC Rising to WR Rising.
t10
4.5
ns min
Asynchronous Mode.
WR Rising to LDAC Falling.
t11
20
ns min
LDAC Pulsewidth
t12
20
ns min
CLR Pulsewidth
t13
50
ns min
Time Between
WR Cycles
t14
20
ns min
A0, A1 Setup Time
t15
0
ns min
A0, A1 Hold Time
NOTES
1Guaranteed by design and characterization, not production tested.
2All input signals are specified with tr = tf = 5 ns (10% to 90% of V
DD)
and timed from a voltage level of (VIL + VIH)/2.
3See Figure 1.
Specications subject to change without notice.
(VDD = 2.5 V to 5.5 V. RL = 2 k
to GND; CL = 200 pF to GND. All specications TMIN to TMAX unless other-
wise noted.)
t15
t14
t8
CS
WR
DATA,
GAIN,
HBEN
LDAC1
LDAC2
CLR
NOTES:
1 SYNCHRONOUS LDAC UPDATE MODE
2 ASYNCHRONOUS LDAC UPDATE MODE
A0,
A1
t1
t2
t5
t3
t13
t4
t7
t6
t9
t10
t11
t12
Figure 1. Parallel Interface Timing Diagram
(VDD = 2.5 V to 5.5 V, All specications TMIN to TMAX unless otherwise noted.)
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