TA = 25°C, V
參數(shù)資料
型號: AD7225LRZ-REEL
廠商: Analog Devices Inc
文件頁數(shù): 22/24頁
文件大小: 0K
描述: IC DAC 8BIT QUAD W/AMP 24SOIC
產(chǎn)品培訓(xùn)模塊: Data Converter Fundamentals
DAC Architectures
標(biāo)準(zhǔn)包裝: 1,000
設(shè)置時間: 4µs
位數(shù): 8
轉(zhuǎn)換器數(shù)目: 4
電壓電源: 雙 ±
功率耗散(最大): 500mW
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 24-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 24-SOIC W
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): 200k
AD7225
Rev. C | Page 7 of 24
TYPICAL PERFORMANCE CHARACTERISTICS
TA = 25°C, VDD = 15 V, VSS = 5 V, unless otherwise noted.
1.0
–1.0
–0.5
0
0.5
0
32
64
96
128
160
192
224
T
O
T
AL
UNADJUS
T
E
D
E
RRO
R
(
L
S
B)
INPUT CODE
VREFx = 10V
00986-
004
Figure 4. Channel-to-Channel Matching
1.0
–1.0
–0.5
0
0.5
0
1
2
3
4
5
6
7
8
9
10
11
12
13
RE
L
AT
IV
E
ACCURACY
(
L
S
B)
VREF (V)
VDD = 5V
VDD = 12V
VDD = 15V
00986-
005
Figure 5. Relative Accuracy vs. VREF
0.50
–0.50
–0.25
0
0.25
0
1
2
3
4
5
6
7
8
9
10
11
12
13
D
IFFE
R
E
N
TIA
L
N
ON
LIN
E
A
R
ITY
(
LS
B
)
VREF (V)
VDD = 5V
VDD = 12V
VDD = 15V
00986-
006
Figure 6. Differential Nonlinearity vs. VREF
8
–7
–6
–5
–4
–3
–2
–1
0
1
2
3
4
5
6
7
–60
–40
–20
0
20
40
60
80
100
120
140
P
O
W
E
R
S
UP
P
L
Y
CURRE
NT
(
mA)
TEMPERATURE (°C)
IDD
ISS
00986-
007
Figure 7. Power Supply Current vs. Temperature
5
–5
–4
–3
–2
–1
0
1
2
3
4
–60
–40
–20
0
20
40
60
80
100
120
140
Z
E
RO
CO
DE
E
RRO
R
(
mV
)
TEMPERATURE (°C)
VOUTA
VOUTB
VOUTC
VOUTD
00986-
008
Figure 8. Zero Code Error vs. Temperature
100
90
10
0%
1ms/DIV
300V
00986-
009
Figure 9. Broadband Noise
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