参数资料
型号: DAC7800LU
厂商: TEXAS INSTRUMENTS INC
元件分类: DAC
英文描述: SERIAL INPUT LOADING, 0.4 us SETTLING TIME, 12-BIT DAC, PDSO16
封装: GREEN, PLASTIC, SOIC-16
文件页数: 21/23页
文件大小: 687K
代理商: DAC7800LU
DAC7800, 7801, 7802
7
SBAS005A
www.ti.com
TYPICAL CHARACTERISTICS
OUTPUT OP AMP IS OPA602.
TA = +25°C, VDD = +5V.
Output
Leakage
Current
(A)
OUTPUT LEAKAGE CURRENT
vs TEMPERATURE
1
100n
10n
1n
100p
10p
1p
–75
–50
–25
0
+25
+50
+75
+100
+125
Temperature (°C)
–60
–65
–70
–75
–80
–85
–90
–95
–100
THD
+
Noise
(dB)
THD + NOISE vs FREQUENCY
Frequency (Hz)
1k
10
100
10k
100k
1Vrms
3Vrms
6Vrms
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
Crosstalk
(dB)
CHANNEL-TO-CHANNEL ISOLATION
vs FREQUENCY
Frequency (Hz)
100k
1k
10k
1M
10M
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
Feedthrough
(dB)
FEEDTHROUGH vs FREQUENCY
Frequency (Hz)
100k
1k
10k
1M
10M
+30
+20
+10
0
–10
–20
–30
–40
–50
Gain
(dB)
FREQUENCY RESPONSE
Frequency (Hz)
100k
1k
10k
1M
10M
C
F = 5pF
C
F = 10pF
C
F = 0pF
Frequency (Hz)
PSRR
(dB)
PSRR vs FREQUENCY
70
60
50
40
30
20
10
0
–10
1k
10k
100k
1M
DAC Loaded w/0s
DAC Loaded w/1s
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