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参数资料
| 型号： | DAC7664YT |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | DAC |
| 英文描述： | PARALLEL, WORD INPUT LOADING, 12 us SETTLING TIME, 16-BIT DAC, PQFP64 |
| 封装： | GREEN, PLASTIC, LQFP-64 |
| 文件页数： | 27/32页 |
| 文件大小： | 661K |
| 代理商： | DAC7664YT |
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DAC7664
SBAS271 MARCH 2004
www.ti.com
4
ELECTRICAL CHARACTERISTICS: VSS = 5V
All specifications at TA = TMIN to TMAX, IOVDD = VDD = VCC = +5V, and VSS = 5V, unless otherwise noted.
DAC7664Y
DAC7664YB
DAC7664YC
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
Accuracy
Linearity error
±3
±4
±2
±3
[
LSB
Linearity match
±4
±2
[
LSB
Differential linearity error
±2
±3
±1
±2
1
+2
LSB
Monotonicity, TMIN to TMAX
14
15
16
Bit
Bipolar zero error
±1
±5
[
mV
Bipolar zero error drift
5
10
[
ppm/
°C
Full-scale error
±6
±20
±4
±12.5
[
mV
Full-scale error drift
7
15
[
ppm/
°C
Bipolar zero matching
Channel-to-channel matching
±3
±7
±2
±5
[
mV
Full-scale matching
Channel-to-channel matching
±4
±10
±2
±8
[
mV
Power-supply rejection ratio (PSRR)
At full-scale
10
100
[
ppm/V
Analog Output
Voltage output
RL = 10k
2.5
+2.5
[
V
Output current
1.25
+1.25
[
mA
Maximum load capacitance
No oscillation
500
[
pF
Short-circuit current
15, +30
[
mA
Short-circuit duration
GND or VCC or VSS
Indefinite
[
Dynamic Performance
Settling time
To
±0.003%, 5V output step
12
15
[
s
Channel-to-channel crosstalk
0.5
[
LSB
Digital feedthrough
2
[
nV-s
Output noise voltage
f = 10kHz
200
[
nV/
√Hz
DAC glitch
7FFFh to 8000h or
8000h to 7FFFh
2
7
[
nV-s
Digital Input
VIH
0.7
× IOVDD
[
V
VIL
0.3
× IOVDD
[
V
IIH
±10
[
A
IIL
±10
[
A
Digital Output
VOH
IOH = 0.8mA, IOVDD = 5V
3.6
4.5
[
V
VOL
IOL = 1.6mA, IOVDD = 5V
0.3
0.4
[
V
VOH
IOH = 0.4mA, IOVDD = 3V
2.4
2.6
[
V
VOL
IOL = 0.8mA, IOVDD = 3V
0.3
0.4
[
V
Power Supply
VDD
+4.75
+5.0
+5.25
[
V
IOVDD
+2.7
+5.0
+5.25
[
V
VCC
+4.75
+5.0
+5.25
[
V
VSS
5.25
5.0
4.75
[
V
ICC
4
5.5
[
mA
IDD
50
[
A
I(IOVDD)
50
[
A
ISS
3.5
2.0
[
mA
Power
30
45
[
mW
Temperature Range
Specified performance
40
+85
[
°C
[ specifications same as the grade to the left
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