參數(shù)資料
型號: PT8146L
廠商: Princeton Technology Corporation
英文描述: 8-Bit 12-Ch I/O DAC
中文描述: 8位12通道的I / O援
文件頁數(shù): 17/27頁
文件大?。?/td> 367K
代理商: PT8146L
Tel: 886-2-66296288
ANALOG OUTPUT NOISE CHARACTERISTIC
(V
DD
=V
CC
D=V
CC
A=5.0V, Ta=+25
)
URL: http://www.princeton.com.tw
Fax: 886-2-29174598
PT8146 V1.1
- 17 -
February, 2006
8-Bit 12-Ch I/O DAC
PT8146
Value
Parameter
Symbol
Conditions
Measurement
Condition
Min. Typ. Max.
Unit
Digital supply noise
reduction ratio
Analog supply noise
reduction ratio
D/A supply noise
reduction ratio
PSRD fNOISE=1KHz
1
-
-
20
dB
PSRA fNOISE=1KHz
1
-
-
20
dB
PSRDA fNOISE=1KHz
1
-
-
0
dB
Operating noise
VN1
During serial transfer
During analog operation
During Hi-Z commands
See “Operating Noise VN1”
Serial
parallel conversion
See “I/O Expander Operating
Noise 1 VN2”
During digital-only pin
operations
During parallel
serial
conversion
ESR setting
During digital input/digital
output switching
During serial -> parallel
conversion
See “I/O Expander Operating
Noise 2 VN3”
During digital/analog capable
pin operation
ESR setting
During digital output/digital
output switching
2
-30
-
30
mV
I/O expander
operating noise 1
VN2
2
-30
-
30
mV
I/O expander
operating noise 2
VN3
2
-0.1
-
0.1
V
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