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參數(shù)資料
| 型號(hào)： | WM2636CD |
| 廠(chǎng)商： | Wolfson Microelectronics |
| 英文描述： | 12-bit Serial Input Voltage Output DAC with Internal Reference |
| 中文描述： | 12位串行輸入電壓與內(nèi)部基準(zhǔn)輸出DAC |
| 文件頁(yè)數(shù)： | 3/10頁(yè) |
| 文件大?。?/td> | 392K |
| 代理商： | WM2636CD |
WM2636
Production Data
WOLFSON MICROELECTRONICS LTD
PD Rev 1.0 July 1999
3
ELECTRICAL CHARACTERISTICS
Test Conditions:
R
L
= 10k
, C
L
= 100pF. VDD
= 5V
±
10%, V
REF
= 2.048V and VDD
= 3V
±
10%, V
REF
= 1.024V over recommended operating
free-air temperature range (unless noted otherwise).
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Static DAC Specifications
Resolution
12
bits
Integral non-linearity
INL
See Note 1
±
2.0
±
0.5
±
4.0
±
1.0
±
20
±
0.6
LSB
Differential non-linearity
DNL
See Note 2
LSB
Zero code error
ZCE
See Note 3
mV
Gain error
GE
See Note 4
% FSR
D.c. power supply rejection ratio
DC PSRR
See Note 5
0.5
mV/V
Zero code error temperature coefficient
See Note 6
10
ppm/
°
C
Gain error temperature coefficient
See Note 6
10
ppm/
°
C
DAC Output Specifications
Output voltage range
0
VDD - 0.1
V
Output load regulation
2k
to 10k
load
See Note 7
±
0.1
±
0.25
%
Power Supplies
No load, V
IH
= VDD, V
IL
= 0V
VDD = 5V,
V
REF
= 2.048V Slow
VDD = 5V,
V
REF
= 2.048V Fast
VDD = 3V,
V
REF
= 1.024V Slow
VDD = 3V,
V
REF
= 1.024V Fast
See Note 8
No load,
all digital inputs 0V or VDD
See Note 9
1.6
1.9
mA
2.9
3.4
mA
1.4
mA
Active supply current
I
DD
2.7
mA
Power down supply current
0.01
10
μ
A
Dynamic DAC Specifications
Slew rate
DAC code 128 to 4095,
10%-90% See Note 10
Slow
Fast
DAC code 128 to 4095
See Note 11
Slow
Fast
Code 2047 to 2048
2
14
V/
μ
s
V/
μ
s
Settling time
3.5
1.0
10
μ
s
μ
s
nV-s
Glitch energy
Signal to noise ratio
SNR
fs = 400ksps, f
OUT
= 1kHz,
BW = 20kHz
See Note 12
fs = 400ksps, f
OUT
= 1kHz,
BW = 20kHz See Note 12
fs
= 400ksps, f
OUT
= 1kHz,
BW = 20kHz See Note 12
fs
= 400ksps, f
OUT
= 1kHz,
BW = 20kHz See Note 12
71
75
dB
Signal to noise and distortion ratio
SNRD
59
66
dB
Total harmonic distortion
THD
-67
-59
dB
Spurious free dynamic range
SPFDR
59
69
dB
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| WM2636ID | 12-bit Serial Input Voltage Output DAC with Internal Reference |
| WM2637 | Dual 10-Bit Serial Input Voltage Output DAC with Internal Reference |
| WM2637CD | Dual 10-Bit Serial Input Voltage Output DAC with Internal Reference |
| WM2637ID | Dual 10-Bit Serial Input Voltage Output DAC with Internal Reference |
| WM2638 | Dual 12-Bit Serial Input Voltage Output DAC with Internal reference |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| WM2636ID | 制造商:WOLFSON 制造商全稱(chēng):WOLFSON 功能描述:12-bit Serial Input Voltage Output DAC with Internal Reference |
| WM2637 | 制造商:WOLFSON 制造商全稱(chēng):WOLFSON 功能描述:Dual 10-Bit Serial Input Voltage Output DAC with Internal Reference |
| WM2637CD | 制造商:WOLFSON 制造商全稱(chēng):WOLFSON 功能描述:Dual 10-Bit Serial Input Voltage Output DAC with Internal Reference |
| WM2637ID | 制造商:WOLFSON 制造商全稱(chēng):WOLFSON 功能描述:Dual 10-Bit Serial Input Voltage Output DAC with Internal Reference |
| WM2638 | 制造商:WOLFSON 制造商全稱(chēng):WOLFSON 功能描述:Dual 12-Bit Serial Input Voltage Output DAC with Internal reference |
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