參數(shù)資料
型號: AD976ACRS
廠商: ANALOG DEVICES INC
元件分類: ADC
英文描述: 16-Bit, 100 kSPS/200 kSPS BiCMOS A/D Converters
中文描述: 1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PDSO28
封裝: SSOP-28
文件頁數(shù): 3/23頁
文件大?。?/td> 577K
代理商: AD976ACRS
–3–
AD9761
DYNAMIC SPECIFICATIONS
Parameter
Min
Typ
Max
Unit
DYNAMIC PERFORMANCE
Maximum Output Update Rate
Output Settling Time (t
ST
to 0.025%)
Output Propagation Delay (t
PD
)
Glitch Impulse
Output Rise Time (10% to 90%)
Output Fall Time (10% to 90%)
40
MSPS
ns
Input Clock Cycles
pV-s
ns
ns
35
55
5
2.5
2.5
AC LINEARITY TO NYQUIST
Signal-to-Noise and Distortion (SINAD)
f
OUT
= 1 MHz; CLOCK = 40 MSPS
Effective Number of Bits (ENOBs)
Total Harmonic Distortion (THD)
f
OUT
= 1 MHz; CLOCK = 40 MSPS
T
A
= 25
°
C
T
MIN
to T
MAX
Spurious-Free Dynamic Range (SFDR)
f
OUT
= 1 MHz; CLOCK = 40 MSPS; 10 MHz Span
Channel Isolation
f
OUT
= 8 MHz; CLOCK = 40 MSPS; 10 MHz Span
56
9.0
59
9.5
dB
Bits
–68
–67
–58
–53
dB
dB
59
68
dB
90
dBc
DIGITAL SPECIFICATIONS
Parameter
Min
Typ
Max
Unit
DIGITAL INPUTS
Logic “1” Voltage @ DVDD = 5 V
Logic “1” Voltage @ DVDD = 3 V
Logic “0” Voltage @ DVDD = 5 V
Logic “0” Voltage @ DVDD = 3 V
Logic “1” Current
Logic “0” Current
Input Capacitance
Input Setup Time (t
S
)
Input Hold Time (t
H
)
CLOCK High
CLOCK Low
Invalid CLOCK/WRITE Window (t
CINV
)
1
3.5
2.4
5
3
0
0
V
V
V
V
μ
A
μ
A
pF
ns
ns
ns
ns
ns
1.3
0.9
+10
+10
–10
–10
5
3
2
5
5
1
5
NOTES
1
t
CINV
is an invalid window of 4 ns duration beginning 1 ns
AFTER
the rising edge of WRITE in which the rising edge of CLOCK
MUST NOT
occur.
Specifications subject to change without notice.
"I" DATA
"Q" DATA
t
CINV
DB9–DB0
DAC
INPUTS
SELECT
WRITE
CLOCK
t
S
t
H
NOTE: WRITE AND CLOCK CAN BE
TIED TOGETHER. FOR TYPICAL EXAMPLES,
REFER TO DIGITAL INPUTS AND INTERLEAVED
INTERFACE CONSIDERATION SECTION.
Figure 1. Timing Diagram
(T
MIN
to T
MAX
, AVDD = 5 V, DVDD = 5 V, I
OUTFS
= 10 mA, Differential Transformer Coupled Output,
50 Doubly Terminated, unless otherwise noted)
(T
MIN
to T
MAX
, AVDD = 5 V, DVDD = 5 V, I
OUTFS
= 10 mA unless otherwise noted)
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