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參數(shù)資料
| 型號(hào)： | TDA9923AHW |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | ADC |
| 英文描述： | 4-CH 12-BIT RESISTANCE LADDER ADC, SERIAL ACCESS, PQFP48 |
| 封裝： | 7 X 7 MM, 1.00 MM HEIGHT, PLASTIC, MS-026, SOT545-3, QFP-48 |
| 文件頁(yè)數(shù)： | 19/20頁(yè) |
| 文件大?。?/td> | 118K |
| 代理商： | TDA9923AHW |
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9397 750 14207
Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Objective data sheet
Rev. 01 — 6 February 2006
8 of 20
Philips Semiconductors
TDA9923A
Quad 12-bit, up to 40 Msample/s analog-to-digital converter
Outputs
Digital outputs: pins DATn, DSTn and DCLKn
VOH
HIGH-level output voltage
320
-
500
mV
VOL
LOW-level output voltage
0
-
<tbd>
mV
ZOH
HIGH-level output
impedance
-50
-
ZOL
LOW-level output
impedance
-50
-
Vox
cross-point output voltage
0.4VOH
-
0.6VOH
mV
Analog signal processing
Linearity
INL
integral non-linearity
ramp input
-
±0.7
±2
LSB
DNL
differential non-linearity
ramp input
-
±0.3
±1
LSB
Eoffset
offset error
-
0.9
-
LSB
EG
gain error (from channel to
channel)
-
0.3
<tbd>
%
Bandwidth (fCLK = 40 MHz)
B
analog bandwidth
full-scale sine wave
[3] -
195
-
MHz
Dynamic parameters (fCLK = 40 MHz)
Hfund(FS)
full-scale fundamental
harmonic
fi = 5 MHz
-
0
dB
H2(FS)
full-scale second harmonic
fi = 5 MHz
-
80
<tbd>
dB
H3(FS)
full-scale third harmonic
fi = 5 MHz
-
79
<tbd>
dB
THD
total harmonic distortion
fi = 5 MHz
[4] -
74
-
dB
S/NFS
full-scale signal-to-noise
ratio
fi = 5 MHz
[5] <tbd>
68.8
-
dB
fi =17MHz
[5] <tbd>
67.9
-
dB
ENOB
effective number of bits
fi = 5 MHz
[6] -
10.9
-
bits
fi =17MHz
[6] -
10.5
-
bits
TTIR
two-tone intermodulation
rejection
[7] -
75
-
dB
αct
crosstalk
channel-to-channel
[8] -
84
-
dB
Switching characteristics
Clock input: pins CLKI and CLKIN; see Figure 6, see Table note 9
fCLK(max)
maximum clock frequency
40
-
MHz
fCLK(min)
minimum clock frequency
-
<tbd>
MHz
δCLK
CLK duty factor
45
-
55
%
td(s)
sampling delay time
<tbd>
3
<tbd>
ns
t(s)spread
spread sampling delay time
-
<tbd>
ns
Recovery time
trec(stb)
recovery time after standby
-
20
ms
Table 6:
Characteristics…continued
VCCA = 3.0 V to 3.6 V; VCCD = 1.65 V to 1.95 V; VCCO = 0.75 V to 0.85 V; Tamb =0 °Cto70 °C; Vi(FS)(p-p) = 2 V; typical values
measured at VCCA = 3.3 V, VCCD = 1.8 V, VCCO = 0.8 V and Tamb =25 °C; unless otherwise specied.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
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