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參數(shù)資料
| 型號： | TDA8785H |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | ADC |
| 英文描述： | 8-bit high-speed analog-to-digital converter with gain and offset controls |
| 中文描述： | 1-CH 8-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP44 |
| 封裝： | 10 X 10 MM, 1.75 MM HEIGHT, PLASTIC, SOT-307-2, QFP-44 |
| 文件頁數(shù)： | 9/24頁 |
| 文件大?。?/td> | 169K |
| 代理商： | TDA8785H |
1997 Dec 18
9
Philips Semiconductors
Product specification
8-bit high-speed analog-to-digital converter
with gain and offset controls
TDA8785
Slow offset amplifier inputs (pins V
SOFF(p)
and V
SOFF(n)
) gain amplifier at 0 dB;
note 1
V
offset(ADC)
offset voltage at ADC input
V
SOFF(p)
= 2 V;
V
SOFF(n)
= 2.75 V
V
SOFF(p)
= 2.75 V;
V
SOFF(n)
= 2.75 V
V
SOFF(p)
= 3.5 V;
V
SOFF(n)
= 2.75 V
0.25
V
0
V
0.25
V
I
i
Offset reference code; T
amb
= 25
°
C
input current
10
μ
A
OFSRE
OFSER
offset reference (ADC output code)
offset reference error on code 8
V
i(p)
= V
i(n)
;
V
FOFF(p)
= V
FOFF(n)
;
V
SOFF(p)
= V
SOFF(n)
;
amplifier gain set at
0 dB
15
8
0
+15
code
code
Gain control inputs (pins V
FSAD(p)
and V
FSAD(n)
);
see Fig.7
G
v(min)
minimum voltage gain
V
FSAD(p)
= 2 V;
V
FSAD(n)
= 2.75 V
V
FSAD(p)
= 3.5 V;
V
FSAD(n)
= 2.75 V
0
dB
G
v(max)
maximum voltage gain
20
dB
I
i
DAC full-scale control inputs (pins V
FSDAC(p)
and V
FSDAC(n)
) 150
output load on pins V
DACO(p)
and V
DACO(n)
;
see Table 3
input current
10
μ
A
V
DACO(n)
DAC negative output voltage (pin 8)
code 0 at DAC inputs
code 255 at DAC inputs;
V
FSDAC(p)
= 2 V;
V
FSDAC(n)
= 2.75 V
code 255 at DAC inputs;
V
FSDAC(p)
= 2.75 V;
V
FSDAC(n)
= 2.75 V
code 255 at DAC inputs;
V
FSDAC(p)
= 3.5 V;
V
FSDAC(n)
= 2.75 V
V
CCA
V
CCA
0.4
V
V
V
CCA
0.5
V
V
CCA
0.6
V
I
i
input current
1
μ
A
Bandwidth adjustment node input (pin B);
see Fig.6
Z
i
8-bit DAC; f
clk
= 30 MHz, ramp input; T
amb
= 25
°
C
input impedance
500
Z
o
INL
DNL
output impedance
integral non-linearity
differential non-linearity
150
±
0.4
±
0.4
±
0.8
±
1.0
LSB
LSB
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX. UNIT
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| TDA8786 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:10-bit analog-to-digital interface for CCD cameras |
| TDA8786A | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:10-bit analog-to-digital interface for CCD cameras |
| TDA8786AG | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:10-bit analog-to-digital interface for CCD cameras |
| TDA8786G | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:10-bit analog-to-digital interface for CCD cameras |
| TDA8787 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:10-bit, 3.0 V analog-to-digital interface for CCD cameras |
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