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1999 Feb 16 3
Philips Semiconductors Preliminary specification
12-bit high-speed Analog-to-Digital
Converter (ADC)
TDA8767
ORDERING INFORMATION
BLOCK DIAGRAM
TYPE
NUMBER
PACKAGE
SAMPLING
FREQUENCY (MHz)
NAME DESCRIPTION VERSION
TDA8767H/1
QFP44
plastic quad flat package; 44 leads
(lead length 1.3 mm); body 10 × 10 × 1.75 mm
SOT307-2
10
TDA8767H/2 20
TDA8767H/3 30
Fig.1 Block diagram.
handbook, full pagewidth
MBH142
D11
MSB
data outputs
19
21
D1022
D923
D824
D725
D626
D527
D4
D3
28
29
42
43
39
V
I
11
V
ref
SH
V
I
D230
D131
D0
LSB
32
V
CCO
33
IR
34
20
18
CMOS
OUTPUTS
LATCHES
ANALOG-TO-DIGITAL
CONVERTER
CLOCK DRIVER
15
V
CCD2
37
V
CCD1
41
V
CCA4
3
V
CCA3
9
V
CCA2
2
V
CCA1
36
CLK
CMOS
OUTPUT
OGND
IN-RANGE
LATCH
OETC
AMP
sample-
and-hold
TDA8767
17
DGND2
38
DGND1
digital ground
40
AGND4
4
AGND3
10
AGND2
44
AGND1
analog ground