Philips TDA8767 - Manual (Page 3)

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
Ч
10
Ч
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
D10 22
D9 23
D8 24
D7 25
D6 26
D5 27
D4
D3
28
29
42
43
39
VI
11
Vref
SH
VI
D2 30
D1 31
D0
LSB
32
VCCO
33
IR
34
20
18
CMOS
OUTPUTS
LATCHES
ANALOG-TO-DIGITAL
CONVERTER
CLOCK DRIVER
15
VCCD2
37
VCCD1
41
VCCA4
3
VCCA3
9
VCCA2
2
VCCA1
36
CLK
CMOS
OUTPUT
OGND
IN-RANGE
LATCH
OE TC
AMP
sample-
and-hold
TDA8767
17
DGND2
38
DGND1
digital ground
40
AGND4
4
AGND3
10
AGND2
44
AGND1
analog ground