TDA8767 Datasheet, PDF (3/20 Pages) NXP Semiconductors – 12-bit high-speed Analog-to-Digital Converter ADC

Philips Semiconductors
12-bit high-speed Analog-to-Digital
Converter (ADC)
ORDERING INFORMATION
TYPE
NUMBER
TDA8767H/1
TDA8767H/2
TDA8767H/3
NAME
QFP44
PACKAGE
DESCRIPTION
plastic quad flat package; 44 leads
(lead length 1.3 mm); body 10 × 10 × 1.75 mm
BLOCK DIAGRAM
Preliminary specification
TDA8767
SAMPLING
VERSION ^{FREQUENCY (MHz)}
10
SOT307-2
20
30
handbook, full pagewidth
VCCA1 VCCA2 VCCA3 VCCA4
2
9
3
41
CLK
36
VCCD1 VCCD2
37
15
TC OE
18 19
11
Vref
AMP
TDA8767
CLOCK DRIVER
VI ⁴²
VI ⁴³
39
SH
sample-
and-hold
ANALOG-TO-DIGITAL
CONVERTER
LATCHES
CMOS
OUTPUTS
21 D11
MSB
22 D10
23 D9
24 D8
25 D7
26 D6
27 D5
28 D4
data outputs
29 D3
30 D2
31 D1
32 D0
LSB
33
VCCO
IN-RANGE
LATCH
CMOS
20
OUTPUT
IR
44
10
4
40
AGND1 AGND2 AGND3 AGND4
analog ground
38
17
DGND1 DGND2
digital ground
34
OGND
MBH142
1999 Feb 16
Fig.1 Block diagram.
3